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Office Properties for Sale in Wales

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Find Office Property for sale in Wales that meets your business or investment goals

Including town-centre offices, serviced suites, business park buildings, co-working spaces, and converted period offices.

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More details for 57 New Rd, Swansea - Office for Sale

57 New Rd

Swansea, SA8 4PJ

  • Office for Sale
  • £75,000
  • 1,120 sq ft

Swansea Office for Sale - Pontardawe

The property represents a value-add refurbishment and redevelopment opportunity, currently configured as a commercial unit but with a previous residential use. It offers a largely stripped-back internal condition, providing a blank canvas for investors or developers to reconfigure into residential or alternative commercial uses, subject to planning. The vendor is also open to a combined sale with the adjoining property, creating a larger-scale development proposition.

Contact:

Ramsay & White Estate Agents

Date on Market:

13/07/2026
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More details for 21 Caerleon Rd, Newport - Office for Sale

21 Caerleon Rd

Newport, NP19 7BU

  • Office for Sale
  • £245,000
  • 1,474 sq ft

Newport Office for Sale

This prominent mixed-use, three-storey property occupies a highly visible position on Caerleon Road, one of Newport’s busiest and best-connected arterial routes. The building comprises a ground-floor commercial unit with two residential floors above. The commercial accommodation is currently configured as two offices to the front with two large storage rooms to the rear, benefiting from excellent frontage, high levels of passing footfall, and strong transport links, including regular bus services and convenient access to the M4 motorway at Junction 25 and 26.

Contact:

Smooth Moves Property Agents Ltd

Date on Market:

10/07/2026
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More details for 92 Charles St, Milford Haven - Office for Sale

92 Charles St

Milford Haven, SA73 2HE

  • Office for Sale
  • £99,950
  • 3,702 sq ft
  • Energy Performance: C

Milford Haven Office for Sale - Pembrokeshire

An excellent investment opportunity situated on Milford Haven's main shopping street. <br/> <br/>This historic building comprises of a good sized, modern ground floor apartment benefiting from two bedrooms, kitchen, bathroom, store room and utility. Expected rental income circa £600pcm as per April 2026. <br/> <br/>The middle floor is a commercial premises directly on the high street and currently let to Greenacres charity. A new three year lease was signed in October 2025. <br/> <br/>To the top floor is a large room with planning permission for conversion to two residential apartments. One of which would boast waterway views. <br/> <br/>Outside is a rear yard.

Contact:

Brett Property

Date on Market:

24/04/2026
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More details for 18 King St, Carmarthen - Office for Sale

Yr Atom - 18 King St

Carmarthen, SA31 1BN

  • Office for Sale
  • £325,000
  • 12,734 sq ft

Carmarthen Office for Sale - Carmarthenshire

Substantial part let freehold office / retail investment in Carmarthen town centre. Offers are invited in the region of £325,000 for the freehold interest. Located in the heart of Carmarthen town centre, Yr Atom is a substantial, two-storey building that offers an attractive investment opportunity. The property was previously used by University of Wales Trinity Saint David (UWTSD) as a Welsh Language Centre but due to the consolidation of services, the property is now surplus to requirements. The property has been let in part (approx. 36% of the lettable space) to individual occupiers and therefore offers a part-let retail and office investment with asset management opportunities to occupy, let or re-develop the vacant space. The ground floor comprises two retail units alongside a cafeteria and individual office suites and meeting rooms. The first floor provides further office space with a large communal area. There is lift access and each floor has WC facilities. Since purchasing in 2014, UWTSD have spent significant investment on the building and have continually maintained the property. Yr Atom is located in Carmarthen, approximately 30 miles west of Swansea and 70 miles north-west of Cardiff. Carmarthen is a well-established commercial centre and serves as the key administrative and commercial hub for the region. The town has good links by road, with direct access via the A48 from the M4 motorway to Swansea (30 miles), Cardiff (70 miles) and London (212 miles). Carmarthen train station is 0.5 miles from the property and provides regular services to Cardiff, Swansea and Manchester and has connections to west Wales including Fishguard and Milford Haven. The main entrance to the property is located on King Street, a main retail thoroughfare in the town centre. In the vicinity there is an array of independent shops, national retailers, cafes and restaurants. The property extends to Spilman Street to the rear, where it lies adjacent to the Stag & Pheasant pub and opposite The Ivy Bush Hotel and Rees Richards estate agents.

Contact:

Savills

Date on Market:

10/04/2026
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More details for South Rd, Bridgend - Office for Sale

Former I E A Offices - South Rd

Bridgend, CF31 3XG

  • Office for Sale
  • £375,000
  • 3,453 sq ft
  • Energy Performance: C

Bridgend Office for Sale

The property briefly comprises a detached 2-storey office/business unit built to a traditional standard of construction with brick and blockwork elevations under a tiled pitched roof. The property is currently configured so as to provide a number of cellar offices together with on ground floor an open-plan general office/workshop/business space. The property is set within a landscaped plot that has the benefit of a tarmacadamed surface car park and a separate self-contained storage yard. The property has the benefit of all mains services connected.

Contact:

Watts & Morgan

Date on Market:

14/01/2026
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More details for Llangewydd Rd, Bridgend - Office for Sale

Former Surgery and Premises - Llangewydd Rd

Bridgend, CF31 4XX

  • Office for Sale
  • £295,000
  • 2,017 sq ft

Bridgend Office for Sale

The property briefly comprises a detached purpose-built Surgery & Premises set within a self-contained plot that is landscaped and has the benefit of a tarmacadam surfaced car park immediately adjoining. The single storey property is built to a modern design and specification with brick and blockwork elevations under a tile pitched roof. The property feature uPVC double glazed windows the majority of which have security shutters. Internally, the property provides for a range of consulting rooms around a large open plan general office and admin area. The property provides in total approximately 187.5sq.m(2017sq.ft) Net Internal Area of Accommodation. The property has the benefit of all mains services connected.

Contact:

Watts & Morgan

Property Subtype:

Medical

Date on Market:

08/01/2026
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More details for 70 Walter Rd, Swansea - Office for Sale

70 Walter Rd

Swansea, SA1 4QA

  • Office for Sale
  • £350,000
  • 2,722 sq ft

Swansea Office for Sale

Substantial Edwardian Office Building with Pre Approved Planning for Residential Conversion for sale at £375,000/ An extensive Edwardian office building occupying a prime location close to Swansea city centre and the vibrant Uplands Quarter. This impressive property offers a wealth of potential, with pre-approved plans for conversion into four apartments (2 x two-bedroom, 1 x one-bedroom, and 1 x studio). The building enjoys sea views to the rear, along with the benefit of secure garage parking accessed from a rear lane. Current accommodation includes: Ground Floor: Front office, middle office, rear office, WC, and a large kitchen/diner. First Floor: Three generous office rooms, WC, shower room, store room, and printer room. Second Floor: Two further large office rooms and a smaller office/store room. Basement: Large store room with access to secure parking. The property also features a roof garden terrace with stunning sea views to the rear, enhancing its appeal either as a commercial premises or a highly desirable residential conversion. To rear: spacious roof terrace accessed from the ground floor, steps down to rear of garage. To front: enclosed garden frontage. Our clients are an Architect Firm who are open to discuss the option of a deal subject to full planning for four apartments. Our client has expressed a willingness to submit the planning for a potential purchaser, subject to a satisfactory market value agreement.

Contact:

Clee Tompkinson & Francis

Date on Market:

03/09/2025
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More details for 12-13 Windsor Pl, Cardiff - Office for Sale

12-13 Windsor Pl

Cardiff, CF10 3BY

  • Office for Sale
  • £1,575,000
  • 9,463 sq ft
  • Security System

Cardiff Office for Sale

The property is available freehold. The quoting price is £1,575,000. 12-13 Windsor Place comprises an impressive three-storey, terraced office building with basement. The property has been comprehensively rebuilt behind its listed façade to provide modern, open plan office accommodation (The rear roof was also replaced approximately 3.5 years ago). The basement provides a mix of offices and storage as well as kitchen and shower. There is secure gated car park to the rear with space for 8 cars. The property is situated in Windsor Place, a well regarded office location which has attracted a range of occupiers. Queen Street and Cardiff’s main retail areas are all within a 5 minute walk. Windsor Place is well served by public transport with Queen Street Railway Station approximately a 4 minute walk, with bus stops located on Dumfries Place. The property is easily accessible by car with public metered parking on Windsor Place and an NCP car park on Dumfries Place, approximately a 2 minute walk.

Contact:

Savills

Date on Market:

10/06/2025
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More details for Malthouse Av, Cardiff - Office for Sale

Peterson House - Malthouse Av

Cardiff, CF23 8RA

  • Office for Sale
  • £4,000,000
  • 48,236 sq ft
  • Energy Performance: D
  • Air Conditioning
  • 24 Hour Access
  • Reception

Cardiff Office for Sale

Freehold available for sale with offers upon application. The property is a three storey office building comprising the following: - Air-conditioning system - Flexible floor plates suitable for open plan or partitioned space - Double glazed colour coated aluminium opening windows - Suspended ceilings with recessed LED lighting - Male and female / disable toilets - 24 hours access - Fully accessed raised floors - Passenger lifts - Shower and changing facilities What3Words rail.crops.cloud

Contacts:

Fletcher Morgan Ltd

Savills

Date on Market:

20/01/2025
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More details for Waterton Park, Bridgend - Office for Sale

Building Three - Waterton Park

Bridgend, CF31 3PH

  • Office for Sale
  • £150,000 - £180,000
  • 1,150 - 1,250 sq ft
  • 3 Units Available
  • Energy Performance: B
  • Security System

Bridgend Office for Sale

The property is conveniently located on the Waterton Park Office Development a now well established business location. Waterton Park is located on the western edge of the estate located just off the A48 dual carriageway lying approximately 1½ miles south of Bridgend town centre and just 5½ miles south of Cowbridge via the A48. Both junctions 35 and 36 of the M4 Motorway lie within approximately 3 miles.

Contact:

Watts & Morgan

Date on Market:

31/07/2024
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More details for Curran Rd, Cardiff - Office for Sale

Coopers Yard - Curran Rd

Cardiff, CF10 5NB

  • Office for Sale
  • £185,000 - £325,000
  • 1,592 - 2,596 sq ft
  • 3 Units Available
  • Energy Performance: D
  • Security System
  • Suspended Ceilings

Cardiff Office for Sale

Two storey, self-contained office building, located within close proximity of Cardiff Central Railway Station. The property is located in Cardiff’s Enterprise Zone business district, in the city centre. It benefits from being within close proximity of Cardiff Central Railway Station and Cardiff’s main retails areas including St David’s 2 and John Lewis. There is also a wide range of bars and restaurants nearby within Mill Lane and surrounding areas. Nearby occupiers include British Gas, Lloyds Bank, Eversheds Sutherland, Deloitte and Network Rail.

Contact:

Savills

Date on Market:

21/06/2024
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More details for Glyndwr Rd, Cwmbran - Retail for Sale

Glyndwr Rd

Cwmbran, NP44 1QS

  • Office / Retail for Sale
  • £453,000
  • 9,928 sq ft
  • 1 Unit Available
  • Security System
  • Commuter Rail

Cwmbran Retail for Sale - Torfaen

Offers in Excess of £453,000 (Four Hundred and Fifty Three Thousand Pounds) subject to contract and exclusive of VAT. A purchase at this level reflects a Net Initial Yield of 9% based on purchaser’s costs of 4.26%. With an uncapped RPI review in 2026 (upwards only). The price equating to a low capital value of £45.63 Psf overall.

Contact:

E J Hales

Property Subtype:

Shopfront

Date on Market:

27/03/2023
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More details for FOURTH AVENUE ZONE 2 DEESIDE INDUSTRIAL – for Sale, Deeside

FOURTH AVENUE ZONE 2 DEESIDE INDUSTRIAL

  • Mixed Types for Sale
  • Price Upon Request
  • 2 Properties | Mixed Types

Deeside Portfolio of properties for Sale - Flintshire

The available accommodation comprises 14,765 sq ft of industrial and office space including an 8,890 sq ft warehouse together with 4,875 sq ft of office accommodation arranged across ground and first floors. The warehouse is of portal frame construction with profile metal sheet cladding and translucent panels, while the offices provide a combination of open plan and cellular space with staff welfare facilities and a glazed entrance atrium. The space is suitable for a range of industrial, logistics, storage and business operations.

Contact:

B8RE

Property Subtype:

Mixed Types

Date on Market:

27/07/2026
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More details for 13-19 Womanby St, Cardiff - Office for Sale

Castle Buildings - 13-19 Womanby St

Cardiff, CF10 1BR

  • Office for Sale
  • Price Upon Request
  • 15,890 sq ft
  • Energy Performance: E
  • Air Conditioning
  • Security System
  • Suspended Ceilings
  • Commuter Rail
  • 24 Hour Access
  • Wheelchair Accessible

Cardiff Office for Sale

Warehouse style office building in central location available to let or for sale. The freehold of the property is available to purchase. The property is also available to let on terms to be agreed Castle Buildings is a warehouse style, period office extending to approximately 15,890 sq ft, providing accommodation over basement, ground and three upper floors. The basement is accessed from Womanby Street and provides parking for 4-6 cars, with the potential to add cycle parking and showers/amenity space. The office accommodation is accessed at ground floor and arranged as a series of split level suites off a central stair and lift core. The building benefits from a lift, gas central heating, double glazing and male/female WC's. The property is located in a prominent position on Womanby Street, in close proximity to the Principality Stadium, Westgate Street. Womanby Street is situated opposite Cardiff Castle. The property is ideally located for Cardiff’s amenities and retail areas, including St David’s 2 Shopping Centre and John Lewis. It is also a short walk to Cardiff Central Railway Station. Occupiers in the vicinity include RNIB, Currie & Brown and Gaunt Francis architects.

Contacts:

Savills

Cooke & Arkwright Ltd

Date on Market:

28/05/2026
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More details for 30-36 Newport Rd, Cardiff - Office for Sale

McKenzie House - 30-36 Newport Rd

Cardiff, CF24 0DE

  • Office for Sale
  • Price Upon Request
  • 83,553 sq ft

Cardiff Office for Sale

McKenzie House comprises a substantial 12-storey detached office building with an adjacent surface car park, prominently positioned on Newport Road, one of Cardiff’s main arterial routes. The property extends to approximately 83,553 sq ft on a site of 0.58 acres, with an additional 0.31-acre car park. Offered with vacant possession, the asset presents a strong opportunity for owner-occupation, refurbishment, or redevelopment. The surrounding area is undergoing significant regeneration, with numerous office-to-residential, PBSA, co-living, and BTR schemes completed or in planning, suggesting the property may be suitable for alternative uses subject to planning consent.

Contact:

Savills

Date on Market:

18/05/2026
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More details for Magor, Caldicot - Office for Sale

Innovation House - Magor

Caldicot, NP26 3DG

  • Office for Sale
  • Price Upon Request
  • 23,425 sq ft
  • Energy Performance: C
  • Air Conditioning
  • Security System
  • Kitchen

Caldicot Office for Sale

The property is available on a new standard repairing lease with terms to be negotiated. Alternatively, it is also available for sale. Sale price provided upon application. Innovation House is strategically and prominently located at the gateway to South Wales at Junction 23a of the M4 Motorway. The offices have been designed with the intention of providing low in carbon emissions using such features as enhanced solar shading and improved insulation levels. The property comprises three storeys of high-quality office space, available as a whole or in part, including smaller suites. In total, the Wales 1 Business Park extends over 17 acres and is one of the first developments of speculative sustainable office buildings in Wales. The offices have been designed with the intention of providing buildings which are low in carbon emissions using such features as enhanced solar shading and improved insulation levels. Innovation House (104) comprises three storeys of high-quality office space - available as a whole or in part, including smaller suites. The building and estate have been designed to reduce day to day running costs resulting in lower carbon footprint and lower overall occupational costs. A 127-bedroom hotel (Ty Hotel) is situated on the business park and provides hot food and bar services.

Contact:

Alder King LLP

Date on Market:

24/02/2026
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More details for Penllergaer, Penllergaer - Office for Sale

Block A - Penllergaer

Penllergaer, SA4 9HJ

  • Office for Sale
  • Price Upon Request
  • 1,614 - 3,250 sq ft
  • 2 Units Available
  • Air Conditioning
  • Suspended Ceilings

Penllergaer Office for Sale - Swansea

A high specification courtyard office and high-tech development built in 2010. Conveniently located off the A48, less than 1 mile from J46 & J47 of the M4 motorway. Nearby occupiers include Welsh Government, Persimmon Homes and Cosgrove Brown Financial Planning Limited.

Contact:

Alder King LLP

Date on Market:

09/09/2025
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LoopNet UK Office Properties For Sale in Wales, UK

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FAQs About Office Buildings For Sale in Wales

See All Office Buildings For Sale
How many office buildings are currently available for sale in Wales?
There are currently 52 office properties available for sale. Sizes range from 189 sq ft to 83,553 sq ft, with an average size of 10,394 sq ft. Available opportunities may include owner-occupied offices, investment assets and multi-let office buildings.
How much does office property cost in Wales?
The average asking price is approximately £97 per sq ft, with prices ranging from £11 to £345 per sq ft. Values vary depending on location, building quality, tenancy profile, specification and local market demand.
What factors influence office property values?
Office values are influenced by location, building specification, lease terms, tenant quality, occupancy levels, accessibility and market demand. Modern, well-located buildings with strong tenant covenants often attract greater buyer interest.
What sizes of office buildings are available?
Available properties range from 189 sq ft to 83,553 sq ft, with an average size of 10,394 sq ft. Opportunities may suit owner-occupiers looking for dedicated premises, as well as investors seeking larger multi-let assets.
Can I buy an office building for my own business?
Yes. Many businesses choose to purchase office premises to gain long-term control over occupancy costs and avoid future lease negotiations. Ownership may also provide the opportunity to benefit from future capital appreciation.
What types of tenants occupy office buildings?
Office occupiers can include professional services firms, technology companies, financial institutions, public sector organisations, healthcare providers and creative businesses. Tenant quality and lease structure are often important considerations for investors.
What is the difference between a vacant office and an investment property?
A vacant office may appeal to owner-occupiers or investors seeking refurbishment opportunities. An investment property is typically sold with tenants already in place, providing an established income stream from the date of purchase.
Can office buildings be refurbished or repositioned?
Many buyers seek opportunities to improve office assets through refurbishment, modernisation or reconfiguration. Upgrading facilities, improving energy performance and creating more flexible layouts can enhance occupier appeal and long-term value.
What ESG considerations are important when buying office property?
Energy efficiency, EPC ratings, sustainability credentials, natural light, ventilation and access to public transport are becoming increasingly important. Buildings with strong environmental performance may be more attractive to occupiers and investors alike.
What due diligence should I carry out before buying?
Due diligence should include reviewing leases, title documents, service charge information, tenant covenant strength, planning permissions, environmental matters and building condition reports. Professional legal and surveying advice is strongly recommended.
What additional costs should I budget for?
In addition to the purchase price, buyers should budget for Stamp Duty Land Tax (SDLT), legal fees, surveys, finance costs, insurance and any refurbishment or fit-out works that may be required.

Discover More Office Properties for Sale in the Wales

You searched for office buildings for sale in Wales. Explore 52 listings from leading agents on LoopNet. Whether you're seeking office properties to expand your portfolio, establish a headquarters, or secure a prime investment opportunity, LoopNet provides a diverse selection to meet your needs. Each listing offers detailed information on building features, size, pricing, and high-quality floor plans and photos. With the most extensive inventory of office investment properties worldwide, LoopNet is your trusted partner in finding the perfect office investment.

Key Factors to Consider When Investing in an Office Building

Investing in an office building can be a lucrative venture, but it requires careful evaluation. Here are the most important factors to consider:

  • Location & Accessibility
    • Prime locations with strong demand offer higher rental yields.
    • Proximity to public transport, major roads, and amenities increases tenant appeal.
  • Tenant Demand & Occupancy Rates
    • Analyse market demand for office space in the area.
    • Check vacancy rates and existing long-term leases.
  • Rental Yield & Return on Investment (ROI)
    • Compare rental income vs. property price to assess profitability.
    • Consider potential for rental growth over time.
  • Property Condition & Age
    • Older buildings may require costly renovations.
    • Modern buildings with energy-efficient features attract premium tenants.
  • Market Trends & Economic Conditions
    • Evaluate office space demand, remote work trends, and business growth in the area.
    • Check local economic stability and corporate presence.
  • Building Amenities & Features
    • High-speed internet, parking, security, and sustainability features boost property value.
    • Shared meeting rooms and flexible layouts attract a broader tenant base.
  • Legal & Planning Permission
    • Ensure compliance with local planning laws and building codes.
    • Understand lease structures and tenant obligations.
  • Maintenance & Management Costs
    • Factor in ongoing maintenance, property management fees, and service charges.
    • A well-managed building retains tenants and minimizes turnover costs.
  • Future Development & Infrastructure
    • Nearby upcoming developments can impact demand and property value.
    • Infrastructure projects like new transport links can enhance desirability.
  • Exit Strategy
    • Consider long-term value appreciation and potential resale opportunities.
    • Analyse liquidity in the commercial property market.

By carefully evaluating these factors, you can make a more informed investment decision and maximise returns on your office building purchase.

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