Office in Northern Ireland available for sale
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Office Properties for Sale in Northern Ireland

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Explore the Latest Northern Ireland Office Properties for Sale

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

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More details for 1 Waterside Centre, Londonderry - Office for Sale

1 Waterside Centre

Londonderry, BT47 6BG

  • Office for Sale
  • £450,000
  • 3,714 sq ft
  • 24 Hour Access
  • Wheelchair Accessible
  • Smoke Detector

Londonderry Office for Sale - Derry

The subject property is let to Portman Healthcare Limited (company: 06740579), trading as Portman Dental Care for a term of 15 years expiring on 7th February 2038. The passing rent is £32,500 per annum. • The tenant has a break option in 8th February 2028 & 8th February 2033 subject to providing 6 months notice • Rent review dates 8th February 2029 and 8th February 2033 • A copy of the lease is available upon request

Contact:

Frazer Kidd

Date on Market:

23/02/2026
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More details for 9-11 Corporation Sq, Belfast - Office for Sale

9-11 Corporation Sq

Belfast, BT1 3AJ

  • Office for Sale
  • £500,000
  • 4,919 sq ft
  • 24 Hour Access

Belfast Office for Sale

Opportunity to acquire this highly prominent four-storey, self-contained office building. The property provides modern open-plan office accommodation across all floors, with a dedicated ground-floor entrance, an 8-person lift, own-door access to each level, and two secure on-site parking spaces. The property provides excellent access to the M2, M3 and M1. The ground floor is let to Corporation Square Holdings on a ten year effective FRI lease from April 2024 at £9,125 per annum.

Contact:

Lambert Smith Hampton

Date on Market:

11/02/2026
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More details for 15 Church Sq, Banbridge - Office for Sale

Avonmore House - 15 Church Sq

Banbridge, BT32 4AP

  • Office for Sale
  • £400,000
  • 3,245 sq ft

Banbridge Office for Sale - East of Northern Ireland

The opportunity to acquire a prime investment at Avonmore House a highly prominent, three-storey mid-terrace office building located in the heart of Banbridge town centre. This historic property, built circa 1791, extends to approximately 3,245 sq. ft. (301.47 sq. m) NIA and is arranged as 13 individual office suites, producing a total rental income of £45,360 per annum.

Contact:

Lambert Smith Hampton

Date on Market:

23/12/2025
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More details for Heron Road, Belfast - Office for Sale

1 Pilots View - Heron Road

Belfast, BT3 9LE

  • Office for Sale
  • £305,000
  • 4,650 sq ft
  • Smoke Detector

Belfast Office for Sale

The property comprises a two storey detached office block which benefits from 21 dedicated car park spaces. The unit is of steel portal construction with insulated brick / blockwork elevations and a metal clad roof. Internally the unit is finished to a high standard to include part carpeted flooring, perimeter trunking, suspended ceilings with recessed low energy lighting, painted / plastered walls, gas fired heating, staff kitchen / canteen & WC’s.

Contact:

O'Connor Kennedy Turtle

Date on Market:

28/10/2025
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More details for Old Channel Road Titanic Quarter – for Sale, Belfast

Old Channel Road Titanic Quarter

  • Mixed Types for Sale
  • £450,000
  • 3 Properties | Mixed Types

Belfast Portfolio of properties for Sale

The subject comprises commercial premises with 2no. warehouses and 1no. office building situated on a site of approximately 0.58 acres which is secured by palisade fencing. Car parking is available in the yard immediately outside the buildings, or in an adjoining car park which benefits from separate access. The property is held by way of a long leasehold title of 90 years from 01/11/1993, subject to an annual ground rent of £16,500.

Contact:

Lisney (NI) Ltd

Property Subtype:

Mixed Types

Date on Market:

03/10/2025
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More details for 331 Cregagh Rd, Belfast - Office for Sale

331 Cregagh Rd

Belfast, BT6 0LE

  • Office for Sale
  • £300,000
  • 3,932 sq ft

Belfast Office for Sale

The property comprises of a single storey building with vehicular access from South Bank Road. It occupies a flat, rectangular site of approximately 0.4 acres, located within a well-established residential area. Internally, the property comprises of a central lobby leading to a series of private rooms, bathrooms and stores. The property offers flexibility for reconfiguration due to the stud wall partitioning. The building provides an abundance of natural lighting throughout with large windows along the entire south facing elevation. Externally, the site is predominantly laid in tarmac and is enclosed by perimeter fencing and boundary walls. It offers a self-contained and accessible layout, presenting strong redevelopment potential (STPP).

Contact:

Lisney (NI) Ltd

Date on Market:

18/09/2025
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More details for 34-34A Irish St, Dungannon - Retail for Sale

34-34A Irish St

Dungannon, BT70 1DB

  • Office / Retail for Sale
  • £60,000
  • 1,120 sq ft
  • 1 Unit Available

Dungannon Retail for Sale

This well-presented first and second floor commercial premises, ideally located in Dungannon Town Centre with its own separate entrance from Irish Street. The property has been modernised in recent years and is currently let to a beautician, generating a steady rental income of £500 per month (£6000 per annum). Positioned in a busy central location with high footfall, the property enjoys prominent street presence and easy access for both clients and staff. The internal layer offers flexible accommodation suitable for a range of future uses, including beauty, hairdressing, or professional services. The property also benefits from a self-contained entrance.

Contact:

Best Property Services

Property Subtype:

Shopfront

Date on Market:

09/07/2025
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More details for 91-97 Ormeau Rd, Belfast - Office for Sale

Ormeau House - 91-97 Ormeau Rd

Belfast, BT7 1SH

  • Office for Sale
  • 19,549 sq ft
  • Air Conditioning
  • 24 Hour Access
  • Smoke Detector

Belfast Office for Sale

Modern office suite located on the Ormeau Road, one of Belfast’s primary south eastern arterial routes, only 15 minutes walk from the city centre and 5 minutes walk from Botanic Avenue, with their wide variety of shopping and leisure facilities.

Contact:

O'Connor Kennedy Turtle

Property Subtype:

Office / Residential

Date on Market:

16/02/2026
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More details for 43-45 Frances St, Newtownards - Office for Sale

43-45 Frances St

Newtownards, BT23 7DX

  • Office for Sale
  • 3,771 sq ft
  • 24 Hour Access

Newtownards Office for Sale - East of Northern Ireland

A four-storey property comprising two former semi-detached buildings which have been inter-connected. The period properties are of traditional construction withcfeature rectangular bay windows, covered with a pitched slate roof and extended to the rear. Internally the building has been extensively refurbished (c. 2011) to a high specification with a lift servicing all floors, and a DDA compliant lift/ramp to rear servicing the lower ground. Finishes include raised floors, double glazing and LED lighting. The property provides external terrace balconies on the ground and first floors. There is a compact yard to the rear with pedestrian access off Castle Lane. There is ample public car parking to the rear off Kennel Lane.

Contact:

Osborne King

Date on Market:

10/01/2025
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More details for 9-11 Mount Crescent, Downpatrick - Office for Sale

9-11 Mount Crescent

Downpatrick, BT30 6NQ

  • Office for Sale
  • 5,956 sq ft
  • 24 Hour Access

Downpatrick Office for Sale - East of Northern Ireland

The property comprises a two storey detached office building on a self contained secure site. The building itself is of traditional masonry construction under a flat roof. Internally the building consists of a mix of open plan and cellular office accommodation, WC facilities, kitchen and storage rooms. The specification includes suspended ceilings, carpet covered concrete floors, double glazed windows whilst the property further benefits from oil fired central heating system. Externally to the rear of the site there is a small storage facility and adjoining plant rooms (to include oil tank). Planning As outlined in the Ards and Down Area Plan 2015 the property is not zoned for a particular use i.e. ‘white lands’ and is within the Town Centre zone of Downpatrick. The vendor has commenced pre application discussions with the council for the development of the property. The indicative scheme would provided 4 no 2 bed and 4 no 1 bed apartments over two levels. EPC – C6

Contact:

Osborne King

Date on Market:

29/11/2024
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LoopNet UK Office Properties For Sale in Northern Ireland, UK

Learn More About Investing in Office Properties

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FAQs about Office buildings For Sale in Northern Ireland

See All Office Buildings For Sale
How many office properties are available for sale in Northern Ireland?
There are currently 20 office premises available for sale near Northern Ireland. These Northern Ireland offices for sale have an average size of 6,532 sq ft. The largest available office for sale in Northern Ireland is 34,110 sq ft. The thriving commercial centre and excellent transport links in Northern Ireland make it an ideal location for businesses to find suitable Office Property for sale.
How much does it cost to buy Office Property in Northern Ireland?
The average price/SF for Office Property for sale in Northern Ireland is about £81. The cost per sq ft for Office Property in Northern Ireland ranges from £39 to £129, depending on the location and the size of the property.
What factors could affect the prices of office properties in Northern Ireland?
Several factors can impact the price of office buildings, including the size and location of the property, its net initial yield, and the amenities it offers. Prices currently range from £39 to £129 per square foot. While the average net initial yield for Office Properties is 7.22%.
What is the largest office building available for sale in Northern Ireland?
Currently, the largest office available to buy is 34,110 sq ft and the smallest is 1,120 sq ft. The average size of Office Property available for sale in Northern Ireland is approximately 6,532 sq ft.
What types of tenants occupy office buildings in the UK?
Office tenants range from startups and SMEs to multinational corporations. Sectors include finance, legal, technology, media, and professional services. Longer lease terms and strong covenants can make office buildings more attractive to investors.
Are serviced offices or traditional offices better for investment?
Serviced offices offer higher returns but more operational complexity. Traditional long-lease office buildings offer stable income and are generally lower risk. The best choice depends on your investment strategy and appetite for management involvement.
Can office buildings be repurposed or refurbished for higher returns?
Yes. Many investors add value by upgrading office interiors, improving energy efficiency, or converting older stock to mixed-use. High-spec, modern offices with flexible layouts and ESG features often attract premium tenants.
What ESG factors are important for office property investment?
Energy performance (EPC rating), sustainability certifications (e.g. BREEAM), access to natural light, ventilation, and proximity to public transport are increasingly important. Environmentally efficient buildings may achieve better occupancy and rent levels.
What should I consider during due diligence?
Review lease terms, tenant strength, service charges, building condition, planning consents, and local market trends. A commercial solicitor and building surveyor should support your purchase process to minimise risk.

Discover More Office Properties for Sale in the Northern Ireland

You searched for office buildings for sale in Northern Ireland. Explore 20 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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