Office in Cardiff Bay available to rent
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Office Spaces to Rent in Cardiff Bay (Cardiff)

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Find the right office space for your business in Cardiff Bay

Long-lease office spaces alongside fully serviced and managed offices, ideal for businesses seeking a professional environment with flexibility to grow

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More details for 3 Britannia Quay, Cardiff - Office to Rent

3 Assembly Square - 3 Britannia Quay

Cardiff, CF10 4PL

  • Office to Let
  • £23.00 sq ft pa
  • 4,405 - 18,523 sq ft
  • 1 Space Available Now
  • Energy Performance: B
  • Air Conditioning
  • Natural Light
  • Raised Floor
  • Bicycle Storage
  • Kitchen
  • Reception

Cardiff Office to Rent

Benefiting from an impressive Grade A specification, 3 Assembly Square is a prime waterfront office development extending to a total of 65,765 sq ft over ground and five upper floors, with undercroft car parking for 70 cars. This high quality building, already home to ITV Wales, Life Science Hub, KPMG, Acuity Legal and Gambit Corporate Finance, benefits from a full height internal glazed atrium above the reception area as well as being awarded ‘BREEAM Excellence’ and an EPC 'B' rating.

Contacts:

Knight Frank LLP

Cooke & Arkwright Ltd

PropertyIndex

Date on Market:

08/01/2024
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More details for Havannah St, Cardiff - Office to Rent

Sovereign Quay - Havannah St

Cardiff, CF10 5SF

  • Office to Let
  • £13.50 sq ft pa
  • 2,540 sq ft
  • 1 Space Available Now
  • Energy Performance: D
  • Air Conditioning
  • Raised Floor
  • Security System
  • Suspended Ceilings

Cardiff Office to Rent

The property comprises a ground floor unit which benefits from attractive views over the Cardiff Bay waterfront. The office has been fitted out to a good standard with meeting rooms and kitchen. It benefits from a specification including: suspended ceilings; raised floor; heating/cooling; ceiling mounted spotlights; kitchen; laminated floor coverings and a WC.

Contact:

Savills

Date on Market:

12/11/2025
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More details for Curran Rd, Cardiff - Office to Rent

Coopers Yard - Curran Rd

Cardiff, CF10 5NB

  • Office to Let
  • £12.50 sq ft pa
  • 1,113 - 3,709 sq ft
  • 2 Spaces Available Now
  • Energy Performance: C
  • Energy Performance: D
  • Air Conditioning
  • Security System
  • Suspended Ceilings
  • DDA Compliant
  • Kitchen

Cardiff Office to Rent

The property comprises a two storey semi-detached building set within a gated courtyard. 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:

19/03/2026
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More details for 47 Penarth Rd, Cardiff - Office to Rent

St. Marys House - 47 Penarth Rd

Cardiff, CF10 5DJ

  • Office to Let
  • £12.00 sq ft pa
  • 360 - 18,527 sq ft
  • 2 Spaces Available Now
  • Energy Performance: C
  • Air Conditioning
  • Raised Floor
  • Bicycle Storage
  • Security System
  • Suspended Ceilings
  • DDA Compliant
  • Kitchen
  • Roof Terrace

Cardiff Office to Rent

St Marys House is a detached, four storey office building, extending to approximately 18.500 sq ft with a top floor roof terrace. The property has recently been refurbished, including the addition of a new pedestrian entrance onto Trade Street, which leads to a large reception as well as providing access to the on-site amenities, comprising, showers, male, female and disabled W.C.’s as well as the secure undercroft car and cycle parking area. It is located in the heart of Cardiff city centre with views of the impressive Central Square scheme as well as being within a 2 minute walk from Cardiff Central railway Station and transport hub.

Contacts:

Savills

Fletcher Morgan Ltd

Date on Market:

17/07/2025
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More details for Mount Stuart Sq, Cardiff - Office to Rent

Cambrian Buildings - Mount Stuart Sq

Cardiff, CF10 5FL

  • Office to Let
  • £13.00 sq ft pa
  • 4,747 sq ft
  • 1 Space Available Now
  • Energy Performance: E
  • Suspended Ceilings
  • 24 Hour Access
  • Controlled Access
  • DDA Compliant

Cardiff Office to Rent

Cambrian Buildings is prominently located on West Bute Street in the historic heart of Cardiff Bay. Train services run between Queen Street and Cardiff Bay Stations, every 12 minutes and the Bay Car services run between Bute Street and Central Station every 10 minutes. The property is well placed for access to the A4232 which leads to Junction 33 of the M4. There are a number of EV charging points in the local area. The property is in close proximity to the Welsh Assembly, Millennium Centre, The Everyman Cinema and the waterfront bars and restaurants at Mermaid Quay including Bill’s, Signor Valentino, Pizza Express, Nandos, Subway, Dominos and Greggs, amongst others. Built in the 1880’s, the building comprises an end of terrace, Grade II listed office building arranged over ground and four upper floors with a secure car park. The offices are arranged in two wings either side of a central access. Original oak panelled boardrooms have been retained. High speed fibre-to-the-premises broadband is pre-installed and ready to use. The car parking allocation for the building is provided at 1:1,000 sq ft occupied. Parking and bicycle racks are located at the rear of the property. Additional spaces may be available on licence. What3Words mixed.nature.events

Contacts:

Fletcher Morgan Ltd

Knight Frank LLP

Date on Market:

20/01/2017
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More details for Bute St, Cardiff - Co-working to Rent

The Platform - Bute St

Cardiff, CF10 5LE

  • Co-working to Let
  • 250 - 1,000 sq ft

Cardiff Co-working to Rent

The Platform, provides inspiring contemporary workspace, set within an attractive Victorian building overlooking Cardiff Bay Railway Station. The suites are available on flexible lease terms and benefit from the following: - 24 hour access - Flexible lease terms - Fully equipped offices - Smart TV's & coffee machine - Superfast WIFI - Mobile phone entry system & booking system - Beer/wine chiller - filled once every couple of months - On site coffee shop & bar for socialising & meetings - Academy Coffee - Communal kitchen on each floor - Bathroom on each floor - Phone lines (optional) The property is located in a prominent location in Cardiff Bay, overlooking Cardiff Bay Railway Station, which provides regular services to Cardiff Queen Street Railways Station. The property benefits from being in close proximity to Cardiff Bay's main leisure facilities in Mermaid Quay, including a number of restaurants, bars and cafe's as well as the Millennium Centre.

Contact:

Savills

Property Type:

Office

Date on Market:

05/02/2026
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More details for 113-116 Bute St, Cardiff - Co-working to Rent

Portland House - 113-116 Bute St

Cardiff, CF10 5EQ

  • Co-working to Let
  • 50 - 26,980 sq ft
  • Natural Light
  • Concierge
  • 24 Hour Access
  • Controlled Access
  • Kitchen
  • Reception

Cardiff Co-working to Rent

Self-contained office spaces to let in a stunning grade II listed building, situated in the extremely popular Cardiff Bay hub offering excellent value in terms of space and services. There are exceptional transportation links such as the M4, A4232 and the Lamby flyover, A470 and the Cardiff bay train station 100 yards from the concierge door. Cardiff Bay as an area is ever-growing, and with various major developments planned, the population is vastly expanding year on year.

Contact:

PropertyIndex

Property Type:

Office

Date on Market:

09/05/2025
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More details for 28-29 Mount Stuart Sq, Cardiff - Office to Rent

Aberdare House - 28-29 Mount Stuart Sq

Cardiff, CF10 5FJ

  • Office to Let
  • £20.45 sq ft pa
  • 880 sq ft
  • 1 Space Available Now
  • Energy Performance: C
  • Natural Light
  • Security System
  • Suspended Ceilings
  • Private Toilets

Cardiff Office to Rent

Mount Stuart Square is situated in the heart of Cardiff Bay Cardiff Bay is a thriving business community and desirable residential area lying approximately 1 mile south of the City Centre and within walking distance of The Atlantic Wharf Red Dragon Multiscreen Cinema/Restaurants/Leisure complex, Cardiff Bay Railway Station, Welsh Assembly Building, Wales Millenium Centre and Mermaid Quay with its numerous bars and restaurants. The St David’s five star Hotel and Exchange hotel are also within the vicinity.

Contact:

Michael Graham Young (MGY)

Date on Market:

07/08/2025
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More details for 59 Mount Stuart Sq, Cardiff - Office to Rent

59 Mount Stuart Sq

Cardiff, CF10 5LR

  • Office to Let
  • £21.40 sq ft pa
  • 258 - 1,164 sq ft
  • 1 Space Available Now
  • Energy Performance: E
  • Air Conditioning
  • Natural Light
  • Security System
  • Private Toilets

Cardiff Office to Rent

Cardiff Bay is a thriving business community and desirable residential area lying approximately 1 mile south of the City Centre and within walking distance of The Atlantic Wharf Red Dragon Multiscreen Cinema/Restaurants/Leisure complex, Cardiff Bay Railway Station, Welsh Assembly Building, Wales Millenium Centre and Mermaid Quay with its numerous bars and restaurants. The St David’s five star Hotel and Exchange hotel are also within the vicinity.

Contact:

Michael Graham Young (MGY)

Date on Market:

07/08/2025
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LoopNet UK South Glamorgan Cardiff Office Spaces To Rent in Cardiff Bay, Cardiff, UK

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Office Market Questions About Cardiff Bay

How many office spaces are available in Cardiff Bay?
There are currently 26 office listings available in Cardiff Bay, ranging from 50 sq ft to 26,980 sq ft.
What is the average rent for office space in Cardiff Bay?
Current asking rents average £12 per sq ft, with available space ranging from £9 to £17 per sq ft.
What sizes of office space are available in Cardiff Bay?
Office sizes range from 50 sq ft to 26,980 sq ft, accommodating everyone from small businesses to large corporate occupiers.

Find More Office Spaces to Rent in and Near to Cardiff Bay (Cardiff) on LoopNet

Looking to rent an office in Cardiff Bay? With 26 options available, Cardiff Bay offers diverse workspaces to suit every business need. Whether you’re searching for a private office, spacious open-plan layouts, or a new corporate office head quarters, you’ll find options tailored for startups, established businesses, and remote teams. Many offices include high-speed internet, breakout rooms, 24-hr access, reception services, and flexible lease terms. Discover the perfect environment that supports productivity and innovation today in Cardiff Bay. Offices in Cardiff Bay can be found in the city centre and nearby in surrounding areas with excellent transport links. Search by map to view offices near to Cardiff Bay.

  • Modern Features: Many office buildings are equipped with state-of-the-art facilities, including high-speed internet, on-site parking, and collaborative spaces.
  • Flexible Leasing Terms: Businesses can find short-term and long-term lease options to suit their operational needs.
  • Growing Business Community: The town is home to a mix of industries, including technology, pharmaceuticals, and professional services, fostering a vibrant and collaborative professional ecosystem.

As Cardiff Bay continues to attract investment and development, its office market remains a dynamic choice for businesses looking to balance quality of life with professional opportunity. Whether you're seeking a small workspace or a larger corporate office, Cardiff Bay provides an ideal environment to thrive.

Cardiff Bay (Cardiff) Office Space Rental Market Summary

Key rental metrics for Office Spaces in Cardiff Bay (Cardiff) and comparable markets. This snapshot combines rental rates and typical space sizes to provide a comprehensive view of the rental market.

Market Avg Rent Per Sq Ft Typical Size
Cardiff £13 9,505 sq ft
Barry £9 2,163 sq ft
Taffs Well £22 545 sq ft
Cwmbran £7 3,314 sq ft
Caerphilly £8 8,928 sq ft

Rent Analysis for Cardiff Bay (Cardiff) Area

Compare rental rates per square foot across cities near Cardiff Bay (Cardiff). These rates help establish market benchmarks and identify opportunities for tenants and landlords in the commercial rental market.

City Min Rent Per Sq Ft Avg Rent Per Sq Ft Max Rent Per Sq Ft
Cardiff £3 £13 £30
Barry £9 £9 £9
Taffs Well £19 £22 £26
Cwmbran £4 £7 £9
Caerphilly £7 £8 £9

Available Office Space Sizes Near Cardiff Bay (Cardiff)

Overview of Office Space sizes currently available in the Cardiff Bay (Cardiff) area. Understanding the typical size range helps narrow your search based on space requirements and operational needs.

City Smallest Space Typical Size Largest Space
Cardiff 47 sq ft 9,505 sq ft 79,816 sq ft
Barry 133 sq ft 2,163 sq ft 3,461 sq ft
Taffs Well 97 sq ft 545 sq ft 935 sq ft
Cwmbran 83 sq ft 3,314 sq ft 11,787 sq ft
Caerphilly 50 sq ft 8,928 sq ft 19,491 sq ft

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