Top 30 Construction Projects in Cardiff 2026

Last updated: October 2026 | Source: Barbour ABI

The Top Construction Projects Cardiff League Table shows you exactly where the biggest money is moving across the industry right now in an easy-to-use interactive table. All projects are sourced directly from our leading Construction Project Leads Platform.

Discover the biggest construction projects shaking up the UK industry and view them directly in our platform. Not a client? Request 10 free leads below and we’ll show you key decision makers behind the projects, project activity, and how to use this information to win more projects.

Cardiff & Vale College – Barry Waterfront Campus is Top Construction Project in Cardiff

According to Barbour ABI’s extensive planning data, the top construction project in Cardiff is Cardiff & Vale College – Barry Waterfront Campus project with a value of £119m.

  • 2nd place – £63m St Fagans Road, Phase 1 – 307 Houses
  • 3rd place – £55m Llantrisant Road – Phase 1 & Parcel 2C – 184 Houses

View other top construction project rankings by region and city

Top Construction Projects Cardiff 2026 League Table

Position Project Main Sector Start Date Project Value Project ID View Project
1 Cardiff & Vale College - Barry Waterfront Campus Education Feb-26 £ 119,000,000 12723905 View project
2 St Fagans Road, Phase 1 - 307 Houses Residential Apr-26 £ 62,760,000 12839772 View project
3 Llantrisant Road - Phase 1 & Parcel 2C - 184 Houses Residential May-26 £ 55,000,000 12851711 View project
4 Former Michaelston College - Wellbeing Village Mixed Development Residential Jun-26 £ 49,142,500 12796417 View project
5 Llanilltern Village Phase 4&5 - Mixed Development Residential Oct-26 £ 35,250,000 12692508 View project
6 22 Newport Road, Adamsdown - Student Flats & Commercial Space Residential Dec-25 £ 35,000,000 12288192 View project
7 Parkview Health and Wellbeing Hub Medical & Healthcare Sep-26 £ 34,300,000 12670732 View project
8 Longcross Court - 706 Bedroom Student Accommodation And Commercial Unit Residential Nov-25 £ 30,000,000 12793057 View project
9 Unit 13 First Choice Accident Repair, Ipswich Road - 93MW Battery Energy Storage Utilities Nov-25 £ 27,900,000 12603110 View project
10 Melrose Hall, St Mellons - 85 Bedroom Care Home Care Residential Dec-25 £ 23,500,000 12610482 View project
11 Asset House, Penarth Road - 182 Flats And Retail Residential May-26 £ 20,000,000 12825448 View project
12 The Gaiety, Roath - 70 Apartments & Commercial Units Residential Jun-26 £ 20,000,000 12783091 View project
13 Royal Welsh College of Music and Drama - Cardiff Old Library Education Oct-25 £ 12,000,000 12796111 View project
14 Cowbridge Road East Development Residential Apr-26 £ 10,000,000 12689734 View project
15 Grand Arcade, Cathays - Leisure Development Sports Feb-26 £ 8,890,000 12792020 View project
16 Windsor Court, 109-119 Queen Street - Student Accommodation Residential Oct-26 £ 8,460,000 12549865 View project
17 Ysgol Gyfun Gymraeg Glantaf - Special Resource Base Building & Cafe Education Dec-25 £ 7,300,000 12789277 View project
18 The Gaiety, City Road - 70 Flats & Commercial Units Residential May-26 £ 5,474,400 12838563 View project
19 St Teilos High School, Llanedeyrn - 53 Houses Care Residential Oct-26 £ 5,075,000 12799588 View project
20 Cardiff Market Renovation & Restoration Commercial & Retail Sep-26 £ 5,000,000 12711389 View project
21 The New Penn - 11 Houses Residential Mar-26 £ 4,500,000 12749741 View project
22 Cardiff West Interchange - Bus Transport Hub & 44 Flats Residential Oct-25 £ 4,000,000 12234013 View project
23 Curran Road, Butetown - Events Venue Leisure Dec-25 £ 3,024,000 12694818 View project
24 Portmanmoor Road Industrial Estate, Splott - 10MW Battery Storage Units Utilities Oct-25 £ 3,000,000 12784688 View project
25 Northern Medical Centre - Pentyrch, St Fagans Medical & Healthcare Jul-26 £ 3,000,000 12544122 View project
26 Stacey Road - 37 Flats Residential Feb-26 £ 2,250,000 12586151 View project
27 2 Wedal Road, Roath - 23 Apartments Residential Oct-26 £ 2,025,000 12636679 View project
28 16-17 Oliver House - 15 Apartments Residential Jan-26 £ 2,000,000 12755570 View project
29 Lamby Way, Trowbridge - HGV Transport Depot Industrial Jan-26 £ 2,000,000 12812693 View project
30 Plas Mawr Road, Fairwater - 14 Houses Residential Oct-26 £ 1,860,000 12856236 View project
Position Project Main Sector Start Date Project Value Project ID View Project
1 Cardiff & Vale College - Barry Waterfront Campus Education Feb-26 £ 119,000,000 12723905 View project
2 St Fagans Road, Phase 1 - 307 Houses Residential Apr-26 £ 62,760,000 12839772 View project
3 Llantrisant Road - Phase 1 & Parcel 2C - 184 Houses Residential May-26 £ 55,000,000 12851711 View project
4 Former Michaelston College - Wellbeing Village Mixed Development Residential Jun-26 £ 49,142,500 12796417 View project
5 Llanilltern Village Phase 4&5 - Mixed Development Residential Oct-26 £ 35,250,000 12692508 View project
6 22 Newport Road, Adamsdown - Student Flats & Commercial Space Residential Dec-25 £ 35,000,000 12288192 View project
7 Parkview Health and Wellbeing Hub Medical & Healthcare Sep-26 £ 34,300,000 12670732 View project
8 Longcross Court - 706 Bedroom Student Accommodation And Commercial Unit Residential Nov-25 £ 30,000,000 12793057 View project
9 Unit 13 First Choice Accident Repair, Ipswich Road - 93MW Battery Energy Storage Utilities Nov-25 £ 27,900,000 12603110 View project
10 Melrose Hall, St Mellons - 85 Bedroom Care Home Care Residential Dec-25 £ 23,500,000 12610482 View project
11 Asset House, Penarth Road - 182 Flats And Retail Residential May-26 £ 20,000,000 12825448 View project
12 The Gaiety, Roath - 70 Apartments & Commercial Units Residential Jun-26 £ 20,000,000 12783091 View project
13 Royal Welsh College of Music and Drama - Cardiff Old Library Education Oct-25 £ 12,000,000 12796111 View project
14 Cowbridge Road East Development Residential Apr-26 £ 10,000,000 12689734 View project
15 Grand Arcade, Cathays - Leisure Development Sports Feb-26 £ 8,890,000 12792020 View project
16 Windsor Court, 109-119 Queen Street - Student Accommodation Residential Oct-26 £ 8,460,000 12549865 View project
17 Ysgol Gyfun Gymraeg Glantaf - Special Resource Base Building & Cafe Education Dec-25 £ 7,300,000 12789277 View project
18 The Gaiety, City Road - 70 Flats & Commercial Units Residential May-26 £ 5,474,400 12838563 View project
19 St Teilos High School, Llanedeyrn - 53 Houses Care Residential Oct-26 £ 5,075,000 12799588 View project
20 Cardiff Market Renovation & Restoration Commercial & Retail Sep-26 £ 5,000,000 12711389 View project
21 The New Penn - 11 Houses Residential Mar-26 £ 4,500,000 12749741 View project
22 Cardiff West Interchange - Bus Transport Hub & 44 Flats Residential Oct-25 £ 4,000,000 12234013 View project
23 Curran Road, Butetown - Events Venue Leisure Dec-25 £ 3,024,000 12694818 View project
24 Portmanmoor Road Industrial Estate, Splott - 10MW Battery Storage Units Utilities Oct-25 £ 3,000,000 12784688 View project
25 Northern Medical Centre - Pentyrch, St Fagans Medical & Healthcare Jul-26 £ 3,000,000 12544122 View project
26 Stacey Road - 37 Flats Residential Feb-26 £ 2,250,000 12586151 View project
27 2 Wedal Road, Roath - 23 Apartments Residential Oct-26 £ 2,025,000 12636679 View project
28 16-17 Oliver House - 15 Apartments Residential Jan-26 £ 2,000,000 12755570 View project
29 Lamby Way, Trowbridge - HGV Transport Depot Industrial Jan-26 £ 2,000,000 12812693 View project
30 Plas Mawr Road, Fairwater - 14 Houses Residential Oct-26 £ 1,860,000 12856236 View project

How to use this league table

Projects are ranked by value by default, but you have several ways to customise your view:

  • Number of results: Use the display toggle to show between 10 and all 100 projects at once.
  • Project value: Click the value column to switch between highest and lowest.
  • Start date: Click the start date column to switch between newest and oldest.
  • Alphabetical sorting: Click the project name, sector, or location columns to sort A–Z or Z–A.

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Top Construction Projects across the UK

Barbour ABI tracks and reports on projects happening across the UK from pre-planning stages right through to completion. Our 3,000 happy clients use this data to supply their products and services on projects that are right for them, with the most up-to-date contact information available on the market.

View the Top Construction Companies League Tables​

Access the top 100 construction companies in the UK. The companies include top contractors, architects and clients and are ranked by total value of projects across a 12-month period and can be filtered by role, number of projects, value, and links straight to the Barbour ABI project leads platform. View the top construction companies overall in the UK as well as major regions and cities.

View the Top Construction Tenders League Tables

View the latest and hottest projects out to tender in the UK. Filter by value, location, number of bidders, start dates, and link straight to the Barbour ABI project leads platform to see the project in full detail. The Tender League Tables are separated by sector to give you the most insights on construction activity in your field.

FAQs

The Barbour ABI league tables rank the best performing construction projects, companies, and tenders. We track mega projects, tier 1 and tier 2 contractors, and live tenders with confirmed bidder counts. The purpose of the tables are to highlight the biggest and best construction activity in the UK. 

Our league tables include the top construction projects by total value across all sectors with a start date from six months back to six months forward. Please note that we’ve excluded all masterplans from our league tables and instead focus on individual projects.

All construction project data is sourced directly from our Construction Project Leads Platform. 

Subscribers of the platform can access the top construction projects featured in the league table by copying and pasting the Project ID into the platform’s search bar. 

Learn more about using our search options on our platform here. 

Yes, you can request 10 free leads directly from our Construction project leads Platform. 

When one of our friendly experts gets in touch, tell them which projects you want visibility of and they’ll be more than happy to help. 

The tables cover all sectors across the UK, but are as assigned under our system as followed: 

  • Industrial 
  • Civic and Public
  • Civil Engineering 
  • Utilities 
  • Commercial & Retail 
  • Medical & Healthcare 
  • Leisure 
  • Residential 
  • Education

Important note: we track all major infrastructure projects within the table but class them under utilities, civic and public, and civil engineering.

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