Top Construction Projects in the South West 2026

A303 Stonehenge is the top construction project in the South West

The top construction project in the South West is the A303 Stonehenge valued at £1,700,000,000.

2nd place - Overdale Acute Hospital valued at £710,000,000.

3rd place - M5 Junction 10 Improvements Scheme valued at £254,000,000.

What is the Top 100 Construction projects UK League Table?

The Top 100 construction projects league table shows you detailed information on the UK’s largest construction projects including name, sector, region and start date. Giving you the insight to contact new opportunities and win more business.

How we determine the top construction projects in the UK

The top construction projects league table is determined by an extensive research process. We use market leading technology, exclusive data, and ongoing media scanning to get sight of UK construction projects. Our team of 160 dedicated researchers then validate this data by making over 1 million phone calls a year and receiving 30,000 real-time information updates each day. This rigorous research process ensures quality and reliability. Making it the most accurate and up-to-date construction data available.

Other Top Construction Project League Tables by Region and City

Regional Tables: East Midlands East of England London North East Northern Ireland North West South East South West Scotland West Midlands Wales Yorkshire & The Humber

County & City Tables: Manchester Birmingham Liverpool Aberdeen Cardiff Nottingham Edinburgh

The Top 30 construction projects in The South West

Position	Value	Project Name	Sector	Region	Start Date	Project ID	Projects
1	£1,700,000,000	A303 Stonehenge	Civil (Infrastructure)	South West	24/06/2026	93148284	See project info
2	£710,000,000	Overdale Acute Hospital	Medical & Scientific	South West	12/10/2026	16216255	See project info
3	£254,000,000	M5 Junction 10 Improvements Scheme	Civil (Infrastructure)	South West	01/06/2026	20170822	See project info
4	£200,000,000	Earthcott Green Farm	Civil (Utilities)	South West	26/10/2026	23107786	See project info
5	£101,934,000	Bridgwater Tidal Barrier	Civil (Utilities)	South West	15/06/2026	17241236	See project info
6	£100,000,000	Future Programmes Growth Facility	Medical & Scientific	South West	15/10/2026	23009010	See project info
7	£92,336,000	Golden Valley Phase 1 - Idea Innovation Centre	Medical & Scientific	South West	13/07/2026	24097462	See project info
8	£73,750,000	Apetito Manufacturing Facility Kitchen West	Industrial	South West	07/12/2026	17111750	See project info
9	£66,000,000	Factory Building	Industrial	South West	27/04/2026	25588811	See project info
10	£56,590,000	The Iron Works - Plots 2 & 3	Private Housing	South West	08/10/2026	20416377	See project info
11	£53,404,000	Leale’s Yard Development	Private Housing	South West	14/08/2026	16254959	See project info
12	£50,000,000	Vitality Stadium Redevelopment	Hotel & Leisure	South West	22/06/2026	25143812	See project info
13	£49,900,000	Horton Solar Farm	Civil (Utilities)	South West	01/05/2026	22177814	See project info
14	£35,000,000	The Southern Gateway Transport Hub	Civil (Infrastructure)	South West	14/09/2026	25057585	See project info
15	£31,000,000	A38 Major Road Network	Civil (Infrastructure)	South West	25/06/2026	25310421	See project info
16	£30,000,000	Ford Oaks Solar Park	Civil (Utilities)	South West	15/05/2026	22189774	See project info
17	£27,220,000	Project Tellus	Community & Amenity	South West	11/10/2026	22232860	See project info
18	£25,000,000	Tregonning Solar Farm	Civil (Utilities)	South West	15/06/2026	21320524	See project info
19	£24,540,000	Five Acres Leisure Centre Phase 2	Hotel & Leisure	South West	19/10/2026	25099318	See project info
20	£23,700,000	Camborne Town Regeneration	Offices / Commercial	South West	24/09/2026	22361683	See project info
21	£21,850,000	Cat D Phase 2 HMP Leyhill	Community & Amenity	South West	25/02/2027	24181628	See project info
22	£21,820,000	Panattoni Park Swindon Unit 8A	Industrial	South West	03/08/2026	25400521	See project info
23	£21,640,000	Public Sector Decarbonisation Scheme Phase 3c - Royal United Hospital	Medical & Scientific	South West	18/01/2027	24341571	See project info
24	£21,556,000	St Merryn Park	Private Housing	South West	03/03/2026	23196800	See project info
25	£21,370,000	Gloucester 12, Stroud (Javelin Park)	Industrial	South West	02/11/2026	25043046	See project info
26	£20,300,000	La Grande Mare Phase 2	Hotel & Leisure	South West	09/03/2026	25524619	See project info
27	£20,000,000	Cranbrook Extra Care	Social Housing	South West	02/06/2026	25055002	See project info
28	£20,000,000	Tungsten Park Filton	Industrial	South West	24/08/2026	25038612	See project info
29	£20,000,000	Brunswick Wharf, Bideford Development	Private Housing	South West	12/05/2026	14252498	See project info
30	£19,710,000	Office Building (Refurbishment)	Offices / Commercial	South West	25/09/2026	25247074	See project info

Source: Glenigan | Last updated: 1st October 2026

League Tables From Glenigan

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