CB23 is one of England's most active new build zones - our inspectors protect buyers across Cambourne, Bourn Airfield and Papworth Everard








Cambourne has been under construction since 1998. What began as a planned new settlement of 3,300 homes on former Monkfield Farm agricultural land has grown into a town of 12,350 people - the largest settlement in South Cambridgeshire. West Cambourne is still being built today, with Taylor Wimpey's Burghley Green selling homes from £420,000. And now Bourn Airfield - a former WWII RAF station just north-west of the town - has been approved for 3,500 new homes in one of the largest planning consents granted in Cambridgeshire in a generation.
Every phase of this 25-year building programme has its own defect profile. The original Bovis and Bryant homes from 1999 are now showing the wear of a quarter century. The 2008 Upper Cambourne phase encountered different ground conditions. And West Cambourne's current Taylor Wimpey homes are on Gault Clay - a shrink-swell soil that the BGS classifies as high-risk for building damage. Our snagging inspectors cover the full CB23 district: Cambourne, Bourn, Papworth Everard, Bar Hill, Hardwick and the surrounding villages.

£460,913
Average House Price (CB23)
Cambourne average; detached at £633,058 (PropertySolvers 2025)
42.6% detached
Dominant Property Type
Almost double the national average of 22% - reflects planned family-home character
3,500 homes
Bourn Airfield Approval
Outline planning granted July 2024; Greycoat/Homes England JV site purchase March 2025
12,350
Cambourne Population
Largest settlement in South Cambridgeshire (2021 Census); 77% degree-educated
The Gault Clay Formation underlies much of the CB23 area. Gault Clay is classified by the British Geological Survey as having high shrinkage potential - the same classification as London Clay and Weald Clay. Clay shrinkage accounts for approximately 70% of all subsidence cases in the UK. In the CB23 area, documented instability events on Gault Clay embankments along the A14 (which passes directly through Bar Hill and Dry Drayton) have been attributed to drainage failure and high pore water pressure - real-world evidence from a road running through the same postcode district. Climate change is increasing the risk: the BGS projects a 50% increase in shrink-swell subsidence events across Europe by 2040. Our snagging inspectors check every new build in CB23 for cracking patterns at structural junctions, door and window frame alignment, drainage gradient compliance, and soakaway performance - the specific indicators of Gault Clay movement in new build stock.
Bourn Airfield sits on the CB23 2 sector, directly north-west of Cambourne. The former RAF station closed in 1948. In July 2024, South Cambridgeshire District Council granted outline planning permission for 3,500 new homes - a consent that had been held up for three years while a Water Scarcity Group (funded with £8 million from government) resolved water supply concerns for Greater Cambridge. In December 2024 a joint venture between Greycoat Real Estate, Oaktree Capital Management and Homes England was announced, and the JV purchased the site in March 2025.
The scheme will include 40% affordable housing, two primary schools, a secondary school, 4,000 sq m of retail space and 262 acres of open space. The development explicitly ties into the Cambourne to Cambridge (C2C) busway - a £192 million transit project with a construction tender issued in 2025, targeted for completion in December 2028. The site is described by its developers as complementary to the University of Cambridge's West Cambridge Innovation District, which will sit nearby on the Oxford-Cambridge Growth Corridor.

Source: PostcodeArea.co.uk (CB23 district). Detached proportion of 42.6% is nearly double the national average of 22%, reflecting Cambourne's planned family-home character. New builds in West Cambourne and Papworth Everard continue to add predominantly detached and semi-detached stock.
Taylor Wimpey is the dominant housebuilder in CB23 right now. Burghley Green at West Cambourne (CB23 6LL, Dobbins Avenue) is the current active sales phase, with 120 homes in Phase 1 and a further 203 homes approved (construction beginning 2026, first sales expected summer 2027). Current prices run from £410,000 for entry-level homes to £580,000 for a four-bedroom Waysdale plot. The Midford, a four-bedroom type, is available from £495,000. Taylor Wimpey's Easymover scheme and deposit contribution incentives reduce the upfront cost, but none of these financial products substitute for an independent snagging inspection.
The West Cambourne phases are built on Gault Clay. Taylor Wimpey builds to NHBC Standards throughout, which require appropriate foundation design for the ground conditions and independent checks on drainage systems. But volume housebuilders working at pace through multiple phases inevitably produce defects - and the 93.7% buyer complaint rate reported by the HBF in 2025 confirms this applies to every major developer. Our inspection at Taylor Wimpey sites is methodical: we work through every junction, every service point, and every drainage outlet to give you a complete defect record.
Ten miles west of Cambridge on the A428, Papworth Everard is the second major active new build centre in CB23. David Wilson Homes is delivering Summers Field on Ermine Street - 163 privately owned homes ranging from two-bedroom apartments to five-bedroom houses, starting from £259,995. Barratt Homes is also active in Papworth Everard with low-deposit schemes on similar house types. Both developers sit under the Barratt Developments Group, meaning the same quality assurance systems apply across both brands.
Papworth Everard is a former hospital village - Papworth Hospital operated here from 1918 until its move to the Cambridge Biomedical Campus in 2018. The village has undergone significant transformation since the hospital departure, with the former hospital estate now being converted and developed for residential use. Buyers in CB23 3 should ensure any survey covers both genuinely new build plots and any converted or reconfigured former hospital buildings.

Enter your development name and house type at Burghley Green, Summers Field, Lunar Park or any other CB23 site. All quotes are fixed by bedroom count with no surprises. Most CB23 buyers receive their quote within minutes online.
The ideal booking window is the two weeks before your legal completion date. This is when the property is finished but not yet handed over - you have access, the developer cannot object, and any defects found can be formally notified before you complete.
Our inspector visits your new home in Cambourne, Papworth Everard, Bar Hill or the surrounding CB23 area. On Gault Clay sites, the inspection specifically includes drainage gradient checks and external envelope assessment for signs of early differential movement.
Your snagging report is delivered as a structured PDF within 48 hours. Every defect is photographed, located on a room-by-room basis, and rated by severity. The report is formatted for direct submission to your developer's customer care portal.
Taylor Wimpey, David Wilson Homes and Barratt are all NHBC Buildmark warranty providers. Submit your snagging report as a formal defect notice. Under NHBC Standards and the Consumer Code for Home Builders, they must respond to and rectify genuine defects within the builder warranty period.
The Cambourne to Cambridge busway - a £192 million dedicated transit route - is progressing toward construction. A tender for construction was issued in 2025 with a target start date of June 2026 and completion of December 2028, subject to a Secretary of State decision following a public inquiry. When operational, the C2C busway will transform CB23's connectivity to Cambridge city centre, the Biomedical Campus and the Science Park. This transformation is already priced into land at West Cambourne and Bourn Airfield - but buyers purchasing now, before the busway opens, should ensure their new home has been properly snagged and documented. Defects identified and rectified before completion are fixed at the developer's cost; defects discovered after the C2C opens and prices rise will need to be remedied by the owner.
Our snagging surveys in CB23 start from £295 for a smaller property and range to approximately £445 for a five-bedroom detached home. The price includes the full pre-completion inspection at your Cambourne, Papworth Everard or Bourn new build, plus a written report with photographs delivered within 48 hours. There is no regional premium for Cambridgeshire. Pricing is fixed upfront and confirmed in writing at the time of booking.
Our inspectors cover all active new build developments in CB23, including Taylor Wimpey Burghley Green and Chivers Rise at West Cambourne (from £410,000), David Wilson Homes Summers Field at Papworth Everard (from £259,995), Barratt Papworth Everard, and Bovis Homes Lunar Park. We also inspect smaller bespoke new build sites across Bar Hill, Hardwick, Comberton and other CB23 villages. For Bourn Airfield, we will be active on site as soon as the first completed homes are available for inspection - estimated 2027-2028. If your development is not listed, contact us with the site address for confirmation.
Cambourne was built on former agricultural land (Monkfield Farm) from 1998 onwards, with successive phases expanding onto adjacent greenfield sites. Agricultural land in South Cambridgeshire typically sits on Gault Clay, which the BGS classifies as high shrink-swell risk. Shrink-swell clay expands when wet and contracts when dry, creating seasonal ground movement that affects foundations, drainage and the structural envelope of buildings. For new builds, the most common visible signs in the first two years are cracking at window and door reveals, sticking doors and windows, and drainage outlets that no longer drain at the designed gradient. Our inspectors specifically check for these patterns at every CB23 inspection.
Bourn Airfield received outline planning permission in July 2024. The Greycoat/Oaktree/Homes England joint venture purchased the site in March 2025 and is acting as master developer, delivering infrastructure before selling parcels to volume housebuilders. Based on a typical timeline for major infrastructure-led developments, the first completed homes would not be expected before 2027 at the earliest. We will begin taking bookings for Bourn Airfield as soon as the first phases are released for sale and construction completion is confirmed.
A snagging survey is specifically designed for newly completed properties - it is most effective in the first two years of a home's life, when the NHBC builder warranty period applies and the developer is still liable for construction defects. For properties built in 1999-2010 in the original Bovis or Bryant phases of Cambourne, a RICS Level 2 Home Survey or RICS Level 3 Building Survey is the appropriate product. These provide a condition assessment of an older property, identify maintenance needs and defects, and give you a basis for negotiating purchase price or requesting remediation from a vendor.
Cambourne's buyer profile is distinctively shaped by the Cambridge tech and science cluster. The 2021 Census showed 77% of Cambourne residents are degree-educated - more than double the national average of 33.6%. Cambourne Park Science and Technology Campus (50 acres, 60+ companies including Carl Zeiss and MediaTek) sits directly on the CB23 6 sector, and the wider Cambridge Science Park, Biomedical Campus and University create demand from internationally mobile, technically-focused workers. This buyer profile means expectations for build quality are high, snag tolerance is low, and formal defect documentation carries more weight than in lower-value markets.
The Consumer Code for Home Builders is an independent code of conduct that applies to all new homes sold by NHBC-registered builders, including Taylor Wimpey, David Wilson Homes and Barratt. Under the Code, your developer must provide you with accurate information about the property before and after reservation, give you a compliant reservation agreement, and operate a formal complaint process for defects reported after completion. The Code provides a low-cost adjudication scheme as an alternative to litigation if your developer fails to address genuine defects. Your snagging report is the documentary foundation for any formal notification under the Code - it provides the dated, photographic evidence that defects existed at a specific point in time.
The Cambourne to Cambridge busway is a £192 million dedicated transit route that, when open, will connect Cambourne and the Bourn corridor directly to Cambridge city centre in a journey time significantly shorter than the current A428 road route. A construction tender was issued in 2025 with a target start date of June 2026 and completion in December 2028, subject to a Secretary of State decision following a public inquiry in November 2025. Buyers purchasing in West Cambourne or near Bourn Airfield now are acquiring ahead of a potentially significant connectivity improvement - which also means any defects in your new home should be identified and rectified before you complete, not after the area becomes even more competitive.
Our full range of property survey and inspection services for Cambourne, Papworth Everard and West Cambridgeshire
From £395
Condition survey for older Cambourne homes built in the 1999-2010 phases, and village properties across CB23
From £595
Full structural survey for converted, older or non-standard properties across the CB23 district
From £75
Energy Performance Certificate for CB23 properties - required for all sales and rental listings
From £325
RICS-accredited Help to Buy and shared equity valuation for CB23 shared ownership properties
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CB23 is one of England's most active new build zones - our inspectors protect buyers across Cambourne, Bourn Airfield and Papworth Everard
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Homemove is a trading name of HM Haus Group Ltd (Company No. 13873779, registered in England & Wales). Homemove Mortgages Ltd (Company No. 15947693) is an Appointed Representative of TMG Direct Limited, trading as TMG Mortgage Network, which is authorised and regulated by the Financial Conduct Authority (FRN 786245). Homemove Mortgages Ltd is entered on the FCA Register as an Appointed Representative (FRN 1022429). You can check registrations at NewRegister or by calling 0800 111 6768.