New build detached houses for sale in Wales
317 homes on 45 developments
Built by 14 builders, priced from £273,995 to £775,000 (£419,995 in the middle). 32 were listed in the last week. Updated 12 Nov 2026.
Porth y Dyffryn
From£312,995Est. £1,577/mo
- 2-5 beds
- 1-2 baths
Development in Merthyr Tydfil CF47 0SN
Deposit contribution, 5% stated on the listing, on 5 of 27 homes · 4 more
Persimmon Homes
Cwrt Y Pererin at Plasdwr
From£590,000Est. £2,972/mo
- 2-4 beds
- 2 baths
Development in Cardiff CF5 2DB
Deposit contribution, on 0 of 93 homes · 1 more
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Glan Llyn
From£339,995Est. £1,713/mo
- 2-4 beds
- 2-3 baths
- 777-1,774 sq ft
Development in Newport NP19 4DW
Stamp duty paid, on 1 of 163 homes · 2 more
St Modwen Homes
Dee Gardens
From£340,000Est. £1,713/mo
- 3-4 beds
- 2-3 baths
- 1,005 sq ft
Development in Flintshire CH6 2RA
Keepmoat
Morgans Walk
From£349,995Est. £1,763/mo
- 2-4 beds
- 2 baths
Development in Llanharan and Brynna, Rhondda Cynon Taf CF72 4AJ
Part exchange, on 2 of 12 homes · 1 more
Persimmon Homes
De Clare Gardens
From£400,000Est. £2,015/mo
- 2-4 beds
- 2 baths
Development in Caerphilly CF83 2WA
Deposit contribution, on 1 of 28 homes · 1 more
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Cot Hill Rise
From£344,000Est. £1,733/mo
- 3-4 beds
- 2 baths
Development in Newport NP18 2FB
Deposit contribution, on 3 of 12 homes · 1 more
Barratt Homes Photographs coming
The Hamlet
From£420,000Est. £2,116/mo
- 4-5 beds
- 2 baths
Development in Llanharan and Brynna, Rhondda Cynon Taf CF72 4AN
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The market
New build detached houses in Wales
Searches in Wales
Each opens its own page, with the homes it holds today.
Market snapshot
Homes for sale and their median asking price, in and around Wales.
Detached across Wales
| Place | Median | Homes |
|---|---|---|
| Cardiff | £537k | 69 |
| Flintshire | £345k | 45 |
| Newport | £435k | 45 |
| Caerphilly | £373k | 35 |
| Wrexham | £400k | 25 |
| Rhondda Cynon Taf | £490k | 21 |
| Bridgend | £325k | 17 |
| Blaenau Gwent | £470k | 13 |
New homes listed with HomePortfolio and on the builders’ own sites.
Developments in Wales
Every development with homes for sale here, the most homes first.
- Glan Y Coed14 homes
- Caerleon Grange13 homes
- Melin Newydd13 homes
- Mountain View13 homes
- Cwrt Sirhowy12 homes
- Holt Vale12 homes
- Pen Y Castell12 homes
- Awel Y Mynydd11 homes
- Ger Y Mor11 homes
- Bryn Coedlan10 homes
- Churchlands10 homes
- Parc Tondu10 homes
- Clare Garden Village9 homes
- Dôl Derwen9 homes
- Jubilee Place9 homes
- Parc y Coleg9 homes
- Saint Sannans Field9 homes
- Maes yr Haf8 homes
- Summers Bridge8 homes
- Bryn Castell7 homes
- Parc Tondu7 homes
- Rossers Field7 homes
- The Cedars at Great Milton Park7 homes
- The Hollies at Great Milton Park7 homes
- Afon Las @ Plasdwr6 homes
- Carn y Cefn6 homes
- Queensgate6 homes
- Afon Las @ Plasdwr5 homes
- Edlogan Wharf5 homes
- Locke Gardens5 homes
- Michaels Grove5 homes
- Parc Llandaf5 homes
- The Parish @ Llanilltern Village5 homes
- Hendrefoilan Park4 homes
- Llys Pentre4 homes
- Summers Bridge4 homes
- Bryn Coedlan3 homes
- Cwrt Y Pererin at Plasdwr3 homes
- Glan Llyn3 homes
- Porth y Dyffryn3 homes
- De Clare Gardens2 homes
- Dee Gardens2 homes
- Morgans Walk2 homes
- Cot Hill Rise1 home
- The Hamlet1 home
New homes listed with HomePortfolio and on the builders’ own sites.