31 Cobnut Close
AL10 9AD
- Semi-detached
- Freehold
- 1,163 sq ft
- EPC B
What comparable sales show
Fair match£503,000
Range £417,000 to £588,000 · £432 per sq ft
Since last sale
−£12,000
−2.3% since Mar 2025, −1.4% a year
Rank in AL10 9AD
4th of 28
Postcode average £391,857
From completed sales of similar homes nearby, adjusted for floor area. It cannot see condition, layout or recent work, so it is not a valuation.
In short
31 Cobnut Close is a freehold semi-detached in AL10 of about 1,163 sq ft.
Comparable completed sales nearby put it at £417,000 to £588,000, about £503,000 in the middle.
That makes it the 4th highest of the 28 homes we can compare in AL10 9AD, where the middle figure averages £391,857.
It last sold for £515,000 in March 2025; comparable sales suggest it has lost about £12,000 since, roughly −1.4% a year.
Across Welwyn Hatfield, average prices rose 0.7% in the year to August 2026.
Where in the range would yours sell?
Condition and improvements usually decide it, and only someone who sees the home can say.
Lower end
£417,000
Middle
£503,000
Upper end
£588,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
The street
Cobnut Close and its sales
31 Cobnut Close on the map
This home, the completed sales its figure is worked out from, and the other sales on Cobnut Close. Choose a pin for the address, size and date.
The Land Registry records a sale by its postcode, so pins sit at the postcode, close to the home, not on its doorstep. Map: contains OS data © Crown copyright and database rights 2026.
How 31 Cobnut Close compares with Cobnut Close
Against the 25 completed sales on the street in the last two years
Price
Size
Per sq ft
- Its middle figure of £503,000 is 11% above the street's median sale price of £451,250.
- At 1,163 sq ft it is 44% above the median size of the homes sold here, 807 sq ft.
- That is £432 per sq ft, 17% below the street's median of £518 per sq ft.
- 22 of those 25 sales completed for less than this home's middle figure, and 3 for the same or more.
A comparison of completed sales, not a valuation: it cannot see condition, layout or work done since a home last sold.
Sales activity on Cobnut Close
Completed sales registered with HM Land Registry, by quarter
- Sales in two years
- 25
- Average price
- £484,293
- Lowest
- £270,000
- Highest
- £1,219,576
| Quarter | Sales | Median price |
|---|---|---|
| Q1 2025 | 13 | £475,000 |
| Q2 2025 | 7 | £418,000 |
| Q3 2025 | 0 | – |
| Q4 2025 | 0 | – |
| Q1 2026 | 0 | – |
| Q2 2026 | 0 | – |
| Q3 2026 | 0 | – |
| Q4 2026 | 0 | – |
| Type of home | Share of sales | Median price | Per sq ft |
|---|---|---|---|
| Terraced houses | 43% (10) | £405,750 | £503 |
| Semi-detached houses | 35% (8) | £479,750 | £468 |
| Detached houses | 13% (3) | £475,000 | £525 |
| Flats | 9% (2) | £317,500 | – |
Completed sales on Cobnut Close
Every sale in the last two years. Choose an address to see that home's page.
| Address | Sold | Price | Type | Size | Per sq ft |
|---|---|---|---|---|---|
| 16 Cobnut CloseAL10 9AD | May 2025 | £485,000 | Terraced | 1,163 sq ft | £417 |
| 1 Cobnut CloseAL10 9AD | Apr 2025 | £420,000 | Semi-detached | 743 sq ft | £565 |
| 39 Cobnut CloseAL10 9AD | Apr 2025 | £403,000 | Terraced | 807 sq ft | £499 |
| 35 Cobnut CloseAL10 9AD | Apr 2025 | £270,000 | Flat | – | – |
| 41 Cobnut CloseAL10 9AD | Apr 2025 | £418,000 | Terraced | 807 sq ft | £518 |
| 37 Cobnut CloseAL10 9AD | Apr 2025 | £408,500 | Terraced | 807 sq ft | £506 |
| 30 Cobnut CloseAL10 9AD | Apr 2025 | £480,000 | Terraced | 980 sq ft | £490 |
| 18 Cobnut CloseAL10 9AD | Mar 2025 | £395,000 | Terraced | 753 sq ft | £524 |
| 34 Cobnut CloseAL10 9AD | Mar 2025 | £425,000 | Terraced | 807 sq ft | £526 |
| 33 Cobnut CloseAL10 9AD | Mar 2025 | £484,500 | Semi-detached | 1,163 sq ft | £417 |
| 32 Cobnut CloseAL10 9AD | Mar 2025 | £400,000 | Terraced | 807 sq ft | £495 |
| 31 Cobnut Close (this home)AL10 9AD | Mar 2025 | £515,000 | Semi-detached | 1,163 sq ft | £443 |
| 29 Cobnut CloseAL10 9AD | Mar 2025 | £500,000 | Semi-detached | 1,163 sq ft | £430 |
| 3 Cobnut CloseAL10 9AD | Mar 2025 | £412,000 | Semi-detached | 743 sq ft | £555 |
| 27 Cobnut CloseAL10 9AD | Mar 2025 | £502,500 | Semi-detached | 1,163 sq ft | £432 |
| 21 Cobnut CloseAL10 9AD | Feb 2025 | £475,000 | Detached | 904 sq ft | £525 |
| 28 Cobnut CloseAL10 9AD | Feb 2025 | £475,000 | Detached | 904 sq ft | £525 |
| 25 Cobnut CloseAL10 9AD | Feb 2025 | £451,250 | Semi-detached | 915 sq ft | £493 |
| 23 Cobnut CloseAL10 9AD | Feb 2025 | £475,000 | Semi-detached | 915 sq ft | £519 |
| 19 Cobnut CloseAL10 9AD | Jan 2025 | £475,000 | Detached | 904 sq ft | £525 |
| 9 Cobnut CloseAL10 9AD | Dec 2024 | £365,000 | Flat | – | – |
| 20 Cobnut CloseAL10 9AD | Dec 2024 | £901,503 | Other | 646 sq ft | £1,396 |
| 13 Cobnut CloseAL10 9AD | Dec 2024 | £400,000 | Terraced | 743 sq ft | £539 |
| 2 Cobnut CloseAL10 9AD | Dec 2024 | £1,219,576 | Other | 506 sq ft | £2,411 |
| 11 Cobnut CloseAL10 9AD | Nov 2024 | £351,500 | Terraced | 743 sq ft | £473 |
Energy
How efficient the home is
Energy performance certificate
From the official register for 31 Cobnut Close, lodged 6 March 2025.
Rating now
B90 points
Could reach
B90 points
- Solar panels
- None recorded
What the assessor found
Each part of the home, with the certificate's own energy efficiency rating.
Heating
Boiler and radiators, mains gas
Very goodHeating controls
Time and temperature zone control
Very goodHot water
From main system, waste water heat recovery
Very goodLighting
Excelent lighting efficiency
Very good
Estimated running costs
A year, now and after the recommended improvements.
Heating
Hot water
Lighting
The assessor's estimates at the energy prices in use when the certificate was made (2025), for a typical household. Today's bills will differ.
History
What it has sold for
Sale history
Every sale of this home registered with HM Land Registry since 1995
| Sold | Price paid | Change | A year |
|---|---|---|---|
| March 2025 | £515,000 | First sale | – |
Nearby
Neighbours and the sales behind the figure
Homes in AL10 9AD
Ranked by what comparable sales show. Choose one to see its page.
The completed sales behind the figure
Similar homes nearby, registered with HM Land Registry. Choose one to see its page.
| Home | Price | Sold | Size | Per sq ft | Away |
|---|---|---|---|---|---|
| 20 Roestock GardensAL4 0QJ · Semi-detached | £638,000 | Jul 2026 | 1,324 sq ft | £482 | 0.5 mi |
| 22 Roestock GardensAL4 0QJ · Semi-detached | £577,000 | Sept 2025 | 1,076 sq ft | £536 | 0.5 mi |
| 3 College LaneAL10 9PB · Semi-detached | £485,000 | Aug 2026 | 1,389 sq ft | £349 | 0.7 mi |
| 18 Roestock GardensAL4 0QJ · Semi-detached | £726,000 | Oct 2025 | 872 sq ft | £833 | 0.5 mi |
| 160 MillwardsAL10 8UZ · Semi-detached | £325,000 | Nov 2025 | 947 sq ft | £343 | 0.6 mi |
| 11 Cedar RoadAL10 8NZ · Semi-detached | £500,000 | Oct 2025 | 1,152 sq ft | £434 | 0.8 mi |
| 20 Birch DriveAL10 8NX · Semi-detached | £445,000 | Mar 2026 | 1,249 sq ft | £356 | 0.9 mi |
| 29 St Audreys CloseAL10 8UN · Semi-detached | £333,000 | Aug 2026 | 721 sq ft | £462 | 0.6 mi |
| 20 Fellowes LaneAL4 0QA · Semi-detached | £590,000 | Jun 2025 | 1,335 sq ft | £442 | 0.7 mi |
| 8 Sparrowhawk PlaceAL10 9UR · Semi-detached | £500,000 | Feb 2025 | 1,399 sq ft | £357 | 0.7 mi |
| 58 Bishops RiseAL10 9HH · Semi-detached | £400,000 | Mar 2025 | 958 sq ft | £418 | 0.7 mi |
| 11 Drakes WayAL10 8XR · Semi-detached | £385,000 | Mar 2026 | 732 sq ft | £526 | 0.7 mi |
The area
AL10 at a glance
What buyers have paid in AL10
Completed sales in the last 12 months, against the 12 months before
Flats
Terraced
Semi-detached
Detached
| Type | Sales | Average price | Average size | Per sq ft | On the year |
|---|---|---|---|---|---|
| All homes | 245 | £415,942 | 930 sq ft | £492 | −9.9% |
| Flats | 53 | £363,580 | 595 sq ft | £710 | +57.2% |
| Terraced | 119 | £370,782 | 889 sq ft | £431 | −0.5% |
| Semi-detached | 39 | £481,392 | 1,083 sq ft | £473 | +1.4% |
| Detached | 22 | £602,886 | 1,405 sq ft | £445 | −3.4% |
Find another home
Enter an address with its postcode, or just the postcode, to open that home's page.
Contains HM Land Registry data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0.
Energy performance data © Crown copyright. Licensed under the Open Government Licence v3.0.
Floor area and energy rating from the energy certificate of March 2025.
This page is built from public records. Is this your home? Claim it with your email and mobile to correct its details and add what has changed; your name and contact details are never shown. Something wrong? Contact us.