£400,000

Hertfordshire · 118 sales registered so far in the 12 months to May 2026 · HM Land Registry data
The average (median) house price in Welwyn, Hertfordshire was £725,000 in the 12 months to May 2026, from 118 sales registered so far — 1.4% up on the year before and 3.9% up on five years ago. Detached homes were the most common sale at a median £947,500; semi-detached £625,000; terraced £500,000; flats £276,500. Homes with a recorded floor area sold for about £504 per square foot (£5,425/m²), based on 268 of 295 sales over two years.
Sales completed to July 2026, as registered by 29 Aug 2026 · headline figures cover the 12 months to May 2026 (later months are still being registered) Welwyn = the Welwyn post town: AL6 (as recorded in the sales)
| Type | Sales | Median price | £/sq ft | Typical size | Change (1y) |
|---|---|---|---|---|---|
| Detached | 60 | £947,500 | £495 | 1,803 sq ft | +8.7% |
| Semi-detached | 29 | £625,000 | £508 | 1,238 sq ft | n < 30 |
| Terraced | 19 | £500,000 | £512 | 1,076 sq ft | n < 30 |
| Flats | 10 | £276,500 | £433 | 570 sq ft | n < 30 |
| Period | Median sold price | Sales |
|---|---|---|
| Q4 2021 | £770,000 | 21 |
| Q1 2022 | £715,000 | 47 |
| Q2 2022 | £641,500 | 38 |
| Q3 2022 | £775,000 | 43 |
| Q4 2022 | £733,500 | 49 |
| Q1 2023 | £682,000 | 29 |
| Q2 2023 | £850,000 | 30 |
| Q3 2023 | £767,500 | 42 |
| Q4 2023 | £705,000 | 34 |
| Q1 2024 | £647,500 | 30 |
| Q2 2024 | £722,500 | 44 |
| Q3 2024 | £690,000 | 39 |
| Q4 2024 | £700,000 | 49 |
| Q1 2025 | £755,000 | 57 |
| Q2 2025 | £725,000 | 19 |
| Q3 2025 | £868,500 | 29 |
| Q4 2025 | £685,000 | 44 |
| Q1 2026 | £698,250 | 26 |
| Q2 2026 | £735,000 | 22 |
| Q3 2026 | £645,000 | 6 |
Median of completed sales per period, not seasonally adjusted; the latest months are still being registered.
Most homes in Welwyn sold for £455k–£905k (54% of sales).
| Sold | Address | Type | Price | Floor area | £/sq ft | vs last sale |
|---|---|---|---|---|---|---|
| 23 Jul 2026 | 59, Upper Green AL6 0LX | Detached | £500,000 | 775 sq ft | £645 | — |
| 10 Jul 2026 | 36, Canonsfield Road AL6 0QA | Detached | £1,200,000 | 3,466 sq ft | £346 | — |
| 10 Jul 2026 | 9, Canonsfield AL6 0QB | Semi-detached | £791,339 | 1,711 sq ft | £462 | — |
| 10 Jul 2026 | 49, London Road AL6 9HY | Semi-detached | £580,000 | 1,259 sq ft | £461 | — |
| 3 Jul 2026 | 2, the Limberlost AL6 9TS | Detached | £710,000 | 1,259 sq ft | £564 | — |
| 3 Jul 2026 | 5, Tudor Road AL6 9JU | Terraced | £465,000 | 850 sq ft | £547 | +22% (2021) |
| 30 Jun 2026 | 7, Becket Gardens AL6 9JE | Semi-detached | £520,000 | 1,302 sq ft | £399 | — |
| 26 Jun 2026 | 20, Roman Way AL6 9RJ | Detached | £780,000 | 1,755 sq ft | £445 | — |
| 19 Jun 2026 | 17, Robbery Bottom Lane AL6 0UL | Detached | £775,000 | 1,765 sq ft | £439 | — |
| 19 Jun 2026 | 18, Welwyn Hall Gardens AL6 9LF | Terraced | £607,500 | 1,324 sq ft | £459 | +7% (2021) |
| 19 Jun 2026 | 8, Hammond Close AL6 9FH | Terraced | £412,000 | 883 sq ft | £467 | — |
| 8 Jun 2026 | 15, the Chase AL6 0QT | Semi-detached | £630,000 | 2,131 sq ft | £296 | — |
| 2 Jun 2026 | 1, Vera Lane AL6 0EW | Detached | £1,895,000 | 3,272 sq ft | £579 | +49% (2023) |
| 2 Jun 2026 | 1, Whetstone Close AL6 0QW | Detached | £850,000 | 1,389 sq ft | £612 | +68% (2025) |
| 29 May 2026 | 2, Tewin Water Farm, Hertford Road AL6 0BH | Detached | £835,000 | 1,582 sq ft | £528 | — |
| 28 May 2026 | 34, Butterwick Way AL6 9GH | Semi-detached | £730,000 | 1,356 sq ft | £538 | — |
| 28 May 2026 | 26, Canonsfield AL6 0QD | Semi-detached | £700,000 | 1,098 sq ft | £638 | — |
| 28 May 2026 | 18, Mimram Road AL6 9HA | Terraced | £435,000 | 657 sq ft | £663 | +47% (2019) |
| 19 May 2026 | Tewin Water Farm House, Tewin Water AL6 0AB | Detached | £1,895,000 | — | — | — |
| 19 May 2026 | Hall House, 64a, New Road AL6 0AN | Detached | £1,450,000 | 2,088 sq ft | £694 | — |
| 8 May 2026 | 16, Oak Piece AL6 0XE | Terraced | £375,000 | 657 sq ft | £571 | — |
| 30 Apr 2026 | 35, Parkside AL6 9DQ | Detached | £800,000 | 1,485 sq ft | £539 | — |
| 17 Apr 2026 | 10, Godfries Close AL6 0LQ | Detached | £740,000 | 1,475 sq ft | £502 | — |
| 10 Apr 2026 | 39a, Burnham Green Road AL6 0NL | Detached | £1,000,000 | 1,292 sq ft | £774 | — |
| 8 Apr 2026 | Digswell Water House, Digswell Lane AL6 0BY | Detached | £1,930,000 | — | — | — |
The most recent registered sales. Full histories, including every sale since 1995, are on the street pages.
Medians over five years for streets with at least five sales; "most active" counts the last 12 months.
| District | Sales (12m) | Median | £/sq ft | Change (1y) |
|---|---|---|---|---|
| AL6 | 118 | £725,000 | £504 | +1.4% |
Nothing for sale in Welwyn on Homello right now — showing Hertfordshire.




Part of Hertfordshire
A 90 m² (970 sq ft) home in Welwyn is worth roughly £432k–£543k at the area's typical £446–£560 per square foot — a range, not a valuation.
Check your addressThe median sold price in Welwyn, Hertfordshire was £725,000 in the 12 months to May 2026 (118 sales registered so far); the mean was £810,441. We quote medians because a few very expensive or very cheap sales pull a mean around. The Hertfordshire median over the same period was £455,000. Portals and the ONS publish different figures because they use different boundaries, windows and adjustments.
Homes sold in Welwyn, Hertfordshire over the two years to May 2026 with a recorded floor area achieved a median £504 per square foot (interquartile range £446–£560), from 268 sales matched to an Energy Performance Certificate floor area.
In the 12 months to May 2026, the median was 1.4% up on the previous 12 months and 3.9% up on five years earlier. These compare completed sales registered so far; the most recent months are still being registered, so the latest figures move as late registrations arrive.
Of streets with at least five sales in the last five years, Danesbury Park Road (AL6) has the highest median sold price at £1,560,000 across 5 sales.
Every sale is from HM Land Registry's Price Paid Data for England and Wales, which we re-import monthly. Sales completed to July 2026, as registered by 29 Aug 2026 · headline figures cover the 12 months to May 2026 (later months are still being registered). Floor areas come from Energy Performance Certificates matched by address.
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Sources and method. Sales completed to July 2026, as registered by 29 Aug 2026 · headline figures cover the 12 months to May 2026 (later months are still being registered).Next HM Land Registry release ~28 Sept 2026. Medians unless stated; averages only where 30 or more sales. Category A sales only (standard price-paid transactions), houses and flats.
Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. Floor areas derived from Energy Performance Certificate data © Crown copyright, licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Source: Office for National Statistics licensed under the Open Government Licence v3.0.
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