House prices & valuation in Cottonmill
Sold prices in Cottonmill, St Albans — a median of £625,000 from 264 category-A sales in the current five-year window, computed Sep 2026.
An estimate guide, not a formal valuation. These figures describe what similar homes sold for in the records we hold. They are not a valuation of any one home, and not advice to buy, sell, or lend.
Check a home in Cottonmill — sold price, EPC, flood and planning. The search is prefilled for this area.
Median sold price by type
| Type | Sales | Median price | £/m² |
|---|---|---|---|
| Detached | 15 | £1,015,000 | £7,614 |
| Semi-detached | 58 | £760,000 | £6,702 |
| Terraced | 109 | £725,000 | £6,760 |
| Flat | 82 | £329,000 | £4,507 |
Category-A sales in the current five-year window (HM Land Registry Price Paid). A type is shown only with at least 8 sales. £/m² is the median sold price per square metre for homes of that type where an EPC floor area is matched — a dash means that join is not held, not that we estimated one.
Price trend
The median sold price in Cottonmill moved +2.5% from 2020 to 2025 (nominal, this area’s own sales).
| Year | Median sold price |
|---|---|
| 2020 | £610,000 |
| 2021 | £577,000 |
| 2022 | £729,450 |
| 2023 | £667,500 |
| 2024 | £649,500 |
| 2025 | £625,000 |
Full calendar years only. The year in progress is left out because it is not a finished median.
Price per square metre
Recorded £/m² for Cottonmill: £5,687, from sold prices joined to EPC floor area.
£/m² is published only where a sold price is joined to an Energy Performance of Buildings floor area. Homes without that join are left out — we do not guess a size.
Recent sales
| Date | Address | Type | Price | £/m² |
|---|---|---|---|---|
| Aug 2026 | 15 Mentmore Road | Terraced | £718,000 | £7,638 |
| Jul 2026 | 72, Ramsbury Road | Terraced | £835,000 | £9,176 |
| Jul 2026 | Flat 43 Albeny Gate Belmont Hill | Flat | £225,000 | £4,327 |
| Jul 2026 | 65 Cottonmill Lane | Semi-detached | £585,000 | £7,048 |
| Jun 2026 | 1 Nunnery Close | Semi-detached | £950,000 | £8,120 |
| May 2026 | 80 Prospect Road | Detached | £750,000 | £7,076 |
Recent category-A sales from HM Land Registry Price Paid — examples, not a complete list. £/m² appears only when that sale is joined to an EPC floor area.
Streets
Only streets with enough sales to have an indexable street page. Thinner streets stay on the area report and are not listed for search.
Postcode districts
Each postcode district has its own valuation page where the sales sample is large enough.
Full Cottonmill area report → — schools, crime, transport and the rest of the record.