House prices & valuation in Knowle Green
Sold prices in Knowle Green, Spelthorne — a median of £450,000 from 844 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 Knowle Green — sold price, EPC, flood and planning. The search is prefilled for this area.
Median sold price by type
| Type | Sales | Median price | £/m² |
|---|---|---|---|
| Detached | 79 | £635,000 | £4,583 |
| Semi-detached | 393 | £500,000 | £4,750 |
| Terraced | 164 | £440,000 | £4,305 |
| Flat | 208 | £280,000 | £3,779 |
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 Knowle Green moved +14.5% from 2020 to 2025 (nominal, this area’s own sales).
| Year | Median sold price |
|---|---|
| 2020 | £415,000 |
| 2021 | £422,500 |
| 2022 | £436,000 |
| 2023 | £449,000 |
| 2024 | £450,000 |
| 2025 | £475,000 |
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 Knowle Green: £4,308, 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 | 13 Chestnut Grove | Semi-detached | £395,000 | £5,809 |
| Aug 2026 | 33 Hurstdene Avenue | Semi-detached | £700,000 | £4,828 |
| Aug 2026 | 78a Avondale Avenue | Flat | £270,000 | £5,094 |
| Aug 2026 | 32, Charles Road | Terraced | £428,000 | £5,632 |
| Jul 2026 | 43, Gloucester Crescent | Terraced | £415,000 | £6,103 |
| Jul 2026 | 1 AVONDALE AVENUE STAINES-UPON-THAMES | Detached | £445,000 | £4,837 |
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 Knowle Green area report → — schools, crime, transport and the rest of the record.