
Detached
£556,083
50% above the Grendon Underwood average
29.4% of sales
Semi-detached houses are the most common type of property sold in Grendon Underwood, at 41.2% of sales over the past two years. Detached houses are next, at 29.4%.
Sold prices from HM Land Registry, not asking prices. How we calculate this
All house prices in Grendon UnderwoodHouses make up 91.2% of sales in Grendon Underwood, and flats 8.8%. Shares cover the past two years.
| Property type | Share of sales |
|---|---|
| Semi-detached housesMost common | 41.2% |
| Detached houses | 29.4% |
| Terraced houses | 20.6% |
| Flats | 8.8% |
Average sold price by property type, and each type's share of recent sales.

£556,083
50% above the Grendon Underwood average
29.4% of sales

£348,000
6% below the Grendon Underwood average
41.2% of sales

£324,500
12% below the Grendon Underwood average
20.6% of sales
More quick answers on house prices, sales, areas, green space and crime in Grendon Underwood.
Price information is from HM Land Registry, location boundaries are from OpenStreetMap, and households and population are from Nomis Census 2021 postcode estimates (21 March 2021). Parks and green space are from OS Open Greenspace. Contains OS data © Crown copyright and database right 2026. Crime is from police.uk street-level data. Contains public sector information licensed under the Open Government Licence v3.0. Source: police.uk.
Last updated 6 November 2026 at 00:29 with the latest Land Registry data (July 2026). The Grendon Underwood dataset covers 44 postcodes.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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