1 Northumberland Avenue
HP21 7HG, Buckinghamshire. A freehold detached house.
sold 28 August 2026
The only sale of this house recorded since January 2023.
4th of 6detached house sales on the street, by price
+25%above the typical HP21 detached house
75%of HP21 detached houses sold for less
Home Report
Everything about 1 Northumberland Avenue in one PDF
Things to check before you offer, every sale in HP21 7 in the last 12 months, crime, schools and stations.
Found for 1 Northumberland Avenue
sales near byin HP21 7, last 12 months
schoolsall within 1.5 km
energy certificatesside by side, with what's changed
stationsnearest 2.0 km
Against HP21
+£135,000
Above the typical HP21 detached house, £535,000, Sep 2025 to Aug 2026.
HP21 typical
£535,000 This house
£670,000
£535,000 This house
£670,000
£300k£900k
On Northumberland Avenue
4th of 6
Detached house sales since 2023, by price. The street's typical is £702,000.
This house
£670,000
Street typical
£702,000
Highest sale
£950,000
HP21 by year
£566,000
Typical HP21 detached house in 2026 so far, up 18.0% since 2023.
£480k2023
£525k2024
£485k2025
£566k2026
The house
From its energy certificate, Oct 2025.
Energy ratingC
Rooms6
HeatingGas boiler
WindowsDouble glazed
Built1950‑1966
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