Postcode district
HA4: house prices and neighbourhoods
The HA4 postcode district (Harrow, Hillingdon): 1,137 live postcodes across 9 neighbourhoods, with official figures as of 22 October 2026.
Typical house price
£605,000
Median of 88 resales of existing houses in HA4, Aug 2025 to Aug 2026.
Source: HM Land Registry Price Paid Data
Typical flat price
£340,000
Median of 21 resales of existing flats in HA4, Aug 2025 to Aug 2026.
Source: HM Land Registry Price Paid Data
Neighbourhoods in HA4
| Neighbourhood | Council | Typical house | Typical flat | Affluence today | Signs of gentrification |
|---|---|---|---|---|---|
| Earlsmead | Harrow | £530,000 | £293,750 | Middle income | Moving the other way |
| Eastcote | Hillingdon | £727,500 | £357,500 | Among the most affluent | Some signs |
| Northwood Hills | Hillingdon | £660,000 | £350,000 | Affluent | Mixed signs |
| Ruislip | Hillingdon | £860,000 | £369,000 | Among the most affluent | Clear signs |
| Ruislip Gardens | Hillingdon | £550,000 | – | Among the most affluent | Some signs |
| Ruislip Manor | Hillingdon | £620,000 | £350,000 | Affluent | Clear signs |
| South Ruislip | Hillingdon | £561,000 | £330,000 | Affluent | Few signs |
| West Ruislip North | Hillingdon | £645,000 | £320,000 | Among the most affluent | Some signs |
| West Ruislip South | Hillingdon | £575,000 | £310,000 | Among the most affluent | Moving the other way |
Each neighbourhood's figures are the median resale prices of houses and flats, Affluence today and the gentrification indication from its own page.
Thinking of buying in HA4?
A full report covers flood risk, schools, crime, your commute, energy, planning and how the area is changing, for the exact home.
Prepare a full report for a home See a sample reportNeighbourhood names: House of Commons Library, MSOA Names, Open Parliament Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Contains National Statistics data © Crown copyright and database right 2026. Figures describe the area, not any home, and are not a valuation or a prediction.