Our Data Sources
9, Killowen Avenue, Northolt has a single entry in the Land Registry from June 2022 and a single entry in the EPC database dated November 2021.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 9, Killowen Avenue, Northolt, we estimate a market value of £511,149 and a rental value of £2,903 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £452,732 and £2,572 per month respectively.
Plot Size
HM Land Registry records the plot of land for 9, Killowen Avenue, Northolt as measuring 280 m2.
That makes it the 44th largest plot in the postcode, where 49 of the 50 other houses have recorded plot data.
Energy Efficiency
9, Killowen Avenue, Northolt has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 26 Nov 2021.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Sold Prices
The most recent sale of 9, Killowen Avenue, Northolt completed on 1st June 2022 at £475,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 this is the property's only sale.
Values of comparable properties have dropped by 8.8% over the period since June 2022.
- Sold Jun 2022£475,000
Similar Properties Sold Nearby
Since 2021 245 properties similar to 9, Killowen Avenue, Northolt have sold within a radius of 490 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 10th February 2026, was 7, Russell Road, Northolt, UB5 4QR, a freehold house which sold for £470,000.
Read more about house prices in UB5.
- Sold Feb 2026£470,000 | 3 Bed House7, Russell Road, Northolt, UB5 4QR7, Russell Road, Northolt, UB5 4QR
- Sold Jan 2026£540,000 | 3 Bed House25, Clauson Avenue, Northolt, UB5 4PR25, Clauson Avenue, Northolt, UB5 4PR
- Sold May 2025£480,000 | 3 Bed House196, Wood End Lane, Northolt, UB5 4JR196, Wood End Lane, Northolt, UB5 4JR
- Sold Mar 2025£530,000 | 3 Bed House18, Killowen Avenue, Northolt, UB5 4QT18, Killowen Avenue, Northolt, UB5 4QT
- Sold Jan 2025£500,000 | 3 Bed House50, Killowen Avenue, Northolt, UB5 4QT50, Killowen Avenue, Northolt, UB5 4QT
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £481,884, ranging from £209,402 to £591,265.
- 11 Killowen Avenue
3 Bed House | 6 m | Est. Value: £473,978
- 7 Killowen Avenue
3 Bed House | 8 m | Est. Value: £530,384
- 13 Killowen Avenue
4 Bed House | 13 m | Est. Value: £591,265
- 3 Killowen Avenue
1 Bed Flat | 23 m | Est. Value: £209,402
- 1 Killowen Avenue
3 Bed House | 28 m | Est. Value: £486,808
Location Comparison
Of the 85 addresses on Killowen Avenue, Northolt, UB5, 9, Killowen Avenue, Northolt comes out as the 65th largest and the 62nd most expensive in our analysis of the public data.
It is also £103k more expensive than the average property across the UB5 district.
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Schools Nearby
- Greenwood Primary School300 m away
- Wood End Primary School300 m away
- The Welldon Park Academy700 m away
- Rooks Heath School1.6 km away
- Islip Manor High School1.7 km away
- Whitmore High School1.9 km away
More reading links
Public Transport Nearby
- Northolt Park|600 m away
- South Harrow|1.0 km away
- Sudbury Hill|1.1 km away
Available Internet Speeds
Broadband here reaches ultrafast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Ultrafast Broadband available in this area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












