Our Data Sources
18, Carrington Square, Harrow has no recent1 records in the Land Registry and a single entry in the EPC database dated February 2026.
We combine this information with public data 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.
1Sales dated prior to 2007 are shown, but are not used in our calculations.
Price Range & Condition
In very good condition, we estimate 18, Carrington Square, Harrow would be worth £525,556, with a potential rental value of £2,400 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £465,492, with a rental value of £2,125 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
18, Carrington Square, Harrow occupies a 133 m2 plot as recorded by HM Land Registry.
Of the 30 other houses in this postcode, 28 have recorded plot sizes, and this one ranks as the 11th largest.
Energy Efficiency
18, Carrington Square, Harrow has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 17 Feb 2026.
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
18, Carrington Square, Harrow last changed hands on 14th October 1997, selling for £123,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
- Sold Oct 1997£123,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 118 sales of comparable properties within 760 metres of 18, Carrington Square, Harrow since 2011.
Most recently, 31, Belsize Road, Harrow, HA3 6JL, a freehold house, sold at £560,000 on the 31st October 2025.
Read more about house prices in HA3.
- Sold Oct 2025£560,000 | 3 Bed House31, Belsize Road, Harrow, HA3 6JL31, Belsize Road, Harrow, HA3 6JL
- Sold Oct 2025£555,000 | 3 Bed House27, Belsize Road, Harrow, HA3 6JL27, Belsize Road, Harrow, HA3 6JL
- Sold Aug 2025£460,000 | 3 Bed House17, Chicheley Gardens, Harrow, HA3 6QH17, Chicheley Gardens, Harrow, HA3 6QH
- Sold Jan 2025£555,000 | 3 Bed House57, Belsize Road, Harrow, HA3 6JL57, Belsize Road, Harrow, HA3 6JL
- Sold Nov 2024£495,000 | 3 Bed House41, Boxtree Lane, Harrow, HA3 6JP41, Boxtree Lane, Harrow, HA3 6JP
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 £455,908, ranging from £407,076 to £508,215.
- 17 Carrington Square
3 Bed House | 5 m | Est. Value: £456,668
- 16 Carrington Square
3 Bed House | 11 m | Est. Value: £484,828
- 20 Carrington Square
3 Bed House | 14 m | Est. Value: £488,236
- 15 Carrington Square
3 Bed House | 15 m | Est. Value: £438,171
- 21 Carrington Square
3 Bed House | 19 m | Est. Value: £438,171
Location Comparison
Our analysis of the public data ranks 18, Carrington Square, Harrow as the 7th largest and the 8th most expensive of the 30 addresses on Carrington Square, Harrow, HA3.
Against the HA3 postcode district average, it is £10k less expensive than the typical property.
More reading links
Schools Nearby
- Cedars Manor School600 m away
- Hujjat Primary School700 m away
- St Teresa's Catholic Primary School and Nursery800 m away
- Hatch End High School700 m away
- Bentley Wood High School1.3 km away
- Salvatorian Roman Catholic College1.4 km away
More reading links
Public Transport Nearby
- Headstone Lane|1.1 km away
- Hatch End|1.4 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.
