Our Data Sources
Flat 21, Watson House, Harrow has a single entry in the Land Registry from May 2016 and a single entry in the EPC database dated September 2020.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate Flat 21, Watson House, Harrow would be worth £230,395, with a potential rental value of £1,295 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £204,064, with a rental value of £1,147 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
Flat 21, Watson House, Harrow has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 09 Sep 2020.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
Flat 21, Watson House, Harrow last changed hands on 3rd May 2016, selling for £92,000. The transaction was logged as a leasehold flat by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has risen by 1.3% since May 2016.
- Sold May 2016£92,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 37 sales of comparable properties within 330 metres of Flat 21, Watson House, Harrow across the last 2 years.
Most recently, Flat 4, Garth Court 28, Northwick Park Road, Harrow, HA1 2ER, a leasehold flat, sold at £212,500 on the 8th May 2025.
Read more about house prices in HA1.
- Sold May 2025£212,500 | 1 Bed FlatFlat 4, Garth Court 28, Northwick Park Road, Harrow, HA1 2ERFlat 4, Garth Court 28, Northwick Park Road, Harrow, HA1 2ER
- Sold Sep 2023£245,000 | 1 Bed FlatFlat 2, Garth Court 28, Northwick Park Road, Harrow, HA1 2ERFlat 2, Garth Court 28, Northwick Park Road, Harrow, HA1 2ER
- Sold Mar 2023£230,000 | 1 Bed FlatFlat 14, Watson House, Elmgrove Road, Harrow, HA1 2QQFlat 14, Watson House, Elmgrove Road, Harrow, HA1 2QQ
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks Flat 21, Watson House, Harrow as the 143rd largest and the 226th most expensive of the 230 addresses on Elmgrove Road, Harrow, HA1.
Against the HA1 postcode district average, it is £250k less expensive than the typical property.
More reading links
Schools Nearby
- Saint Jerome Church of England Bilingual School100 m away
- Elmgrove Primary School & Nursery700 m away
- Norbury School700 m away
- Harrow High School600 m away
- The Sacred Heart Language College1.7 km away
- St Gregory's Catholic Science College1.7 km away
More reading links
Public Transport Nearby
- Harrow-on-the-Hill|800 m away
- Harrow & Wealdstone|800 m away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












