25C, Belsize Avenue
25C, Belsize Avenue
Description & Estimates







According to the public record, 25C, Belsize Avenue is a period leasehold apartment with 1,130 ft2 of internal area.
Apartments of this size in this area normally have 3 bedrooms.
Based on available information, and assuming reasonable condition, the estimated sale value for 25C, Belsize Avenue is £1,302,577 and the estimated rental value is £4,165 per month.
The apartment is within 25, Belsize Avenue, London, NW3.
Belsize Avenue, London, NW3 is located in the borough of Camden within the NW3 postal district.
Our Data Sources
25C, Belsize Avenue has 41 entries in the Land Registry , most recently in January 2023 and a single entry in the EPC database dated March 2021.
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
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If 25C, Belsize Avenue is in very good condition we estimate a sale value of £1,367,706 and a rental value of £4,373 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £1,211,397 and a rental value of £3,873 per month.
Recent Market Change
Over the past 12 months, the estimated sale value of 25C, Belsize Avenue has fallen by £21,074 (1.6%), while its estimated rental value has moved up by £254 per month (6.1%). Based on current estimates, the property offers a gross rental yield of 3.8%.
Energy Efficiency
25C, Belsize Avenue has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 18 Mar 2021.
The property is connected to mains gas and has single glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
According to HM Land Registry, 25C, Belsize Avenue was last sold on 11th January 2023 for £1,420,000 and was recorded as a leasehold flat.
The property has had 4 sales since 1995.
Since January 2023, the market for similar properties has dropped by 16.1%.
- Sold Jan 2023£1,420,000
- Sold Feb 2015£1,435,000
- Sold Jun 2011£830,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 25C, Belsize Avenue within a radius of 270 metres over the last 2 years.
The most recent example is 44A, Belsize Square, London, NW3 4HN, a leasehold flat which sold for £1,040,000 on the 27th August 2025.
Read more about house prices in NW3.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Belsize Avenue, London, NW3 has a total of 446 addresses. According to our analysis of all the public data, 25C, Belsize Avenue is the 84th largest and the 54th most expensive property on the street.
When compared to the postcode district it is £22k less expensive than the average property in NW3.
More reading links
Schools Nearby
- 400mRosary Catholic Primary School
- 600mFitzjohn's Primary School
- 600mHoly Trinity CofE Primary School, NW3
- 900mThe UCL Academy
- 1.3kmHaverstock School
- 1.4kmHarris Academy St John's Wood
More reading links
Public Transport Nearby
The closest station to 25C, Belsize Avenue is Belsize Park station, which is 400 metres away.
- 400mBelsize Park
- 700mFinchley Road
- 700mHampstead Heath
Available Internet Speeds
According to recent data from Ofcom, ultrafast broadband is available in this area.
According to recent data from Ofcom, Ultrafast broadband is available in the area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be very low.

