Flat 10, 21
Flat 10, 21
Description & Estimates







Public records show Flat 10, 21, Frognal to be a period leasehold apartment with 312 ft2 of internal area.
In this area, apartments of this size normally have 1 bedroom.
Flat 10, 21, Frognal has an estimated sale value of £355,464 and an estimated rental value of £1,621 per month, assuming reasonable condition and based on the information available.
The apartment sits within 21, Frognal, London, NW3.
Frognal, London, NW3 lies in the borough of Camden, within the NW3 postal district.
Our Data Sources
Flat 10, 21, Frognal has a single entry in the Land Registry from June 2014 and a single entry in the EPC database dated December 2022.
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 10, 21, Frognal would be worth £373,237, with a potential rental value of £1,702 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £330,581, with a rental value of £1,507 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Recent Market Change
The estimated sale value of Flat 10, 21, Frognal has moved down by £457 (0.1%) over the last year. During the same period, its estimated monthly rental value has increased by £127 (7.8%). The property's estimated gross yield is currently 5.5%.
Energy Efficiency
Flat 10, 21, Frognal has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 16 Dec 2022.
The property is not connected to mains gas and has single glazed windows. It is heated using Room heaters, electric.
Sold Prices
Flat 10, 21, Frognal last changed hands on 30th June 2014, selling for £260,000. 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 dropped by 0.1% since June 2014.
- Sold Jun 2014£260,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 330 metres of Flat 10, 21, Frognal across the last 2 years.
Most recently, Flat 8, 19, Frognal, London, NW3 6AR, a leasehold flat, sold at £341,000 on the 1st 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
Our analysis of the public data ranks Flat 10, 21, Frognal as the 357th largest and the 363rd most expensive of the 386 addresses on Frognal, London, NW3.
Against the NW3 postcode district average, it is £969k less expensive than the typical property.
More reading links
Schools Nearby
- 400mFitzjohn's Primary School
- 600mHoly Trinity CofE Primary School, NW3
- 600mHampstead Parochial Church of England Primary School
- 1.2kmThe UCL Academy
- 1.5kmHarris Academy St John's Wood
- 1.9kmHampstead School
More reading links
Public Transport Nearby
Finchley Road & Frognal station is the nearest stop to Flat 10, 21, Frognal at 200 metres away.
- 200mFinchley Road & Frognal
- 500mFinchley Road
- 600mHampstead
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

