First Floor Flat, 21
First Floor Flat, 21
Description & Estimates







According to the public record, First Floor Flat, 21, Lancaster Grove is a period apartment with 1,054 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 First Floor Flat, 21, Lancaster Grove is £991,262 and the estimated rental value is £4,064 per month.
The apartment is within 21, Lancaster Grove, London, NW3.
Lancaster Grove, London, NW3 is located in the borough of Camden within the NW3 postal district.
Our Data Sources
First Floor Flat, 21, Lancaster Grove has no records in the the Land Registry and a single entry in the EPC database dated January 2021.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low 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 First Floor Flat, 21, Lancaster Grove is in very good condition we estimate a sale value of £1,040,825 and a rental value of £4,268 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £921,874 and a rental value of £3,780 per month.
Recent Market Change
Over the past 12 months, the estimated sale value of First Floor Flat, 21, Lancaster Grove has fallen by £16,037 (1.6%), while its estimated rental value has moved up by £248 per month (6.1%). Based on current estimates, the property offers a gross rental yield of 4.9%.
Energy Efficiency
First Floor Flat, 21, Lancaster Grove has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 08 Jan 2021.
The property is connected to mains gas and has mostly double glazing. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to First Floor Flat, 21, Lancaster Grove within a radius of 280 metres over the last 2 years.
The most recent example is 27D, Belsize Square, London, NW3 4HU, a leasehold flat which sold for £862,500 on the 30th January 2026.
Read more about house prices in NW3.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Properties Let Nearby
Our network of Estate Agents reports 2 lets within 280 metres of First Floor Flat, 21, Lancaster Grove over the last 2 years.
Most recently, 3B , Lancaster Drive, London, NW3 4EY, a leasehold flat, was let by Fine Living in February 2025.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Location Comparison
Lancaster Grove, London, NW3 has a total of 242 addresses. According to our analysis of all the public data, First Floor Flat, 21, Lancaster Grove is the 71st largest and the 77th most expensive property on the street.
When compared to the postcode district it is £333k less expensive than the average property in NW3.
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Schools Nearby
- 600mHoly Trinity CofE Primary School, NW3
- 700mRosary Catholic Primary School
- 700mSt Paul's Church of England Primary School
- 500mThe UCL Academy
- 1.0kmHarris Academy St John's Wood
- 1.2kmHaverstock School
More reading links
Public Transport Nearby
The closest station to First Floor Flat, 21, Lancaster Grove is Swiss Cottage station, which is 500 metres away.
- 500mSwiss Cottage
- 600mBelsize Park
- 700mFinchley Road
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.

