Flat 2, 1 Belsize Avenue, London, NW3 4BL is a leasehold flat built between 1900-1929. The property offers approximately 872 square feet of living space and is situated on the 1st floor. In this location, apartments of similar size usually have three bedrooms.

The estimated current market value of the property is £999,834 , which equates to approximately £1,147 per square foot. It was last sold on 20 Dec 2013 for £870,000. Since then, the value has increased by £129,834, representing a 14.9% increase, or approximately 1.2% per year.

The current estimated value of £999,834 is:

  • 16.0% higher than the average property price on Belsize Avenue
  • 5.9% higher than the average in the NW3 4BL postcode area
  • and 14.2% higher than the average price for London as a whole

At the most recent EPC inspection on 3 March 2025, the property was recorded as rented.

View sold house prices in NW3 4BL

Building approximate location

About Property

Type
Flat
Built
1900-1929
Interior Size
872 sq ft
Tenure
Leasehold
Floor level
1st floor
Price (estimate)
£999,834
Price Per sq ft (estimate)
£1,147
Bedroom Count (estimate)
3 bedrooms

EPC Summary

Flat 2, 1 Belsize Avenue, London, Camden, Greater London, NW3 4BL has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 3 Mar 2025.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. Hot water is provided from main heating system. The windows have partial double glazing.

The previous EPC assessment was conducted on 11 Dec 2013, when the property was rated D. Since then, the rating has improved to C, with the energy efficiency score increasing by 11.3%.

Since the previous assessment, several changes were observed:

  • The wall energy efficiency improving from very poor to poor, with the construction or insulation remaining solid brick, as built, no insulation (assumed).
  • The windows were upgraded from single glazed to partial double glazing.
  • The lighting was updated from no low energy lighting to low energy lighting in all fixed outlets, with efficiency improving from very poor to very good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Walls
Solid brick, as built, no insulation (assumed)
Poor
Windows
Partial double glazing
Average
Lighting
Low energy lighting in all fixed outlets
Very Good

Compared to NW3 4BL

25 th / 67
Price Rank
6% higher than average
17 th / 45
Size Rank
1% bigger than average
22 nd / 45
Price Per Sq FT Rank
5% higher than average

Compared to other properties in NW3 4BL , this flat's estimated value ranks 25th out of 67. Based on price per square foot, it ranks 22th out of 45 properties. In terms of size, this home ranks 17th out of 45 properties in its postcode area.

Sale History

Today
£999,834
streetscan.co.uk estimate
+15 %
20 Dec 2013
£870,000
Leasehold
+248 %
2 Aug 2000
£250,000
Leasehold

Area Insights

Similar Properties Sold Nearby

Flat 4, 11 Belsize Avenue, London, NW3 4BL
rooms: 3
size: 829 sq ft
sale price: £1,085,000
sale date: 25 Mar 2024
23B Belsize Avenue, London, NW3 4BL
rooms: 3
size: 958 sq ft
sale price: £1,123,296
sale date: 25 Mar 2021
9E Belsize Avenue, London, NW3 4BL
rooms: 3
size: 743 sq ft
sale price: £700,000
sale date: 29 Aug 2019
Flat 1, 3 Belsize Avenue, London, NW3 4BL
rooms: 3
size: 753 sq ft
sale price: £1,075,000
sale date: 6 Aug 2015
Flat 3, 1 Belsize Avenue, London, NW3 4BL
rooms: 3
size: 807 sq ft
sale price: £970,000
sale date: 27 Mar 2015

Data Sources

The property at Flat 2, 1 Belsize Avenue, London, NW3 4BL appears two times in the Land Registry records, with the latest transaction recorded on 20 Dec 2013. It also has three Energy Performance Certificates (EPC) entries, the earliest dating back to 3 Mar 2025. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.
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