Flat 5, 45 Belsize Avenue, London, NW3 4BN is a leasehold flat built between 1900-1929. The property offers approximately 1,141 square feet of living space and is situated on the 3rd floor. In this location, apartments of similar size usually have four bedrooms.

The estimated current market value of the property is £1,158,429 , which equates to approximately £1,015 per square foot. It was last sold on 25 May 2007 for £675,000. Since then, the value has increased by £483,429, representing a 71.6% increase, or approximately 3.9% per year.

The current estimated value of £1,158,429 is:

  • 34.4% higher than the average property price on Belsize Avenue
  • 7.9% higher than the average in the NW3 4BN postcode area
  • and 32.3% higher than the average price for London as a whole

At the most recent EPC inspection on 24 February 2025, the property was recorded as rented.

View sold house prices in NW3 4BN

Building approximate location

About Property

Type
Semi-Detached Maisonette
Built
1900-1929
Interior Size
1141 sq ft
Tenure
Leasehold
Floor level
3rd floor
Price (estimate)
£1,158,429
Price Per sq ft (estimate)
£1,015
Bedroom Count (estimate)
4 bedrooms

EPC Summary

Flat 5, 45 Belsize Avenue, London, Camden, Greater London, NW3 4BN has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 24 Feb 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 some double glazing.

The previous EPC assessment was conducted on 13 Feb 2015. The rating of D remains the same, but the energy efficiency score improved by 3.2%.

Since the previous assessment, several changes were observed:

  • The lighting was updated from low energy lighting in 15% of fixed outlets to low energy lighting in 33% of fixed outlets, with efficiency improving from poor to average.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Roof room(s), ceiling insulated
Poor
Walls
Solid brick, as built, no insulation (assumed)
Very Poor
Windows
Some double glazing
Poor
Lighting
Low energy lighting in 33% of fixed outlets
Average

Compared to NW3 4BN

16 th / 58
Price Rank
8% higher than average
8 th / 34
Size Rank
16% bigger than average
19 th / 34
Price Per Sq FT Rank
7% lower than average

Compared to other properties in NW3 4BN , this maisonette's estimated value ranks 16th out of 58. Based on price per square foot, it ranks 19th out of 34 properties. In terms of size, this home ranks 8th out of 34 properties in its postcode area.

Sale History

Today
£1,158,429
streetscan.co.uk estimate
+72 %
25 May 2007
£675,000
Leasehold
+237.5 %
18 Apr 1996
£200,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 4
size: 1012 sq ft
sale price: £1,635,000
sale date: 7 Aug 2014
rooms: 4
size: 1055 sq ft
sale price: £1,250,000
sale date: 3 Jul 2014
rooms: 3
size: 1228 sq ft
sale price: £925,000
sale date: 29 Nov 2013
rooms: 4
size: 1066 sq ft
sale price: £650,000
sale date: 18 Feb 2011
rooms: 3
size: 1206 sq ft
sale price: £455,000
sale date: 8 Nov 2005

Data Sources

The property at Flat 5, 45 Belsize Avenue, London, NW3 4BN appears two times in the Land Registry records, with the latest transaction recorded on 25 May 2007. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 24 Feb 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.