Property profile

39BBelsize Avenue

Map showing 39B, Belsize Avenue, London

Property Price
150k200k250k300k400k500k750k1.5M

Estimated sale price

£1,145,000

Flats sold in Belsize

The box shows the middle 50% of flats sale prices, the whiskers show the 5th to 95th percentile, and the marker shows this property's estimated price.

Half of similar homes sold within the box; most sold within the wider line.

An indicative model estimate, not a survey or formal valuation.

This property vs market

Last sold30 Jun 2021
£1,000,000Change since last sale: +£146,000 (+15%)
Annualised change
+2.7% per yearCamden annualised change (flats) since 2021: +0.3% per yearThis property's value grew faster than the market
Price per sq ftLocal median £1,025 per sq ft
£851 per sq ftEstimate vs local median: −£173 per sq ft (−17%)
Local sold pricesMedian for flats in Belsize
£810,000Estimate vs local median: +£336,000 (+41%)
How this estimate is calculated

Area360's automated valuation uses available property details, recorded sales and local market data to estimate a sale price. This automated estimate is a guide, not a survey, mortgage valuation or formal valuation. See the valuation methodology and limitations.

Estimate calculated .

Property facts

Property typeFlat / Semi-Detached
TenureLeasehold
Construction period1900-1929
Floor area125 m² / 1,345 sq ft
Rooms3 habitable / 3 heated
Floor level1
EPC ratingD
EPC inspection20 Jul 2020

Sales history

DatePriceChange
30 Jun 2021£1,000,000+106%
18 Jan 2006£485,000+708%
09 Jul 1996£60,000-

Local market

Property prices in Belsize

Median price£875,500
Price per sq ft£1,077
Sales (last 12 months)110
Typical range (middle 50%)£614K – £1.5M

Based on 110 recent sales, the median property price is £875,500 (about £1,077 per square foot) in Belsize area, with individual transactions ranging from £265,000 up to £5,850,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Belsize over the last year.
TypeSalesMedian£/sq ft
Terraced7£2,430,000£1,247
Semi-Detached5£2,200,000£1,410
Flats98£810,000£1,025

10-year price trendmedian sale price in Belsize

Sale price

Ten year median sale price trend for each property type in Belsize.
YearDetachedFlatsSemi-DetachedTerraced
2016£4,578,750£955,555£5,180,000£7,200,000
2017£3,950,000£955,000£4,575,000£3,300,000
2018£3,300,000£970,000£3,600,000£1,625,000
2019£4,085,000£945,000£2,780,000£1,706,250
2020£5,750,000£860,000£2,860,000£2,850,000
2021£880,000£5,475,000£2,925,000
2022£9,080,000£885,000£5,325,000£2,742,500
2023£7,100,175£977,500£3,000,000£2,600,000
2024£7,850,000£992,500£3,275,000£1,553,000
2025£6,116,373£865,000£4,850,000£2,430,000
2026£765,000£2,021,375£2,714,000
Ten year median sale price trend for each property type in Belsize.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Belsize.
YearDetachedFlatsSemi-DetachedTerraced
2016£1,436£1,136£2,168
2017£1,537£1,089£1,466£1,149
2018£1,574£1,052£1,254£1,294
2019£1,463£1,068£1,054£1,162
2020£1,726£1,036£1,338£1,249
2021£1,075£1,505£1,169
2022£1,651£1,102£1,703£1,286
2023£2,100£1,128£1,284£1,342
2024£1,869£1,072£1,608£1,219
2025£1,565£1,089£1,598£1,317
2026£969£1,348£1,170
Ten year median sale price per square foot trend for each property type in Belsize.

Price distribution by property typelast 12 months

Price distribution by property type for Belsize in the last year.

Recent sales

There were 50+ recent sold properties in the last 18 months near NW3 4BN.

Recent sold properties in the last 18 months near NW3 4BN
DateAddressTypeTenurePriceMap
20 Mar 2026Flat 5, 63, Belsize Avenue, London, NW3 4BNFlatsLeasehold£725,000
02 May 202535G, Belsize Avenue, London, NW3 4BNFlatsLeasehold£947,500
31 Mar 2025Flat 2, 47, Belsize Avenue, London, NW3 4BNFlatsLeasehold£475,000
27 Mar 202549B, Belsize Avenue, London, NW3 4BNFlatsLeasehold£877,000
30 Jul 202559, Ornan Road, London, NW3 4QDTerracedFreehold£2,430,000

Other properties at this postcode

AddressTenureFloor areaLast sale
3 The Porticos, 53-59 Belsize Avenue, London-105 m²-
10 The Porticos 53-59 Belsize Avenue, London-116 m²-
35A, Belsize Avenue, LondonLeasehold133 m²£1,300,000 (2017)
35C Belsize Avenue, LondonLeasehold64 m²£830,000 (2018)
35D Belsize Avenue, LondonLeasehold54 m²£495,000 (2007)
35E Belsize Avenue, LondonLeasehold65 m²£724,018 (2015)
35F Belsize Avenue, LondonLeasehold59 m²£668,736 (2015)
35G, Belsize Avenue, LondonLeasehold106 m²£947,500 (2025)
39C Belsize Avenue, London-101 m²-
49A, Belsize Avenue, LondonLeasehold83 m²£486,800 (2007)

Area insights for NW3 4BN

Full area profile →

Overview

Postcode NW3 4BN is located in a major urban area, within the Belsize ward of Camden in the London region, and forms part of the Belsize Park area. It has very low deprivation and high crime levels, with around 80.8 crimes per 1,000 residents per year, about 38% below the London average of 130 per 1,000. The average income per household in Belsize Park is £85,587 per year. The nearest station is Belsize Park, about 0.2 miles away. There are 3 primary and no secondary schools in the area. There is 1 park nearby, the closest small park is Hampstead Green.

Crime rate
7/10
Crimes per 1k residents
81
Deprivation level
2/10
Income level
8/10
Social housing
9.6%
Connectivity
7/10
Flood Risk
No risk
Noise Level
Low

Deprivation level

2/10

Belsize Park has a very low level of deprivation, ranked at position 27,844 out of 32,844 areas in the United Kingdom, placing it within the bottom 15% least deprived areas in England.

Crime level

7/10

Belsize Park has a high crime rate, with approximately 80.8 reported incidents per 1,000 population each year.

Social housing

9.6%

Approximately 9.6% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 10.2% of dwellings are socially rented.

Income level

8/10

The average income per household in Belsize Park is £85,587 per year.

Noise Level

Low

Low noise level (55.0-59.9 dB) from road, approximately 310 ft away from NW3 4BN.

Flood risk

No risk

Belsize Park near NW3 4BN has no flood risk (less than 0.1% chance of a flood each year) from rivers and sea.

Transport

7/10

The nearest station is Belsize Park located about 0.2 miles away. There are 5 stations nearby.

Nearby public transport stations for NW3 4BN
DistanceZoneNameLinesDirections
0.2 mi

2

Belsize Park

Northern

Walking directions to Belsize Park
0.3 mi

3

Hampstead Heath

Overground

Walking directions to Hampstead Heath
0.6 mi

2

Finchley Road

Jubilee, Metropolitan

Walking directions to Finchley Road

Parks

Nearby parks and green spaces for NW3 4BN
DistanceNameSizeDirections
0.2 miHampstead GreenSmallWalking directions to Hampstead Green

Area Profile

Population
306
Population density
11,245.4 per km²

Crime

Crime per 1,000 population

Anti-social behaviour
49.16(+83%)
Violence and sexual offences
17.51(-44%)
Burglary
11.45(+109%)
Vehicle crime
11.45(+22%)
Other theft
8.75(-23%)
London average

Demographics

Ethnic groups

British
128
41.69%
Other White
92
29.97%
Indian
18
5.86%
White and Asian (mixed)
15
4.89%
Other Mixed or Multiple ethnic groups
12
3.91%
Total population: 307

Economics

Education (age 16+)

Level 4+ (Degree)
201
77.01%
No qualifications
17
6.51%
Level 3 (A level)
14
5.36%
Other
13
4.98%
Level 1 (GCSEs 3-1)
8
3.07%
Total 16+ residents: 261

Housing

Housing tenure

Private landlord or letting agency
82
52.23%
Owns outright
29
18.47%
Owns with a mortgage
26
16.56%
Social rents from council
14
8.92%
Shared ownership
3
1.91%
Total households: 157

Schools

In the NW3 4BN postcode area, located within Belsize Park, there are 3 primary and 0 secondary schools in close proximity.

Nearby primary and secondary schools for NW3 4BN
DistancePhaseNameTypeRating
0.1 miNot applicableSt Christopher's SchoolOther independent school

N/A

0.1 miPrimaryRosary Catholic Primary SchoolVoluntary aided school

Good

0.2 miNot applicableHampstead Hill SchoolOther independent school

N/A

Local amenities

15 nearby supermarkets & convenience stores within mi of NW3 4BN

Nearby supermarkets & convenience stores for NW3 4BN
DistanceNameAddressDirections
0.1 miKavanagh's199-205 Haverstock Hill, London, NW3 4QGWalking directions to Kavanagh's
0.1 miNisa LocalHaverstock Hill, Camden, NW3 4QLWalking directions to Nisa Local
0.2 mipomonaCamden, NW3 4QSWalking directions to pomona
0.2 miThe Late Late Store60 Belsize Lane, London, NW3 5ARWalking directions to The Late Late Store
0.2 miLondis165 Haverstock Hill, London, NW3 4QTWalking directions to Londis