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£1,650,000
Asking price

3 bed flat for sale Belsize Square, London NW3 4HU

3 beds 2 baths maisonette
Share of freehold

Added on 31/08/2026

About this property

A magnificent 3 bedroom 2 bathroom plus w/c top floor maisonette

Set in classic white stucco fronted period conversion

Approaching 1500 sq ft (including eaves) on the entire 2nd and 3rd floors

Beautiful 21ft reception with wood flooring and feature fireplace

Separate 17ft kitchen/breakfast room

15ft main bedroom with en suite bathroom and plenty of storage

Property type
maisonette
Bedrooms
3
Bathrooms
2
Floor area
1,371 sq ft
Tenure
Share of freehold
Council tax band
Ask agent
Postcode
NW3 4HU

Key features

  • A magnificent 3 bedroom 2 bathroom plus w/c top floor maisonette
  • Set in classic white stucco fronted period conversion
  • Approaching 1500 sq ft (including eaves) on the entire 2nd and 3rd floors
  • Beautiful 21ft reception with wood flooring and feature fireplace
  • Separate 17ft kitchen/breakfast room
  • 15ft main bedroom with en suite bathroom and plenty of storage
  • 14ft second bedroom with en suite shower room plus 3rd bedroom/study
  • Share of freehold
  • Set in this prime street in the heart of Belsize Park
  • Short walk to Belsize Village, Belsize Park amenities and Swiss Cottage and Primrose Hill

Floorplan

Price guide

This home
£1,204 / sq ft
Area average (sold)
£1,194 / sq ft
Price per area, sold homes nearby
Lowest
This home
Highest

£1,204 per sq ft — above the middle of recent sales in NW3 (£756–£1,664, 10th–90th percentile, 1,009 sales over 24 months).

Lowest and highest are the 10th and 90th percentiles of 1,009 homes sold in NW3 over the last 24 months. This home's figure uses its asking price. All sold £/sq ft in NW3 →

Location

Belsize Square, London NW3 4HU

Sold prices in NW3 4HU

HM Land Registry sales in NW3 4HU. Floor areas from Energy Performance Certificates where matched.

AddressSoldSizePrice
27d, Belsize Square Flat / maisonetteJan 2026990 sq ft £871/sq ft£862,500
27b, Belsize Square Flat / maisonetteMay 2024743 sq ft £909/sq ft£675,000
27c, Belsize Square Flat / maisonetteMay 20241,324 sq ft £449/sq ft£594,000
Top Floor Maisonette, 23, Belsize Square Flat / maisonetteNov 2022786 sq ft £1,973/sq ft£1,550,000
Ground Floor Flat, 23, Belsize Square Flat / maisonetteJun 2020786 sq ft £821/sq ft£645,000
Garden Flat, 26, Belsize Square Flat / maisonetteDec 2019484 sq ft £4,200/sq ft£2,034,280
Flat E, 30, Belsize Square Flat / maisonetteJun 20181,076 sq ft £476/sq ft£512,500
27a, Belsize Square Flat / maisonetteMay 2016861 sq ft £1,039/sq ft£895,000

All sales on Belsize Square → All sold prices in Camden →

Area insights

The neighbourhood around this property.

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