Property data
Sale history
£550,000 on Mar 2025
Internal area
51 square metres (549 square feet) according to latest EPC inspection
£ per square meter (foot)
£10,784 per sqm (£1,002 per sqft) in Mar 2025. For context, homes in Belsize Park are now selling for between £10,250 and £12,950 per square metre (£952 and £1,203 per square foot) . See the analysis of Belsize Park NW3-4 housing market.
Valuation comparables
Infer the current value by seeing what similar properties have sold for recently. To view this list for Flat 3 21, Belsize Avenue using the valuation comparables search tool, join now.
Bedrooms
na
Type
Flat
Council tax band
na
EPC Inspections
Summary:
08 January 2020 - energy performance certificate grade C
Reason for EPC:
rental (private)
Tenure:
Private rental
Property type:
3rd floor flat , has 2 habitable rooms. Estimated year built before 1900
Area:
51 sqm (549 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: (another dwelling above). Heating: Boiler and radiators, mains gas.

Summary:
14 January 2010 - energy performance certificate grade C
Reason for EPC:
rental (private)
Tenure:
Private rental
Property type:
2nd floor flat in an apartment block with 5 storeys , has 2 habitable rooms. Estimated year built before 1900
Area:
46 sqm (495 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: (another dwelling above). Heating: Boiler and radiators, mains gas.