Property data
Sale history
£1,200,000 on Aug 2025
Internal area
142 square metres (1,528 square feet) according to latest EPC inspection
£ per square meter (foot)
£8,450 per sqm (£785 per sqft) in Aug 2025. For context, homes in Mill Hill Broadway are now selling for between £6,060 and £7,870 per square metre (£562 and £731 per square foot) . See the analysis of Mill Hill Broadway NW7-4 housing market.
Valuation comparables
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Bedrooms
4
Type
Detached
Council tax band
F
Plot size
455 square metres (4,898 square feet) - map showing freehold boundary lines
Planning applications
Planning ref:
March 2025 25/1438/HSE
Type:
Full and householder planning application
Status:
Decision has yet to be made
Address:
40 Tretawn Gardens London
Description:
Two storey front and two storey rear extension

Planning ref:
November 2021 TPP/0785/21
Type:
Tree and hedge works
Status:
Application approved with conditions
Address:
40 Tretawn Gardens Londo
Description:
1 x Oak (applicant's ref. T1) - Reduce entire crown by 5-6m. Standing in Group G3 of Tree Preservation Order.

Planning ref:
December 2015 TPP/00733/15
Type:
Tree and hedge works
Status:
Application approved with conditions
Address:
40 Tretawn Gardens Londo
Description:
1 x Oak - Crown reduce height by 3 metres and prune remaining crown proportionately. Standing in group G3 of Tree Preservation Order

Planning ref:
March 2011 TPO/00029/11/H
Type:
Tree and hedge works
Status:
Application approved with conditions
Address:
40 Tretawn Gardens, London
Description:
1 x Oak - Reduce by 25-30%. Standing in Group G3 of Tree Preservation Order
EPC Inspections
Summary:
03 August 2021 - energy performance certificate grade D
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
Detached House , has 6 habitable rooms. Estimated year built 1930 to 1949
Area:
142 sqm (1,528 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, 75 mm loft insulation. Heating: Boiler and radiators, mains gas.