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Get started25 Flanders Crescent is a one-bedroom semi-detached house in Merton, London, London (SW17 9JA). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (March 2025) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in October 2008 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average, hot-water efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 69). At 55 m² this is the 16th smallest of 26 units on EPC record in the building, where floor areas span 32–121 m². The building's EPC ratings span D to C, with this unit at the bottom. Other recorded features include a balcony and a loft.
Sale prices here have outpaced London HPI: 5.2% per year against 0% for the wider region. Today's modelled estimate of £295,000 is 18% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£422/sq ft) was about 65.9% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 76% of similar EPCs). On the market in November 2015 and unlisted since — roughly 11 years.
25 Flanders Crescent valuation sits well clear of the typical sold price in this postcode.
£295,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.2% per year over 12 years.
£249,950
Growth on file: 5.2% per year over 12 years.
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Price per m² for 25 Flanders Crescent lags the street by a wide margin.
Price per m²
£4,545
Street avg £6,115
Floor Area
55 m²
Street avg 45 m²
Habitable Rooms
2 rooms
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Tooting Station — bus stop.

Daytime· 07:00 – 23:00
53.2dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
17 November 2015Most recent
£249,950
+85.1%over 12 years26 August 2003
£135,000
Median price across the last 5 sales in SW17 9JA: £290,000 (2025–2019).
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Street avg 2 rooms
CO₂ Emissions
2.3 t/year
Street avg 1.8 t/year
SW17 9NZ
Closest school
0.6 km
Sellincourt Primary School. 54 schools nearby.
Night-time· 23:00 – 07:00
42.8dB