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Get started1b is a three-bedroom semi-detached house in Lewisham, London, London (SE12 8QN). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (June 2021) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 77), a 2-band jump. Other recorded features include a conservatory. Our model identifies extension potential, subject to local planning policy.
At 109 m² the property is well over the postcode median (82 m² across 34 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 79% of similar EPCs). 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£669/sq ft) was about 111.3% above the typical sold price in the postcode. Most recent transfer: October 2021 at £785,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
1b's carbon output runs well above what efficient homes in the postcode produce.
1b has 2 separate extension applications on the council record.
Extension: Single storey · Side of property
The construction of a first floor extension to the side of 1B Lenham Road SE12 8QN.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£817,000
Modelled from EPC, postcode comparables.
£785,000
Recorded with HM Land Registry.
Price per m² for 1b runs comfortably ahead of the street norm.
Price per m²
£7,202
Street avg £5,601
Floor Area
109 m²
Street avg 99 m²
Habitable Rooms
5 rooms
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Dacre Park — bus stop.

Daytime· 07:00 – 23:00
52.0dB

Extension: Single storey · Side of property
The construction of a first floor extension to the side of 1B Lenham Road SE12 8QN.
1 more application for this property
Join to see all planning history.
15 October 2021Most recent
£785,000
Median price across the last 5 sales in SE12 8QN: £635,000 (2025–2022).
Street avg 5 rooms
CO₂ Emissions
6.5 t/year
Street avg 4.1 t/year
SE12 8QN
Closest school
0.3 km
Trinity Church of England School, Lewisham. 57 schools nearby.
Night-time· 23:00 – 07:00
42.5dB
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