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Get started11a is a semi-detached house in London (SE21 8JD). It has a recorded floor area of 86 m² (around 926 sq ft) and construction records dating it to before 1900. The latest certificate (August 2019) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since December 2013. Between certificates, lighting went from Poor to Very Good. The recommended improvements would push it to C (score 70). At 86 m² this is the 15th smallest of 18 units on EPC record in the building, where floor areas span 38–99 m². The building's EPC ratings span E to C across 18 units on file.
Sale prices here have outpaced London HPI: 0.5% per year against 0% for the wider region. Today's modelled estimate of £486,000 is 38.9% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£378/sq ft) was about 15.4% above the typical sold price in the postcode. Last sale on file: £350,000 in April 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
11a saw 3 transfers in just over a decade — high turnover for the postcode.
£486,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.5% per year over 6 years.
£350,000
Growth on file: 0.5% per year over 6 years.
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11a is notably below the street on co₂ emissions.
Price per m²
£4,070
Street avg £5,291
Floor Area
86 m²
Street avg 77 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Thurlow Park Road — bus stop.

Daytime· 07:00 – 23:00
54.0dB

Changes detected from historical EPC data
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
15 April 2021Most recent
£350,000
+3.7%over 2 years9 April 2019
£337,500
-0.7%over 3 years17 April 2015
£340,000
Median price across the last 5 sales in SE21 8JD: £480,000 (2025–2024).
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CO₂ Emissions
4.3 t/year
Street avg 2.6 t/year
Closest school
0.4 km
The Elmgreen School. 64 schools nearby.
Night-time· 23:00 – 07:00
45.1dB