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Get started21a, Burnt Ash Hill, Lewisham, London, SE12 0AA
1 planning record
About 21a
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
21a is an end-of-terrace house in Lewisham, London, London (SE12 0AA). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (April 2025) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since August 2015. Between certificates, window efficiency went from Average to Good; while lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 77). At 122 m² this is the 14th smallest of 16 units on EPC record in the building, where floor areas span 38–248 m². The building's EPC ratings span E to C across 16 units on file.
Sale prices here have outpaced London HPI: 29.1% per year against 0% for the wider region. Today's modelled estimate of £421,000 sits 493% above the 2023 sale of £71,000. On a £-per-square-foot basis, the last sale (£54/sq ft) was about 65.9% below the postcode norm. At 122 m² the property is well over the postcode median (60 m² across 22 EPCs), placing it in the larger end of the local stock. Sold March 2023 for £71,000. One historical planning record sits against the property in 2021.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Current Certificate(1 of 2)
Apr 2025
EPC Rating
A
B
C
D
D66
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
4.4 t/year
Occupancy
Owner Occupied
Planning history
Applications and permits filed against 21a, Burnt Ash Hill, Lewisham, London, SE12 0AA, sourced from the PlanIt planning register.
A recent planning application at 21a was refused — worth checking the council file.
- Sept 2021Change Of UseFullWithdrawn
The change of use from retail to tattoo shop (Sui Generis) at 21A Burnt Ash Hill SE12.
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
21a's modelled value sits at over four times its earliest registered sale price (2022).
Current estimate
See how we calculated this£421,000
Modelled from EPC, postcode comparables and a sale-price growth of 29.1% per year over 1 year.
Last sold (2023)
£71,000
Growth on file: 29.1% per year over 1 year.
Sales timeline
Versus other Burnt Ash Hill homes
Four headline reads against 20 similar flats on this street, drawn from the latest EPC and Land Registry data.
On years held, 21a runs well behind the street norm.
Price per m²
£582
Street avg £3,628
Floor Area
122 m²
Street avg 62 m²
Habitable Rooms
5 rooms
Street avg 3 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the London district page.
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Lee — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around SE12 0AA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
52.9dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 81 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about 21a, Burnt Ash Hill, Lewisham, London, SE12 0AA. Each answer is also embedded as structured data for search engines.