21a, Foyle Road, London, SE3 7RQ
About 21a
21a is an end-of-terrace house in London (SE3 7RQ). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1900-1929 and council tax band C. At 74 m² this is the 3rd smallest of 8 units on EPC record in the building, where floor areas span 55–164 m². The building's EPC ratings span E to D, with this unit at the top. The latest certificate (October 2019) shows a D (score 55), a step below the typical UK home. When first surveyed in January 2010 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average and hot-water efficiency went from Good to Very Good; while lighting dropped from Good to Average.
It hasn't traded since May 2010, a hold of 16 years that's notably long for the area. At 74 m² it sits well below the postcode median (147 m² across 36 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £576,000 is 47.7% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£490/sq ft) was about 23.6% above the typical sold price in the postcode.
Know exactly what you're buying at 21a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Windows upgraded, improving insulation
Low energy lighting percentage decreased
Planning history
21a has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
£576,000
Modelled from EPC, postcode comparables.
£390,000
Recorded with HM Land Registry.
Sales timeline
6 May 2010Most recent
£390,000
Median price across the last 5 sales in SE3 7RQ: £985,000 (2025–2022).
Nearby sales in SE3 7RQ
73b, Foyle Road, London, SE3 7RQ
Sold Aug 2025
£985,00067b, Foyle Road, Greenwich, London, SE3 7RQ
Sold Aug 2024
£575,00019 Foyle Road, Greenwich, London, SE3 7RQ
Sold Jul 2024
£1,378,00049 Foyle Road, Greenwich, London, SE3 7RQ
Sold Oct 2022
£1,375,00079 Foyle Road, Greenwich, London, SE3 7RQ
Sold Aug 2022
£2,100,000
Everything we know about 21a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Foyle Road homes
Price per m²
£5,270
Street avg £5,085
Floor Area
74 m²
Street avg 83 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
4.1 t/year
Street avg 4.1 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Ulundi Road — bus stop.
Closest school
0.3 km
The John Roan School. 57 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
53.0dB

Night-time· 23:00 – 07:00
42.5dB