18a, Bisterne Avenue, Waltham Forest, London, E17 3QS
About 18a
18a is a semi-detached house in Waltham Forest, London, London (E17 3QS). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (November 2016) shows a C (score 70). When first surveyed in November 2010 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good. At 76 m² this is the 22nd smallest of 42 units on EPC record in the building, where floor areas span 31–167 m². The building's EPC ratings span F to B across 42 units on file.
It hasn't traded since January 2011, a hold of 15 years that's notably long for the area. Today's modelled estimate of £339,000 sits 194.8% above the 2011 sale of £115,000. On a £-per-square-foot basis, the last sale (£141/sq ft) was about 56.8% below the postcode norm.
Know exactly what you're buying at 18a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
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 system upgraded
Windows upgraded, improving insulation
More low energy lighting installed
Planning history
18a has no planning applications on record.
Notable planning nearby
9applications of note in the surrounding area
We flagged 2 things worth checking at 18a
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
£339,000
Modelled from EPC, postcode comparables.
£115,000
Recorded with HM Land Registry.
Sales timeline
21 January 2011Most recent
£115,000
Median price across the last 5 sales in E17 3QS: £535,000 (2025–2017).
Nearby sales in E17 3QS
14a, Bisterne Avenue, Waltham Forest, London, E17 3QS
Sold Jun 2025
£567,00018 Bisterne Avenue, Waltham Forest, London, E17 3QS
Sold Dec 2022
£605,00016a, Bisterne Avenue, Waltham Forest, London, E17 3QS
Sold Sept 2021
£535,0008 Bisterne Avenue, Waltham Forest, London, E17 3QS
Sold Oct 2016
£1,075,00024a, Bisterne Avenue, Waltham Forest, London, E17 3QS
Sold Jan 2016
£550,000
Everything we know about 18a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Bisterne Avenue homes
18a is notably below the street on price per m².
Price per m²
£1,513
Street avg £5,423
Floor Area
76 m²
Street avg 68 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
2.6 t/year
Street avg 2.0 t/year
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1 Beech Court, 38 Bisterne Avenue, Waltham Forest
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Avon Road / Bisterne Avenue — bus stop.
Closest school
0.5 km
The Woodside Primary Academy. 61 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
54.8dB

Night-time· 23:00 – 07:00
46.0dB