Quant Building, Apartment 5, 6 Church Hill, London, E17 3AG
About Quant Building
Quant Building is a mid-terrace house in London (E17 3AG). It has a recorded floor area of 128 m² (around 1378 sq ft) and construction records dating it to 2020. The latest certificate (December 2022) returns a high B (score 85), putting the home a stone's throw from an A rating. Main heating runs on electricity: electricity, unspecified tariff.
At 128 m² the property is well over the postcode median (63 m² across 22 EPCs), placing it in the larger end of the local stock. Across 2023–2023, sale prices on this property compounded at -6.1% per year. Last sale on file: £770,000 in November 2023.
Know exactly what you're buying at Quant Building
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
Quant Building's carbon output is low for the local stock.
EPC Rating
Planning history
Quant Building has no planning applications on record.
Notable planning nearby
9applications of note in the surrounding area
We flagged 2 things worth checking at Quant Building
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
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Sales history & valuation
Quant Building changed hands twice within eighteen months — unusual for the area.
£832,000
Modelled from EPC, postcode comparables and a sale-price growth of -6.1% per year over 1 year.
£770,000
Growth on file: -6.1% per year over 1 year.
Sales timeline
6 November 2023Most recent
£770,000
-6.1%2 July 2023
£820,000
Median price across the last 5 sales in E17 3AG: £295,000 (2025–2024).
Nearby sales in E17 3AG
Quant Building, Apartment 309, 6 Church Hill, London, E17 3AG
Sold Jan 2025
£386,000Quant Building, Apartment 33, 6 Church Hill, London, E17 3AG
Sold Dec 2024
£250,000Quant Building, Apartment 204, 6 Church Hill, London, E17 3AG
Sold Nov 2024
£315,000Quant Building, Apartment 205, 6 Church Hill, London, E17 3AG
Sold Sept 2024
£275,000Quant Building, Apartment 44, 6 Church Hill, London, E17 3AG
Sold Sept 2024
£295,000
Everything we know about Quant Building, 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 Church Hill homes
On floor area, Quant Building stands well clear of the street.
Price per m²
£6,016
Street avg £6,149
Floor Area
128 m²
Street avg 69 m²
CO₂ Emissions
1.2 t/year
Street avg 1.2 t/year
Years Held
3 years
Street avg 5 years
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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
0.0 km
Hoe Street — bus stop.
Closest school
0.3 km
Walthamstow School for Girls. 60 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
52.9dB

Night-time· 23:00 – 07:00
41.7dB