Flat 3, 139 High Street, Chesterton, Cambridge, CB4 1NL
About Flat 3
Flat 3 is a semi-detached house in Chesterton, Cambridge, Cambridge (CB4 1NL). It has a recorded floor area of 23 m² (around 248 sq ft) and construction records dating it to 2012 onwards. At 23 m² this is the smallest unit on EPC record across the building (23–80 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (January 2023) shows a C (score 75), near the top of the C band. When first surveyed in March 2017 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Good to Very Good and roof efficiency went from Poor to Good. Main heating runs on electricity.
At 23 m² it sits well below the postcode median (66 m² across 51 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at Flat 3
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
Flat 3's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Roof insulation improved
Low energy lighting percentage decreased
More low energy lighting installed
Planning history
Flat 3 has no planning applications on record.
Notable planning nearby
32applications of note in the surrounding area
We flagged 2 things worth checking at Flat 3
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
Flat 3 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£171,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CB4 1NL: £440,000 (2025–2024).
Nearby sales in CB4 1NL
231 High Street, Chesterton, Cambridge, CB4 1NL
Sold Jul 2025
£375,000177 High Street, Chesterton, Cambridge, CB4 1NL
Sold Jun 2025
£470,000161 High Street, Chesterton, Cambridge, CB4 1NL
Sold Jan 2025
£440,000225 High Street, Chesterton, Cambridge, CB4 1NL
Sold Oct 2024
£375,000119 High Street, Chesterton, Cambridge, CB4 1NL
Sold Aug 2024
£450,000
Everything we know about Flat 3, 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 High Street homes
Floor Area for Flat 3 lags the street by a wide margin.
EPC Rating
75 (C)
Street avg 66 (D)
Floor Area
23 m²
Street avg 47 m²
CO₂ Emissions
1.1 t/year
Street avg 2.1 t/year
Habitable Rooms
1 rooms
Street avg 2 rooms
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
1.3 km
Cambridge North Rail Station — railway station.
Closest school
0.4 km
Chesterton Primary School. 25 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
48.9dB

Night-time· 23:00 – 07:00
39.2dB