Flat 1, 139 High Street, Chesterton, Cambridge, CB4 1NL
About Flat 1
Flat 1 is a semi-detached house in Chesterton, Cambridge, Cambridge (CB4 1NL). It has a recorded floor area of 30 m² (around 323 sq ft) and construction records dating it to 1976-1982. The latest certificate (January 2023) shows a D (score 55), a step below the typical UK home. When first surveyed in November 2016 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency dropped from Good to Average and lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 74). Main heating runs on electricity. At 30 m² this is the 2nd smallest of 5 units on EPC record in the building, where floor areas span 23–80 m². The building's EPC ratings span E to C across 5 units on file.
At 30 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 1
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
Low energy lighting percentage decreased
Planning history
Flat 1 has no planning applications on record.
Notable planning nearby
32applications of note in the surrounding area
We flagged 2 things worth checking at Flat 1
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 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£199,000
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 1, 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
Flat 1 is notably below the street on habitable rooms.
EPC Rating
55 (D)
Street avg 67 (D)
Floor Area
30 m²
Street avg 46 m²
CO₂ Emissions
2.1 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