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About 20b
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
20b is a mid-terrace house in Cambridge (CB1 1DT). It has a recorded floor area of 31 m² (around 336 sq ft), construction records dating it to 1983-1990 and council tax band B. At 31 m² this is the 4th smallest of 33 units on EPC record in the building, where floor areas span 31–245 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (February 2011) shows a C (score 75), near the top of the C band. The latest certificate is from February 2011, so improvements made since then won't be reflected.
At 31 m² it sits well below the postcode median (80 m² across 32 EPCs), making it one of the more compact homes locally.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
20b's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 28 Feb 2021
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
20b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
Current estimate
See how we calculated this£197,000
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.
Versus other John Street homes
Four headline reads against 13 similar flats on this street, drawn from the latest EPC and Land Registry data.
20b is notably below the street on floor area.
EPC Rating
75 (C)
Street avg 73 (C)
Floor Area
31 m²
Street avg 37 m²
CO₂ Emissions
1.7 t/year
Street avg 1.4 t/year
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Cambridge district page.
Reported crime in the wider district is trending notably upward year-on-year.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
1.3 km
Road noise across the postcode
Modelled day and night-time noise levels around CB1 1DT from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
51.3dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 30 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about 20b, John Street, Cambridge, CB1 1DT. Each answer is also embedded as structured data for search engines.