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About 20b
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
20b is a one-bedroom mid-terrace house in London (N1 9EZ). It has a recorded floor area of 70 m² (around 753 sq ft) and construction records dating it to 1930-1949. At 70 m² this is the 30th smallest of 31 units on EPC record in the building, where floor areas span 16–101 m². The building's EPC ratings span E to C across 31 units on file. Other recorded features include a balcony. The latest certificate (March 2016) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79). The latest certificate is from March 2016, so improvements made since then won't be reflected.
Untraded for 21 years, with the last transfer in November 2004. Sale prices here have outpaced London HPI: 17.8% per year against 0% for the wider region. Today's modelled estimate of £739,000 sits 161.4% above the 2004 sale of £282,750. On a £-per-square-foot basis, the last sale (£375/sq ft) was about 15.9% below the postcode norm. At 70 m² the property is well over the postcode median (40 m² across 43 EPCs), placing it in the larger end of the local stock.
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms1
- Bathrooms1
Outside
- BalconyYes
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 04 Mar 2026
EPC Rating
A
B
C
D
D67
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Poor
CO2 Emissions
2.6 t/year
Occupancy
Rented
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Sale price has at least doubled since 1999.
Current estimate
See how we calculated this£739,000
Modelled from EPC, postcode comparables and a sale-price growth of 17.8% per year over 5 years.
Last sold (2004)
£282,750
Growth on file: 17.8% per year over 5 years.
Sales timeline
Versus other Chapel Market homes
Four headline reads against 43 similar flats on this street, drawn from the latest EPC and Land Registry data.
Habitable Rooms for 20b runs comfortably ahead of the street norm.
Price per m²
£4,039
Street avg £6,301
Floor Area
70 m²
Street avg 46 m²
Habitable Rooms
4 rooms
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 London district page.
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Tolpuddle St / Islington Police Stn — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around N1 9EZ from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
58.8dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 112 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, Chapel Market, London, N1 9EZ. Each answer is also embedded as structured data for search engines.