21b, College Crescent, London, NW3 5LL
About 21b
21b is a mid-terrace house in London (NW3 5LL). It has a recorded floor area of 129 m² (around 1389 sq ft) and construction records dating it to before 1900. The latest certificate (October 2018) shows a D (score 59), a step below the typical UK home. Earlier certificates rated it C (May 2010); the latest reading is one band lower. Between certificates, window efficiency dropped from Poor to Very Poor and lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 73).
At 129 m² the property is well over the postcode median (64 m² across 29 EPCs), placing it in the larger end of the local stock.
Know exactly what you're buying at 21b
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
Heating controls upgraded for better temperature management
Low energy lighting percentage decreased
Planning history
21b has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 21b
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
21b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£1,417,000
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 NW3 5LL: £575,000 (2024–2021).
Nearby sales in NW3 5LL
Flat 4, 20 College Crescent, London, NW3 5LL
Sold Nov 2024
£575,000First Floor Flat, 19 College Crescent, London, NW3 5LL
Sold Nov 2023
£612,000Third Floor Flat, 19 College Crescent, London, NW3 5LL
Sold Sept 2023
£425,00018 College Crescent, Camden, London, NW3 5LL
Sold Dec 2021
£650,00020 College Crescent, Camden, London, NW3 5LL
Sold Dec 2020
£7,500
Everything we know about 21b, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other College Crescent homes
CO₂ Emissions for 21b lags the street by a wide margin.
EPC Rating
59 (D)
Street avg 69 (C)
Floor Area
129 m²
Street avg 69 m²
CO₂ Emissions
5.8 t/year
Street avg 2.6 t/year
Habitable Rooms
5 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Finchley Road / College Crescent — bus stop.
Closest school
0.2 km
Holy Trinity CofE Primary School, NW3. 74 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
54.7dB

Night-time· 23:00 – 07:00
44.0dB