21 Hornby Close, Camden, London, NW3 3JL
About 21 Hornby Close
21 Hornby Close is a four-bedroom mid-terrace house in Camden, London, London (NW3 3JL). It has a recorded floor area of 162 m² (around 1744 sq ft), construction records dating it to 1967-1975 and council tax band G. The latest certificate (September 2021) shows a C (score 72). The rating has held steady at C across 2 certificates since April 2014. Between certificates, hot-water efficiency went from Average to Good. The recommended improvements would push it to B (score 81).
It hasn't traded since April 2003, a hold of 23 years that's notably long for the area. Today's modelled estimate of £1,575,000 sits 258% above the 2003 sale of £440,000. One planning record on file: a garage conversion approved in 2021. Past consents include a garage conversion, meaningful when judging how the property has evolved.
Know exactly what you're buying at 21 Hornby Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- Bathrooms3
- Dining roomYes
Outside
- Private gardenYes
- ParkingOff street
Building
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Planning history
- Apr 2021Garage ConversionFullIn report
Conversion of garage into habitable space with associated external alterations and installation of bi-folding doors to the rear.
- Documents
- 4 docs on file
- Reference
- 2021/0910/P
What's in 21 Hornby Close, Camden, London, NW3 3JL's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
21 Hornby Close's estimated value is more than triple its earliest registered sale price (2003).
£1,575,000
Modelled from EPC, postcode comparables.
£440,000
Recorded with HM Land Registry.
Sales timeline
29 April 2003Most recent
£440,000
Median price across the last 5 sales in NW3 3JL: £1,440,000 (2025–2017).
Nearby sales in NW3 3JL
17 Hornby Close, Camden, London, NW3 3JL
Sold Apr 2025
£1,725,00023 Hornby Close, Camden, London, NW3 3JL
Sold Jul 2024
£1,550,00015 Hornby Close, Camden, London, NW3 3JL
Sold Dec 2023
£1,440,00012 Hornby Close, Camden, London, NW3 3JL
Sold May 2022
£1,425,00014 Hornby Close, Camden, London, NW3 3JL
Sold Jul 2010
£848,750
Everything we know about 21 Hornby Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Hornby Close homes
21 Hornby Close outperforms the street on habitable rooms by a wide margin.
Price per m²
£2,716
Street avg £5,299
Floor Area
162 m²
Street avg 157 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
4.6 t/year
Street avg 5.6 t/year
Similar properties nearby
1 Tobin Close, Camden
NW3 3DY
1 Elliott Square, Camden
NW3 3SU
10 Elliott Square, Camden
NW3 3SU
1 Hornby Close, Camden
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1 Brocas Close, Camden
NW3 3LD
10 Briary Close, Camden
NW3 3JZ
10 Elsworthy Road, Camden
NW3 3DJ
1 Conybeare, Camden
NW3 3SD
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
Winchester Road South Hampstead — bus stop.
Closest school
0.2 km
The UCL Academy. 78 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
54.1dB

Night-time· 23:00 – 07:00
43.8dB