17a, Belsize Crescent, Camden, London, NW3 5QY
About 17a
17a is a mid-terrace house in Camden, London, London (NW3 5QY). It has a recorded floor area of 77 m² (around 829 sq ft) and construction records dating it to 1900-1929. At 77 m² this is the 15th smallest of 28 units on EPC record in the building, where floor areas span 30–386 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (August 2017) shows a C (score 72).
Across 1995–2017, sale prices on this property compounded at 7.8% per year. On a £-per-square-foot basis, the last sale (£1,176/sq ft) was about 135.8% above the typical sold price in the postcode. 9 years since the last transfer (November 2017). One planning record on file: an annexe refused in 2007.
Know exactly what you're buying at 17a
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
Planning history
- May 2007AnnexFullIn report
The erection of a single storey studio in the rear garden for the ancillary use of the garden flat, and the removal of a pine tree.
- Documents
- 9 docs on file
- Reference
- 2007/2672/P
We flagged 1 thing worth checking at 17a
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
Price for 17a has grown more than fourfold since the 1995 starting point.
£967,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.8% per year over 22 years.
£975,000
Growth on file: 7.8% per year over 22 years.
Sales timeline
15 November 2017Most recent
£975,000
+441.7%over 22 years30 May 1995
£180,000
Median price across the last 5 sales in NW3 5QY: £809,000 (2025–2025).
Nearby sales in NW3 5QY
5 Belsize Crescent, Camden, London, NW3 5QY
Sold Jun 2025
£865,000Flat D, 17 Belsize Crescent, London, NW3 5QY
Sold May 2025
£809,000First Floor Flat, 19 Belsize Crescent, London, NW3 5QY
Sold May 2025
£775,000Flat 1, 33 Belsize Crescent, London, NW3 5QY
Sold Feb 2025
£1,346,000Flat C, 17 Belsize Crescent, London, NW3 5QY
Sold Jan 2025
£790,000
Everything we know about 17a, 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 Belsize Crescent homes
17a outperforms the street on epc rating by a wide margin.
Price per m²
£12,662
Street avg £10,085
Floor Area
77 m²
Street avg 72 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.5 t/year
Street avg 2.8 t/year
Similar properties nearby
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1 Belsize Place, Camden
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1 Waterhouse Close, Camden
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1 Lyndhurst Gardens, Camden
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1 Mulberry Close, Camden
NW3 5UP
1 Belsize Mews, Camden
NW3 5AT
1 Rosslyn Park Mews, Lyndhurst Road, Camden
NW3 5NJ
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
0.2 km
Belsize Square — bus stop.
Closest school
0.5 km
Fitzjohn's Primary School. 60 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
53.3dB
Night-time· 23:00 – 07:00
42.5dB