122b, Flat 4, Finchley Road, London, NW3 5HT
About 122b
122b is a semi-detached house in London (NW3 5HT). It has a recorded floor area of 71 m² (around 764 sq ft) and construction records dating it to before 1900. At 71 m² this is the 2nd smallest of 5 units on EPC record in 122b, where floor areas span 58–188 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (July 2023) shows a C (score 70). When first surveyed in November 2009 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 81).
3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at 122b
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
More low energy lighting installed
Planning history
122b has 2 separate extension applications on the council record.
- Aug 2001ExtensionFullIn report
Extension: Single storey · Front of property
Erection of a single storey front extension to Guest House to provide additional ancillary office space. As shown on drawing numbers 1140/S/01C, 02C, 04, 05, 08, 09C, 1140/GA/01E, 02E, 04E, 05E.
- Documents
- 6 docs on file
- Reference
- PWX0103465
- Mar 2001AmendmentIn report
Application for Certificate of Lawfulness for existing use for: a guest house and offices. As shown on documentary evidence dated February 2001, Statutory Declaration of Kunio Kikuchi dated 24th January 2001 and site plan KK/1, 2, 3, 4.
Retrospective- Documents
- 2 docs on file
- Reference
- PWX0102099
We flagged 1 thing worth checking at 122b
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
122b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£740,000
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 5HT: £538,000 (2024–2013).
Nearby sales in NW3 5HT
122 Finchley Road, Camden, London, NW3 5HT
Sold May 2024
£1,250,000Flat 4, 122 Finchley Road, London, NW3 5HT
Sold Jul 2023
£530,000Flat 3, 122 Finchley Road, London, NW3 5HT
Sold Mar 2019
£538,000Flat 2, 122 Finchley Road, London, NW3 5HT
Sold Jan 2005
£431,000Flat 1, 122 Finchley Road, London, NW3 5HT
Sold Jun 2004
£575,000
Everything we know about 122b, 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 Finchley Road homes
EPC Rating
70 (C)
Street avg 66 (D)
Floor Area
71 m²
Street avg 93 m²
CO₂ Emissions
2.5 t/year
Street avg 4.4 t/year
Habitable Rooms
3 rooms
Street avg 4 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
Canfield Gdns / Finchley Road — bus stop.
Closest school
0.1 km
Holy Trinity CofE Primary School, NW3. 68 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
54.3dB

Night-time· 23:00 – 07:00
43.4dB