122b, Flat 3, Finchley Road, London, NW3 5HT
About 122b
122b is a mid-terrace house in London (NW3 5HT). It has a recorded floor area of 58 m² (around 624 sq ft) and construction records dating it to 1900-1929. At 58 m² this is the smallest unit on EPC record across 122b (58–188 m²). The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (74 versus a worst of 59). The latest certificate (May 2017) shows a C (score 74). When first surveyed in March 2013 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average, hot-water efficiency went from Average to Good and main heating went from Average to Good; while lighting dropped from Good to Very Poor. 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. At 58 m² it's 18.3% smaller than the typical home in the postcode (71 m² median across 17 EPCs).
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
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
Low energy lighting percentage decreased
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.
£632,000
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
On epc rating, 122b stands well clear of the street.
EPC Rating
74 (C)
Street avg 66 (D)
Floor Area
58 m²
Street avg 93 m²
CO₂ Emissions
1.7 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