12 Daleham Mews, Camden, London, NW3 5DB
About 12 Daleham Mews
12 Daleham Mews is a mid-terrace house in Camden, London, London (NW3 5DB). It has a recorded floor area of 181 m² (around 1948 sq ft) and construction records dating it to 1900-1929. The latest certificate (May 2017) returns a high B (score 91), putting the home a stone's throw from an A rating. When first surveyed in April 2014 the rating was E, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, roof efficiency went from Very Poor to Very Good and window efficiency went from Poor to Very Good.
On energy efficiency it sits in the top 10% of properties in this postcode. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved.
Know exactly what you're buying at 12 Daleham Mews
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
12 Daleham Mews ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
High performance glazing installed
Cavity wall insulation installed
Loft insulation installed or upgraded to 250mm+
Floor insulation added or improved
More low energy lighting installed
Planning history
- Apr 2018ExtensionAmendmentIn report
Extension: Rear of property
Amended design of timber and steel screen along the rear boundary wall and addition of one rooflight on the rear roofslope, as an amendment of planning permission ref: 2015/6791/P granted on 19/02/2016 for the 'demolition of rear first floor and ground floor extension and erection of new two storey rear extension; partial loft conversion with rear dormer and terrace; installation of 2 x rooflights to rear roofslope; and other works'.
- Documents
- 14 docs on file
- Reference
- 2018/1051/P
- Feb 2016Loft ConversionFullIn report
Extension: Two storey · Rear of property
Erection of two storey rear extension (following demolition of rear first floor and ground floor extension); creation of rear ground floor patio area; conversion of garage to habitable room; partial loft conversion with rear dormer; replacement garage doors and entrance door; replacement windows to projecting bay windows, installation of rear first floor balcony along boundary with no.10; installation of 2 x rooflights to rear roofslope, 1 x rooflight to first floor extension and 1 x rooflight to front extension; and installation of solar panels to front and rear roofslopes.
Extension- Documents
- 24 docs on file
- Reference
- 2015/6791/P
We flagged 1 thing worth checking at 12 Daleham Mews
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
12 Daleham Mews has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£3,269,000
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 5DB: £2,500,000 (2023–2018).
Nearby sales in NW3 5DB
20 22, Daleham Mews, Camden, London, NW3 5DB
Sold Mar 2023
£3,350,00027 Daleham Mews, Camden, London, NW3 5DB
Sold Dec 2021
£2,250,00010 Daleham Mews, Camden, London, NW3 5DB
Sold Mar 2021
£2,500,00021 Daleham Mews, Camden, London, NW3 5DB
Sold Jun 2019
£2,800,00023 Daleham Mews, Camden, London, NW3 5DB
Sold Dec 2018
£2,220,000
Everything we know about 12 Daleham Mews, 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 Daleham Mews homes
EPC Rating for 12 Daleham Mews runs comfortably ahead of the street norm.
EPC Rating
91 (B)
Street avg 61 (D)
Floor Area
181 m²
Street avg 174 m²
CO₂ Emissions
1.6 t/year
Street avg 7.3 t/year
Similar properties nearby
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1 Daleham Mews, Camden
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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
Belsize Square — bus stop.
Closest school
0.4 km
Holy Trinity CofE Primary School, NW3. 63 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
53.5dB

Night-time· 23:00 – 07:00
42.4dB