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12a, Basement Flat, South Hill Park, London, NW3 2SB

Property type
Detached
Floor Ground
Habitable rooms
2
From EPC
Floor area
65 m²
702 sq ft
Energy rating
D
Score 67
Tenure
Private Rental
Overview

About 12a

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

12a is a detached house in London (NW3 2SB). It has a recorded floor area of 65 m² (around 702 sq ft) and construction records dating it to 1900-1929. The latest certificate (March 2010) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 76). The latest certificate is from March 2010, so improvements made since then won't be reflected.

Today's modelled estimate of £623,000 sits 165.1% above the 2024 sale of £235,000. On a £-per-square-foot basis, the last sale (£335/sq ft) was about 35.2% below the postcode norm. At 65 m² it's 22.4% smaller than the typical home in the postcode (84 m² median across 23 EPCs). Last sale on file: £235,000 in October 2024.

Before you offer

Know exactly what you're buying at 12a

Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.

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Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

12a's EPC is over a decade old — improvements since won't be reflected.

EPC Expired

This certificate is over 10 years old and is no longer valid.Expired 31 Mar 2020

EPC Rating

A
B
C
D
D67
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
3.0 t/year
Occupancy
Rented
Planning

Planning history

Applications and permits filed against 12a, Basement Flat, South Hill Park, London, NW3 2SB, sourced from the PlanIt planning register.

12a has no planning applications on record.

Notable planning nearby

1applications of note in the surrounding area

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Current estimate

£623,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2024)

£235,000

Recorded with HM Land Registry.

Sales timeline

  1. 22 October 2024Most recent

    £235,000

Median price across the last 5 sales in NW3 2SB: £1,000,000 (2024–2022).

Before you offer

Everything we know about 12a, 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?
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Preview of the full property report
On the street

Versus other South Hill Park homes

Four headline reads against 19 similar flats on this street, drawn from the latest EPC and Land Registry data.

Habitable Rooms for 12a lags the street by a wide margin.

Price per m²

£3,604

Street avg £8,779

Below

Floor Area

65 m²

Street avg 82 m²

Below

Habitable Rooms

2 rooms

Street avg 4 rooms

Strongly below

CO₂ Emissions

3.0 t/year

Street avg 3.6 t/year

On par
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the London district page.

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

Hampstead Heath Station — railway station.

Closest school

0.4 km

Rosary Catholic Primary School. 54 schools nearby.

Go deeper on the local area

The full report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around NW3 2SB from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for NW3 2SB

Daytime· 07:00 – 23:00

50.0dB

Low
Night-time road noise heatmap for NW3 2SB

Night-time· 23:00 – 07:00

40.3dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 12a, Basement Flat, South Hill Park, London, NW3 2SB. Each answer is also embedded as structured data for search engines.