12 Blackwell Hill, Northampton, NN4 9YB
About 12 Blackwell Hill
12 Blackwell Hill is a four-bedroom detached house in Northampton (NN4 9YB). It has a recorded floor area of 98 m² (around 1051 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (February 2011) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 72). The latest certificate is from February 2011, so improvements made since then won't be reflected.
Today's modelled estimate of £334,000 sits 67% above the 2014 sale of £200,000. On a £-per-square-foot basis, the last sale (£190/sq ft) was about 16.2% above the typical sold price in the postcode. On the market in December 2014 and unlisted since — roughly 11 years.
What this property has
Inside
- Bedrooms4
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenWest-facing
- DrivewayYes
Building
- Heating systemGas
Energy performance
12 Blackwell Hill'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This certificate is over 10 years old and is no longer valid.Expired 10 Feb 2021
EPC Rating
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Planning history
12 Blackwell Hill has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
12 Blackwell Hill valuation sits well clear of the typical sold price in this postcode.
£334,000
Modelled from EPC, postcode comparables.
£200,000
Recorded with HM Land Registry.
Sales timeline
19 December 2014Most recent
£200,000
Median price across the last 5 sales in NN4 9YB: £299,995 (2025–2023).
Nearby sales in NN4 9YB
Versus other Blackwell Hill homes
On habitable rooms, 12 Blackwell Hill stands well clear of the street.
Price per m²
£2,048
Street avg £2,656
Floor Area
98 m²
Street avg 99 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
4.4 t/year
Street avg 4.2 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Tideswell Close — bus stop.
Closest school
0.9 km
Simon de Senlis Primary School. 17 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
54.4dB

Night-time· 23:00 – 07:00
46.3dB







