33 Blackwell Hill, Northampton, NN4 9YB
About 33 Blackwell Hill
33 Blackwell Hill is a four-bedroom detached house in Northampton (NN4 9YB). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1983-1990 and council tax band D. Tenure is freehold. The latest certificate (November 2022) shows a C (score 70). The rating has held steady at C across 2 certificates since August 2009. Between certificates, hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 83). The home occupies a cul-de-sac position.
Sold March 2024 for £266,310. Across the public record there are 4 sales, relatively high churn for a single property. Its energy rating outperforms most of the postcode (better than 79% of similar EPCs). Across 1999–2024, sale prices on this property compounded at 4.9% per year. Today's modelled estimate of £316,000 is 18.7% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£269/sq ft) was about 63.9% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- EnsuiteYes
Outside
- GarageSingle
- Cul-de-sacYes
Building
- TenureFreehold
Everything you need to know about 33 Blackwell Hill
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
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Planning history
33 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
Sale price has grown by over 3x since 1999.
£316,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.9% per year over 25 years.
£266,310
Growth on file: 4.9% per year over 25 years.
Sales timeline
11 March 2024Most recent
£266,310
+44.0%over 18 years1 June 2005
£185,000
+62.3%over 3 years23 August 2001
£114,000
+38.2%over 2 years2 August 1999
£82,500
Median price across the last 5 sales in NN4 9YB: £301,000 (2025–2022).
Nearby sales in NN4 9YB
Versus other Blackwell Hill homes
On years held, 33 Blackwell Hill runs well behind the street norm.
Price per m²
£2,895
Street avg £2,616
Floor Area
92 m²
Street avg 99 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.4 t/year
Street avg 4.2 t/year
Everything you need to know about 33 Blackwell Hill
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
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