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Get started8 Grass Slade is a three-bedroom detached house in Brixworth, Northampton, Northampton (NN6 9HZ). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (January 2025) shows a C (score 72). When first surveyed in July 2010 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Good to Very Good; while 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 87). The home occupies a cul-de-sac position.
Sale prices here have outpaced England HPI: 5.9% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£357/sq ft) was about 84.6% above the typical sold price in the postcode. It changed hands recently, sold September 2025 for £300,000. At 78 m² it's 20.4% smaller than the typical home in the postcode (98 m² median across 19 EPCs). Its energy rating outperforms most of the postcode (better than 74% of similar EPCs).
Price for 8 Grass Slade has grown more than fourfold since the 1995 starting point.
£314,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 30 years.
£300,000
Growth on file: 5.9% per year over 30 years.
On years held, 8 Grass Slade runs well behind the street norm.
Price per m²
£3,846
Street avg £2,793
Floor Area
78 m²
Street avg 93 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
BT Exchange — bus stop.

Daytime· 07:00 – 23:00
51.2dB

Changes detected from historical EPC data
Hot water efficiency decreased
Window efficiency improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
3 September 2025Most recent
£300,000
+26.1%over 7 years12 October 2017
£238,000
+340.7%over 22 years8 September 1995
£54,000
Median price across the last 5 sales in NN6 9HZ: £300,000 (2024–2021).
CO₂ Emissions
2.7 t/year
Street avg 4.3 t/year
NN6 9RQ
Closest school
0.7 km
Brixworth CofE VC Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
41.0dB
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