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Get started11 Sywell Road is a five-bedroom detached house in Overstone, Northampton, Northampton (NN6 0AQ). It has a recorded floor area of 169 m² (around 1819 sq ft), construction records dating it to 1976-1982 and council tax band D. The latest certificate (September 2012) shows a C (score 72). The recommended improvements would push it to B (score 83). The latest certificate is from September 2012, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 5.8% per year against 0% for the wider region. Today's modelled estimate of £429,000 sits 60.4% above the 2014 sale of £267,500. On a £-per-square-foot basis, the last sale (£147/sq ft) was about 29.9% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 169 m² it's 17.4% larger than the typical home in the postcode (144 m² median across 27 EPCs). Last changed hands 12 years ago, in April 2014.
11 Sywell Road's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 06 Sept 2022
11 Sywell Road has 2 separate extension applications on the council record.
Extension to rear of and over existing garage (amended scheme)
11 Sywell Road's estimated value is more than triple its earliest registered sale price (2002).
£429,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 12 years.
£267,500
Growth on file: 5.8% per year over 12 years.
11 Sywell Road is notably below the street on price per m².
Price per m²
£1,583
Street avg £2,778
Floor Area
169 m²
Street avg 183 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km

Daytime· 07:00 – 23:00
42.8dB

Extension to rear of and over existing garage.
1 April 2014Most recent
£267,500
+99.6%over 12 years11 January 2002
£134,000
Median price across the last 5 sales in NN6 0AQ: £468,500 (2025–2024).
CO₂ Emissions
4.9 t/year
Street avg 6.0 t/year
NN6 0ED
Post Office — bus stop.
Closest school
0.4 km
Overstone Primary School. 12 schools nearby.
Night-time· 23:00 – 07:00
36.8dB
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