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Get started57 Sywell Road is a four-bedroom detached house in Overstone, Northampton, Northampton (NN6 0AG). It has a recorded floor area of 227 m² (around 2443 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (March 2016) shows an E (score 49), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since April 2012. Between certificates, lighting went from Poor to Very Good. The recommended improvements would lift it to C (score 75), a 2-band jump. The latest certificate is from March 2016, so improvements made since then won't be reflected.
At 227 m² the property is well over the postcode median (149 m² across 30 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £868,000 sits 80.8% above the 2013 sale of £480,000. Last changed hands 13 years ago, in August 2013.
57 Sywell Road's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 15 Mar 2026
57 Sywell Road valuation sits well clear of the typical sold price in this postcode.
£868,000
Modelled from EPC, postcode comparables.
£480,000
Recorded with HM Land Registry.
On co₂ emissions, 57 Sywell Road runs well behind the street norm.
Price per m²
£2,115
Street avg £2,845
Floor Area
227 m²
Street avg 172 m²
Habitable Rooms
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
0.6 km

Daytime· 07:00 – 23:00
43.9dB

Changes detected from historical EPC data
More low energy lighting installed
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
27 August 2013Most recent
£480,000
Median price across the last 5 sales in NN6 0AG: £875,000 (2024–2022).
Street avg 7 rooms
CO₂ Emissions
12.0 t/year
Street avg 6.8 t/year
NN6 0ED
Post Office — bus stop.
Closest school
0.1 km
Overstone Primary School. 12 schools nearby.
Night-time· 23:00 – 07:00
37.6dB
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