Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started56 Overstone Road is a four-bedroom detached house in Sywell, Northampton, Northampton (NN6 0AW). It has a recorded floor area of 219 m² (around 2357 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (March 2022) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since August 2010. Between certificates, lighting went from Average 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 C (score 75). Other recorded features include a conservatory, a self-contained annexe and attached land beyond the plot. Records show the property has been extended at some point in its history.
Sale prices here have outpaced England HPI: 6.1% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£276/sq ft) was about 51.8% above the typical sold price in the postcode. At 219 m² the property is well over the postcode median (156 m² across 50 EPCs), placing it in the larger end of the local stock. 5 planning records sit against the property, 1 approved, 3 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Last sale on file: £650,000 in June 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
56 Overstone Road's carbon output runs well above what efficient homes in the postcode produce.
A solar panel installation application was refused at 56 Overstone Road in 2025.
Single storey
56 Overstone Road has more than tripled in price since its earliest registered sale in 1999.
£644,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.1% per year over 23 years.
£650,000
Growth on file: 6.1% per year over 23 years.
CO₂ Emissions for 56 Overstone Road lags the street by a wide margin.
Price per m²
£2,968
Street avg £2,462
Floor Area
219 m²
Street avg 194 m²
Habitable Rooms
8 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
0.1 km

Daytime· 07:00 – 23:00
43.8dB

Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Demolition of existing first floor accommodation and replacement with new first floor extension. Demolition of existing conservatory and replacement with new ground floor extension
Demolition of conservatory, single storey rear extension, conversion of roof space, raising roof to include new dormer windows to front and rear elevation. Installation of solar panels. Two storey front extension, replacement windows and garage door. Create new vehicular access.
3 more applications for this property
Join to see all planning history.
24 June 2022Most recent
£650,000
+288.1%over 22 years2 July 1999
£167,500
Median price across the last 5 sales in NN6 0AW: £387,500 (2025–2023).
Street avg 8 rooms
CO₂ Emissions
8.9 t/year
Street avg 6.3 t/year
NN6 0JA
Sywell Primary School — bus stop.
Closest school
0.1 km
Sywell Church of England Primary School. 6 schools nearby.
Night-time· 23:00 – 07:00
36.6dB
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell