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Get started12b is a four-bedroom detached house in Hollowell, Northampton, Northampton (NN6 8RR). It has a recorded floor area of 160 m² (around 1722 sq ft) and construction records dating it to 1991-1995. The latest certificate (August 2015) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 80). Main heating runs on oil. The latest certificate is from August 2015, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history.
Sale prices here have outpaced England HPI: 2.7% per year against 0% for the wider region. Today's modelled estimate of £545,000 is 28.2% above the 2015 sale price. Last changed hands 11 years ago, in October 2015.
12b'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This certificate is over 10 years old and is no longer valid.Expired 10 Aug 2025
12b valuation sits well clear of the typical sold price in this postcode.
£545,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.7% per year over 10 years.
£425,000
Growth on file: 2.7% per year over 10 years.
On habitable rooms, 12b stands well clear of the street.
Price per m²
£2,656
Street avg £2,793
Floor Area
160 m²
Street avg 158 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
43.8dB

29 October 2015Most recent
£425,000
+30.8%over 10 years12 October 2005
£325,000
Median price across the last 5 sales in NN6 8RR: £500,000 (2025–2019).
CO₂ Emissions
7.4 t/year
Street avg 7.5 t/year
NN6 8BG
The Green — bus stop.
Closest school
2.0 km
Guilsborough Church of England Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
35.9dB
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