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Get startedAshtree Cottage is a three-bedroom semi-detached house in Cold Ashby, Northampton, Northampton (NN6 6EF). It has a recorded floor area of 142 m² (around 1528 sq ft) and construction records dating it to 1930-1949. The latest certificate (April 2016) shows a C (score 70). When first surveyed in April 2012 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Average to Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Average to Very Poor. The recommended improvements would push it to B (score 82). Main heating runs on electricity. The latest certificate is from April 2016, so improvements made since then won't be reflected.
At 142 m² the property is well over the postcode median (94 m² across 4 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £352,000 sits 134.7% above the 2012 sale of £150,000. On a £-per-square-foot basis, the last sale (£98/sq ft) was about 47.6% below the postcode norm. 3 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Last changed hands 14 years ago, in May 2012.
Ashtree Cottage ranks among the most efficient homes in the postcode for energy use.
This certificate is over 10 years old and is no longer valid.Expired 21 Apr 2026
Ashtree Cottage has an approved side and rear extension on the planning record.
Extension: Side and rear of property
Two storey side and single storey front extension
Ashtree Cottage valuation sits well clear of the typical sold price in this postcode.
£352,000
Modelled from EPC, postcode comparables.
£150,000
Recorded with HM Land Registry.
Ashtree Cottage outperforms the street on epc rating by a wide margin.
Price per m²
£1,056
Street avg £2,179
Floor Area
142 m²
Street avg 132 m²
Habitable Rooms
6 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
44.9dB

Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Hot water efficiency decreased
Window efficiency improved
Wall insulation improved
Roof insulation improved
Floor insulation added or improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Formation of parking bays (retrospective)
1 more application for this property
Join to see all planning history.
18 May 2012Most recent
£150,000
Median price across the last 5 sales in NN6 6EF: £265,000 (2022–2007).
1 Crabtree Lane Cold Ashby Northampton
Sold Dec 2022
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Sold Jan 2018
Freebird House Crabtree Lane Cold Ashby Northampton
Sold Oct 2007
37 Crabtree Lane Cold Ashby Northampton
Sold Sept 2007
Seaton House Crabtree Lane Cold Ashby Northampton
Sold Sept 2000
Street avg 6 rooms
CO₂ Emissions
3.6 t/year
Street avg 9.7 t/year
NN6 6EF
Demand Responsive Area — bus stop.
Night-time· 23:00 – 07:00
36.5dB
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