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Get started21 Church Mount is a three-bedroom detached house in Guilsborough, Northampton, Northampton (NN6 8QA). It has a recorded floor area of 142 m² (around 1528 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (January 2022) returns a B (score 83), comfortably above the UK average. When first surveyed in April 2012 the rating was E, the property has climbed 3 bands since. Between certificates, window efficiency went from Average to Good, lighting went from Good to Very Good and main heating went from Average to Good; while wall efficiency dropped from Good to Average. Main heating runs on electricity. The home occupies a corner plot and a cul-de-sac position.
On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £535,000 is 30.5% above the 2020 sale price. Sold December 2020 for £410,000.
21 Church Mount ranks among the most efficient homes in the postcode for energy use.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£535,000
Modelled from EPC, postcode comparables.
£410,000
Recorded with HM Land Registry.
On epc rating, 21 Church Mount stands well clear of the street.
Price per m²
£2,887
Street avg £3,427
Floor Area
142 m²
Street avg 140 m²
Habitable Rooms
5 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
43.9dB

Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls changed
Hot water system upgraded
Window efficiency improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
4 December 2020Most recent
£410,000
Median price across the last 5 sales in NN6 8QA: £450,000 (2025–2021).
3 Church Mount Guilsborough Northampton
Sold Sept 2025
5 Church Mount Guilsborough Northampton
Sold May 2025
6 Church Mount Guilsborough Northampton
Sold Nov 2023
17 Church Mount Guilsborough Northampton
Sold Feb 2021
13 Church Mount Guilsborough Northampton
Sold Oct 2016
Street avg 6 rooms
CO₂ Emissions
1.9 t/year
Street avg 7.8 t/year
NN6 8ER
Coton Road — bus stop.
Closest school
0.5 km
Guilsborough Church of England Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
36.0dB
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