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Get started21 Churchill Avenue is a two-bedroom semi-detached house in Wellingborough (NN8 5YG). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (March 2024) returns a high B (score 87), putting the home a stone's throw from an A rating. When first surveyed in September 2011 the rating was D, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Very Good, window efficiency went from Average to Good and lighting went from Average to Very Good; while wall efficiency dropped from Good to Average. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. 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 (£354/sq ft) was about 113.6% above the typical sold price in the postcode. At 59 m² it's 23.4% smaller than the typical home in the postcode (77 m² median across 22 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. 2 bedrooms is on the smaller side for this postcode, where 4 is the typical count. It changed hands recently, sold June 2025 for £225,000.
21 Churchill Avenue ranks among the most efficient homes in the postcode for energy use.
Price for 21 Churchill Avenue has grown more than fourfold since the 1996 starting point.
£247,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.1% per year over 29 years.
£225,000
Growth on file: 6.1% per year over 29 years.
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On years held, 21 Churchill Avenue runs well behind the street norm.
Price per m²
£3,814
Street avg £2,237
Floor Area
59 m²
Street avg 81 m²
Habitable Rooms
4 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Blaydon Walk — bus stop.

Daytime· 07:00 – 23:00
53.1dB

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Changes detected from historical EPC data
Window efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Solar PV panels (40 kWp) installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
18 June 2025Most recent
£225,000
+71.1%over 13 years16 January 2012
£131,500
-8.0%over 4 years21 June 2007
£143,000
+30.0%over 3 years3 October 2003
£109,995
+165.0%over 6 years18 October 1996
£41,500
Median price across the last 5 sales in NN8 5YG: £242,000 (2024–2020).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Plus much more
Comparable sales, transport, crime, schools and more

Street avg 5 rooms
CO₂ Emissions
0.9 t/year
Street avg 3.4 t/year
NN8 5YU
Closest school
0.2 km
Redwell Primary School. 19 schools nearby.
Night-time· 23:00 – 07:00
42.5dB