25 Pen Green Lane is a three-bedroom semi-detached house in Corby (NN17 1BL). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (January 2013) shows an E (score 45), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since March 2012. Between certificates, window efficiency went from Very Poor to Good. The recommended improvements would lift it to B (score 84), a 3-band jump. The latest certificate is from January 2013, so improvements made since then won't be reflected. The home occupies a corner plot.
Sale prices here have outpaced England HPI: 9.6% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£278/sq ft) was about 220.3% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs). Most recent transfer: October 2022 at £230,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
25 Pen Green Lane'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This certificate is over 10 years old and is no longer valid.Expired 25 Jan 2023
No planning applications are recorded against 25 Pen Green Lane, Corby, NN17 1BL. The full report also covers planning activity across the surrounding area.
Full planning data for 25 Pen Green Lane, Corby, NN17 1BL
Every application and decision on this property and nearby, in full, in the report.
Latest sale on 25 Pen Green Lane was the highest on Land Registry record across the postcode.
£242,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.6% per year over 25 years.
£230,000
Growth on file: 9.6% per year over 25 years.
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Detailed analysis
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Price per m² for 25 Pen Green Lane runs comfortably ahead of the street norm.
Price per m²
£2,987
Street avg £1,684
Floor Area
77 m²
Street avg 89 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
0.2 km

Daytime· 07:00 – 23:00
49.9dB

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Changes detected from historical EPC data
Single glazing replaced with double or better glazing
24 October 2022Most recent
£230,000
+84.0%over 9 years1 February 2013
£125,000
+83.8%over 7 months22 June 2012
£68,000
+195.7%over 14 years23 October 1997
£23,000
Median price across the last 5 sales in NN17 1BL: £190,000 (2025–2019).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Street avg 4 rooms
CO₂ Emissions
6.1 t/year
Street avg 4.7 t/year
NN17 1UR
Whitworth Avenue — bus stop.
Closest school
0.3 km
Rockingham Primary School. 13 schools nearby.
Night-time· 23:00 – 07:00
41.1dB