21 Elton Street is a mid-terrace house in Corby (NN17 5EN). It has a recorded floor area of 118 m² (around 1270 sq ft) and construction records dating it to 2007-2011. The latest certificate (September 2021) shows a C (score 80), near the top of the C band. Earlier certificates rated it B (February 2011); the latest reading is one band lower. Between certificates, wall efficiency dropped from Very Good to Good and roof efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 88).
Sale prices here have outpaced England HPI: 3.7% per year against 0% for the wider region. Today's modelled estimate of £274,000 is 42.3% above the 2017 sale price. At 118 m² the property is well over the postcode median (77 m² across 16 EPCs), placing it in the larger end of the local stock. Last sold in February 2017, so it's been off the market for around 9 years.
No planning applications are recorded against 21 Elton Street, Corby, NN17 5EN. The full report also covers planning activity across the surrounding area.
Full planning data for 21 Elton Street, Corby, NN17 5EN
Every application and decision on this property and nearby, in full, in the report.
21 Elton Street valuation sits well clear of the typical sold price in this postcode.
£274,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 3 years.
£192,500
Growth on file: 3.7% per year over 3 years.
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On floor area, 21 Elton Street stands well clear of the street.
Price per m²
£1,631
Street avg £2,233
Floor Area
118 m²
Street avg 90 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
46.9dB

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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Solar water heating installed
28 February 2017Most recent
£192,500
+13.2%over 3 years27 September 2013
£170,050
Median price across the last 5 sales in NN17 5EN: £250,000 (2025–2020).
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 5 rooms
CO₂ Emissions
2.4 t/year
Street avg 1.8 t/year
NN17 5AW
(Priors Hall) The Avenue — bus stop.
Closest school
0.5 km
Priors Hall - A Learning Community. 4 schools nearby.
Night-time· 23:00 – 07:00
37.7dB