31c, Greenfield Avenue, Northampton, NN3 2AA
About 31c
31c is a detached house in Northampton (NN3 2AA). It has a recorded floor area of 142 m² (around 1528 sq ft). The latest certificate (March 2017) returns a B (score 82), comfortably above the UK average.
At 142 m² it's 24.6% larger than the typical home in the postcode (114 m² median across 21 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. One planning record on file: an extension approved in 2021. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Today's modelled estimate of £541,000 is 25.8% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£281/sq ft) was about 41.2% above the typical sold price in the postcode. Last sold in June 2017, so it's been off the market for around 9 years.
Energy performance
31c ranks among the most efficient homes in the postcode for energy use.
EPC Rating
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Planning history
31c has an approved rear extension on the planning record.
1 application on record at 31c, Greenfield Avenue, Northampton, NN3 2AA
- Jan 2021ConservatoryFullOutcome in report
Extension: Rear of property
Rear conservatory
Extension- Documents
- 13 docs on file
- Reference
- N/2020/1463
Unlock 31c, Greenfield Avenue, Northampton, NN3 2AA's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 22 notable nearby
- The 13 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
31c valuation sits well clear of the typical sold price in this postcode.
£541,000
Modelled from EPC, postcode comparables.
£429,950
Recorded with HM Land Registry.
Sales timeline
25 June 2017Most recent
£429,950
Median price across the last 5 sales in NN3 2AA: £400,000 (2024–2022).
Nearby sales in NN3 2AA
9 Greenfield Avenue, Northampton, NN3 2AA
Sold Aug 2024
£375,00029 Greenfield Avenue, Northampton, NN3 2AA
Sold Aug 2023
£400,00024 Greenfield Avenue, Northampton, NN3 2AA
Sold Jul 2023
£355,00031b, Greenfield Avenue, Northampton, NN3 2AA
Sold Oct 2022
£785,00017 Greenfield Avenue, Northampton, NN3 2AA
Sold Oct 2022
£425,000
Versus other Greenfield Avenue homes
EPC Rating for 31c runs comfortably ahead of the street norm.
Price per m²
£3,028
Street avg £2,610
Floor Area
142 m²
Street avg 126 m²
CO₂ Emissions
2.6 t/year
Street avg 6.0 t/year
Years Held
9 years
Street avg 9 years
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Highlands Avenue — bus stop.
Closest school
0.4 km
Eastfield Academy. 37 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
49.8dB

Night-time· 23:00 – 07:00
39.9dB







