15 High Street, Hardingstone, Northampton, NN4 7BT
About 15 High Street
15 High Street is a detached house in Hardingstone, Northampton, Northampton (NN4 7BT). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (January 2015) shows a G (score 19), near the bottom of the EPC scale. Earlier certificates rated it E (January 2015); the latest reading is 2 bands lower. Between certificates, wall efficiency went from Very Poor to Poor and window efficiency went from Average to Good; while roof efficiency dropped from Average to Poor and lighting dropped from Very Good to Very Poor. The recommended improvements would lift it to B (score 86), a 5-band jump. Main heating runs on electricity. The latest certificate is from January 2015, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On a £-per-square-foot basis, the last sale (£392/sq ft) was about 95.8% above the typical sold price in the postcode. On the market in May 2018 and unlisted since — roughly 8 years.
Energy performance
15 High Street sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 27 Jan 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Windows upgraded, improving insulation
Wall insulation improved
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
15 High Street has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
15 High Street valuation sits well clear of the typical sold price in this postcode.
£273,000
Modelled from EPC, postcode comparables.
£295,000
Recorded with HM Land Registry.
Sales timeline
29 May 2018Most recent
£295,000
Median price across the last 5 sales in NN4 7BT: £450,000 (2025–2021).
Nearby sales in NN4 7BT
22 High Street, Hardingstone, Northampton, NN4 7BT
Sold Jul 2025
£265,0005 High Street, Hardingstone, Northampton, NN4 7BT
Sold Sept 2023
£466,00030 High Street, Hardingstone, Northampton, NN4 7BT
Sold Jun 2022
£90,00028a, High Street, Hardingstone, Northampton, NN4 7BT
Sold Jan 2022
£650,0001 3, High Street, Hardingstone, Northampton, NN4 7BT
Sold Jun 2021
£450,000
Versus other High Street homes
EPC Rating for 15 High Street lags the street by a wide margin.
Price per m²
£4,214
Street avg £2,774
Floor Area
70 m²
Street avg 90 m²
Habitable Rooms
2 rooms
Street avg 4 rooms
CO₂ Emissions
12.0 t/year
Street avg 3.8 t/year
Similar properties nearby
10 High Street, Hardingstone
NN4 7BT
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NN4 7AP
1 Stent Mews, High Street, Hardingstone
NN4 7BP
10 The Green, Hardingstone
NN4 7BU
1 Glebe Lane, Great Houghton
NN4 7AJ
10 Keats Close, Great Houghton
NN4 7NX
10 Atterbury Way, Great Houghton
NN4 7AU
1 Lime Farm Way, Great Houghton
NN4 7AQ
The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
The Sun PH — bus stop.
Closest school
0.5 km
Hardingstone Academy. 18 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
52.0dB

Night-time· 23:00 – 07:00
44.5dB







