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Get started1 Harrowick Lane is a three-bedroom detached house in Earls Barton, Northampton, Northampton (NN6 0HD). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (December 2013) shows a C (score 74). When first surveyed in March 2011 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good; while lighting dropped from Poor to Very Poor. The recommended improvements would push it to B (score 88). The latest certificate is from December 2013, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 19.7% per year against 0% for the wider region. Today's modelled estimate of £438,000 is 30.7% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£308/sq ft) was about 64.5% above the typical sold price in the postcode. 7 planning records sit against the property, 5 approved, 1 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Last changed hands 12 years ago, in April 2014.
1 Harrowick Lane's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 01 Dec 2023
1 Harrowick Lane has been extended on multiple sides of the property across separate planning applications.
Sale price has at least doubled since 2009.
£438,000
Modelled from EPC, postcode comparables and a sale-price growth of 19.7% per year over 4 years.
£335,000
Growth on file: 19.7% per year over 4 years.
On price per m², 1 Harrowick Lane stands well clear of the street.
Price per m²
£3,317
Street avg £2,197
Floor Area
101 m²
Street avg 105 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
0.1 km

Daytime· 07:00 – 23:00
49.8dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Rear of property
Erection of a conservatory to rear elevation.
Approval of details pursuant to conditions 2 (external facing and roofing materials), 3 (scheme for screen fencing/walling), 4 (intended porous hard surface for access etc), 5 (landscaping scheme), 10 (implementation of a programme of archaeological work) of planning permission WP/2012/0164.
5 more applications for this property
Join to see all planning history.
3 April 2014Most recent
£335,000
+116.1%over 4 years16 December 2009
£155,000
Median price across the last 5 sales in NN6 0HD: £300,000 (2025–2018).
26 Harrowick Lane Earls Barton Northampton
Sold Mar 2025
24 Harrowick Lane Earls Barton Northampton
Sold May 2024
19 Harrowick Lane Earls Barton Northampton
Sold Feb 2021
5 Harrowick Lane Earls Barton Northampton
Sold Jun 2018
9 Harrowick Lane Earls Barton Northampton
Sold Jan 2018
Street avg 5 rooms
CO₂ Emissions
2.7 t/year
Street avg 4.6 t/year
NN6 0PL
Northampton Road — bus stop.
Closest school
0.5 km
Earls Barton Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
40.9dB
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