14 Martins Lane, Hardingstone, Northampton, NN4 6DL
About 14 Martins Lane
14 Martins Lane is a three-bedroom detached house in Hardingstone, Northampton, Northampton (NN4 6DL). It has a recorded floor area of 163 m² (around 1755 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (February 2025) shows a C (score 73). When first surveyed in January 2015 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Very Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to B (score 81). Other recorded features include a conservatory and attached land beyond the plot. Records show the property has been extended at some point in its history.
At 163 m² the property is well over the postcode median (106 m² across 22 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 82% of similar EPCs). Across 2001–2015, sale prices on this property compounded at 5.2% per year. Today's modelled estimate of £551,000 sits 55.2% above the 2015 sale of £355,000. On a £-per-square-foot basis, the last sale (£202/sq ft) was about 16.4% below the postcode norm. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, a porch and a conservatory, meaningful when judging how the property has evolved. Last changed hands 11 years ago, in May 2015.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Dining roomYes
- EnsuiteYes
- ConservatoryYes
Outside
- GarageYes
- LandYes
Building
- Previously extendedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
Multiple extension applications run across more than a decade of planning history at 14 Martins Lane.
3 applications on record at 14 Martins Lane, Hardingstone, Northampton, NN4 6DL
- Jan 2004PorchFullOutcome in report
Extension: Rear of property
TWO STOREY REAR EXTENSION WITH EXISTING CONSERVATORY RELOCATED, SINGLE STOREY REAR/SIDE ALTERATION/EXTENSION, NEW REAR BAY WINDOW AND NEW FRONT PORCH
ExtensionConservatory- Documents
- 10 docs on file
- Reference
- N/2003/1658
- More recent applications — locked
- ExtensionDec 2015Decision
- ExtensionJul 2004Decision
Unlock 14 Martins Lane, Hardingstone, Northampton, NN4 6DL's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 2 notable nearby
- The 28 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 2001.
£551,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.2% per year over 14 years.
£355,000
Growth on file: 5.2% per year over 14 years.
Sales timeline
20 May 2015Most recent
£355,000
+57.8%over 10 years26 August 2004
£225,000
+28.6%over 3 years31 May 2001
£175,000
Median price across the last 5 sales in NN4 6DL: £405,000 (2025–2023).
Nearby sales in NN4 6DL
1 Martins Lane, Hardingstone, Northampton, NN4 6DL
Sold Jan 2025
£368,0008 Martins Lane, Hardingstone, Northampton, NN4 6DL
Sold Jun 2024
£490,00028 Martins Lane, Hardingstone, Northampton, NN4 6DL
Sold Feb 2024
£372,00040 Martins Lane, Hardingstone, Northampton, NN4 6DL
Sold Aug 2023
£405,00020 Martins Lane, Hardingstone, Northampton, NN4 6DL
Sold Jun 2023
£525,000
Versus other Martins Lane homes
On epc rating, 14 Martins Lane stands well clear of the street.
Price per m²
£2,178
Street avg £2,970
Floor Area
163 m²
Street avg 118 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
4.9 t/year
Street avg 5.1 t/year
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The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Seymour House — bus stop.
Closest school
0.5 km
Wootton Park School. 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
58.5dB

Night-time· 23:00 – 07:00
50.8dB







