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Get startedHolly Trees is a detached house in Naseby, Northampton, Northampton (NN6 6DD). It has a recorded floor area of 186 m² (around 2002 sq ft), construction records dating it to 1996-2002 and council tax band F. The latest certificate (July 2024) shows a C (score 69), just inside the C band. When first surveyed in April 2013 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Good to Average and main heating dropped from Good to Average. Main heating runs on oil.
Sale prices here have outpaced England HPI: 4.1% per year against 0% for the wider region. Today's modelled estimate of £646,000 is 43.6% above the 2014 sale price. At 186 m² the property is well over the postcode median (107 m² across 42 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 81% of similar EPCs). Last changed hands 12 years ago, in August 2014. Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Holly Trees's carbon output runs well above what efficient homes in the postcode produce.
Multiple extension applications run across more than a decade of planning history at Holly Trees.
Extension: Single storey · Rear of property
Single storey rear extension
Holly Trees valuation sits well clear of the typical sold price in this postcode.
£646,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.1% per year over 12 years.
£450,000
Growth on file: 4.1% per year over 12 years.
Holly Trees outperforms the street on epc rating by a wide margin.
Price per m²
£2,419
Street avg £4,668
Floor Area
186 m²
Street avg 129 m²
Habitable Rooms
8 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
0.0 km

Daytime· 07:00 – 23:00
47.9dB

Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
Wall insulation upgraded
Loft insulation upgraded to recommended levels
Floor insulation added or improved
More low energy lighting installed
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Extension: Part single, part two storey
Single storey and two storey rear extensions and single storey front extension
20 August 2014Most recent
£450,000
+9.8%over 6 years7 December 2007
£410,000
+555.9%over 1 year15 September 2006
£62,507
-77.3%over 4 years28 June 2002
£275,000
Median price across the last 5 sales in NN6 6DD: £425,000 (2025–2022).
Piglet Cottage High Street Naseby Northampton
Sold May 2025
Ivydene High Street Naseby Northampton
Sold Sept 2024
The Old Gateway High Street Naseby Northampton
Sold Aug 2024
47 High Street Naseby Northampton
Sold Jul 2023
The Bothy High Street Naseby Northampton
Sold Aug 2022
Street avg 6 rooms
CO₂ Emissions
6.4 t/year
Street avg 6.8 t/year
Gynwell — bus stop.
Closest school
0.1 km
Naseby Church of England Primary Academy. 1 school nearby.
Night-time· 23:00 – 07:00
39.5dB
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