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Get started21 Hall Close is a six-bedroom detached house in Naseby, Northampton, Northampton (NN6 6AJ). It has a recorded floor area of 212 m² (around 2282 sq ft), construction records dating it to 2003-2006 and council tax band G. The latest certificate (July 2025) shows a C (score 73). When first surveyed in April 2014 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Good, lighting went from Very Poor to Very Good and main heating went from Poor to Good; while window efficiency dropped from Good to Average.
Sale prices here have outpaced England HPI: 1.2% per year against 0% for the wider region. Today's modelled estimate of £676,000 sits 50.2% above the 2014 sale of £450,000. At 212 m² the property is well over the postcode median (143 m² across 10 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. 6 bedrooms is on the larger side for this postcode, where 4 is the typical count. 11 years since the last transfer (November 2014).
21 Hall Close ranks among the most efficient homes in the postcode for energy use.
21 Hall Close's sale-price growth has lagged the wider UK trajectory across its history on file.
£676,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.2% per year over 12 years.
£450,000
Growth on file: 1.2% per year over 12 years.
EPC Rating for 21 Hall Close runs comfortably ahead of the street norm.
Price per m²
£2,123
Street avg £2,524
Floor Area
212 m²
Street avg 150 m²
Habitable Rooms
9 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Village Shop — bus stop.

Daytime· 07:00 – 23:00
54.6dB

Changes detected from historical EPC data
Changed to a more efficient fuel source
Hot water efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
21 November 2014Most recent
£450,000
-2.2%over 7 years19 April 2007
£460,000
+18.0%over 4 years11 June 2002
£389,950
Median price across the last 5 sales in NN6 6AJ: £465,000 (2023–2017).
Street avg 8 rooms
CO₂ Emissions
5.3 t/year
Street avg 5.3 t/year
NN6 6HJ
Closest school
0.3 km
Naseby Church of England Primary Academy. 1 school nearby.
Night-time· 23:00 – 07:00
47.0dB
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