11 Allard Close, Northampton, NN3 5LY
About 11 Allard Close
11 Allard Close is a detached house in Northampton (NN3 5LY). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (February 2016) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump. The latest certificate is from February 2016, so improvements made since then won't be reflected.
Sold December 2018 for £380,000. Across the public record there are 5 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2003. Past consents include an extension, meaningful when judging how the property has evolved. At 92 m² it's 19% larger than the typical home in the postcode (77 m² median across 32 EPCs). Across 1998–2018, sale prices on this property compounded at 9.1% per year. On a £-per-square-foot basis, the last sale (£384/sq ft) was about 125.5% above the typical sold price in the postcode.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 18 Feb 2026
EPC Rating
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Planning history
1 application on record at 11 Allard Close, Northampton, NN3 5LY
- Oct 2003ExtensionFullOutcome in report
Extension: Single storey
ERECTION OF FIRST FLOOR REAR EXTENSION, DETACHED DOUBLE GARAGE AND NEW BOUNDARY WALL.
- Documents
- 7 docs on file
- Reference
- N/2003/0782
Unlock 11 Allard Close, Northampton, NN3 5LY's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 4 notable nearby
- The 7 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 11 Allard Close was the highest on Land Registry record across the postcode.
£378,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.1% per year over 20 years.
£380,000
Growth on file: 9.1% per year over 20 years.
Sales timeline
6 December 2018Most recent
£380,000
+15.2%over 1 year17 March 2017
£330,000
+88.6%over 10 months23 May 2016
£175,000
+8.7%over 11 years1 July 2004
£161,000
+143.9%over 5 years20 November 1998
£66,000
Median price across the last 5 sales in NN3 5LY: £287,000 (2025–2022).
Nearby sales in NN3 5LY
Versus other Allard Close homes
Price per m² for 11 Allard Close runs comfortably ahead of the street norm.
Price per m²
£4,130
Street avg £2,550
Floor Area
92 m²
Street avg 85 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
3.5 t/year
Street avg 3.5 t/year
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Allard Close — bus stop.
Closest school
0.3 km
Rectory Farm Primary School. 17 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
49.2dB

Night-time· 23:00 – 07:00
40.8dB







