11 Chantry Close, Great Billing, Northampton, NN3 9EG
About 11 Chantry Close
11 Chantry Close is a four-bedroom detached house in Great Billing, Northampton, Northampton (NN3 9EG). It has a recorded floor area of 143 m² (around 1539 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (October 2014) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in January 2014 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 76). The latest certificate is from October 2014, so improvements made since then won't be reflected. The home occupies a cul-de-sac position.
One planning record on file: an extension approved in 2019. Past consents include an extension, meaningful when judging how the property has evolved. Across 2014–2015, sale prices on this property compounded at 26.3% per year. Today's modelled estimate of £446,000 is 25.6% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£231/sq ft) was about 16.4% above the typical sold price in the postcode. On the market in December 2015 and unlisted since — roughly 10 years.
What this property has
Inside
- Bedrooms4
- Dining roomYes
- EnsuiteYes
Outside
- ParkingOff road
- Cul-de-sacYes
Building
- RefurbishedYes
Everything you need to know about 11 Chantry Close
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
11 Chantry Close's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 13 Oct 2024
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
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 £1,020 · Includes VAT
Planning history
11 Chantry Close has an approved single-storey rear extension on the planning record.
1 application on record at 11 Chantry Close, Great Billing, Northampton, NN3 9EG
- May 2019ExtensionFullOutcome in report
Extension: Single storey · Rear of property
First floor rear extension over existing flat roof with balcony
- Documents
- 11 docs on file
- Reference
- N/2019/0399
Unlock 11 Chantry Close, Great Billing, Northampton, NN3 9EG'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 12 notable nearby
- The 11 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
11 Chantry Close valuation sits well clear of the typical sold price in this postcode.
£446,000
Modelled from EPC, postcode comparables and a sale-price growth of 26.3% per year over 2 years.
£355,000
Growth on file: 26.3% per year over 2 years.
Sales timeline
11 December 2015Most recent
£355,000
+42.0%over 1 year10 June 2014
£250,000
Median price across the last 5 sales in NN3 9EG: £410,000 (2025–2021).
Nearby sales in NN3 9EG
5 Chantry Close, Great Billing, Northampton, NN3 9EG
Sold Sept 2025
£425,0008 Chantry Close, Great Billing, Northampton, NN3 9EG
Sold May 2023
£405,00010 Chantry Close, Great Billing, Northampton, NN3 9EG
Sold May 2022
£380,0002 Chantry Close, Great Billing, Northampton, NN3 9EG
Sold Sept 2021
£410,00015 Chantry Close, Great Billing, Northampton, NN3 9EG
Sold Mar 2021
£1,075,000
Versus other Chantry Close homes
11 Chantry Close outperforms the street on epc rating by a wide margin.
Price per m²
£2,483
Street avg £2,803
Floor Area
143 m²
Street avg 156 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
5.2 t/year
Street avg 6.2 t/year
Everything you need to know about 11 Chantry Close
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee

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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Penfold Lane — bus stop.
Closest school
0.8 km
Blackthorn Primary 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
53.1dB

Night-time· 23:00 – 07:00
43.5dB






