23 Belfry Lane, Collingtree, Northampton, NN4 0PB
About 23 Belfry Lane
23 Belfry Lane is a five-bedroom detached house in Collingtree, Northampton, Northampton (NN4 0PB). It has a recorded floor area of 261 m² (around 2809 sq ft), construction records dating it to 1996-2002 and council tax band G. The latest certificate (June 2016) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 72). Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 1998–2017, sale prices on this property compounded at 4.5% per year. Today's modelled estimate of £845,000 is 20.7% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£249/sq ft) was about 37.8% above the typical sold price in the postcode. Last changed hands 9 years ago, in April 2017.
What this property has
Inside
- Bedrooms5
- Bathrooms4
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenSouth-west-facing
- GarageDouble
- Cul-de-sacYes
Building
- Previously extendedYes
Energy performance
23 Belfry Lane's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 28 Jun 2026
EPC Rating
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 £1,360 · Includes VAT
Planning history
23 Belfry Lane has an approved extension on the planning record.
2 applications on record at 23 Belfry Lane, Collingtree, Northampton, NN4 0PB
- Sept 2017ExtensionFullOutcome in report
Extension: Two storey · Rear of property
Demolition of existing conservatory and construction of new two storey rear extension with balcony plus summerhouse
- Documents
- 29 docs on file
- Reference
- N/2017/0886
- More recent applications — locked
- ExtensionJun 2018Decision
Unlock 23 Belfry Lane, Collingtree, Northampton, NN4 0PB's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 3 notable nearby
- The 56 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 1998.
£845,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.5% per year over 19 years.
£700,000
Growth on file: 4.5% per year over 19 years.
Sales timeline
20 April 2017Most recent
£700,000
+12.0%over 11 years6 September 2005
£625,000
+102.9%over 6 years10 September 1998
£308,000
Median price across the last 5 sales in NN4 0PB: £1,300,000 (2025–2022).
Nearby sales in NN4 0PB
22 Belfry Lane, Collingtree, Northampton, NN4 0PB
Sold Feb 2025
£1,300,00026 Belfry Lane, Collingtree, Northampton, NN4 0PB
Sold Oct 2024
£850,00018 Belfry Lane, Collingtree, Northampton, NN4 0PB
Sold Apr 2024
£850,00020 Belfry Lane, Collingtree, Northampton, NN4 0PB
Sold Sept 2023
£1,875,00036 Belfry Lane, Collingtree, Northampton, NN4 0PB
Sold Jul 2022
£1,600,000
Versus other Belfry Lane homes
Habitable Rooms for 23 Belfry Lane lags the street by a wide margin.
Price per m²
£2,682
Street avg £4,877
Floor Area
261 m²
Street avg 280 m²
Habitable Rooms
8 rooms
Street avg 9 rooms
CO₂ Emissions
9.5 t/year
Street avg 8.7 t/year
Similar properties nearby
1 Augusta Avenue
NN4 0XP
1 Colonial Drive
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1 Chaffinch Close
NN4 0QS
1 Belfry Lane, Collingtree
NN4 0PB
1 Collingcroft Close
NN4 0BN
1 Avebury Way
NN4 0QD
1 Barn Mews, Collingtree
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The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Medical Centre — bus stop.
Closest school
0.5 km
East Hunsbury 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
53.0dB

Night-time· 23:00 – 07:00
46.1dB







