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Get started51 Castle Road is a three-bedroom detached house in Wellingborough (NN8 1LL). It has a recorded floor area of 155 m² (around 1668 sq ft), construction records dating it to before 1900 and council tax band D. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. The latest certificate (September 2012) shows an E (score 43), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 73), a 2-band jump. The latest certificate is from September 2012, so improvements made since then won't be reflected.
Held since July 2004 — that's 22 years off the open market, well above the local norm. Sale prices here have outpaced England HPI: 35.5% per year against 0% for the wider region. Today's modelled estimate of £340,000 sits 61.9% above the 2004 sale of £210,000. On a £-per-square-foot basis, the last sale (£126/sq ft) was about 45.6% above the typical sold price in the postcode. At 155 m² the property is well over the postcode median (55 m² across 17 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs). 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
51 Castle Road's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 06 Sept 2022
51 Castle Road has 2 separate extension applications on the council record.
Extension: Two storey · Side of property
Two storey extension to side of property and internal alterations (amended scheme).
51 Castle Road changed hands twice within eighteen months — unusual for the area.
£340,000
Modelled from EPC, postcode comparables and a sale-price growth of 35.5% per year over 1 year.
£210,000
Growth on file: 35.5% per year over 1 year.
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On epc rating, 51 Castle Road runs well behind the street norm.
Price per m²
£1,355
Street avg £1,883
Floor Area
155 m²
Street avg 89 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
All Saints Church — bus stop.

Daytime· 07:00 – 23:00
53.0dB

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Extension to provide new ground floor living space and first floor bathroom (amended proposal)
2 more applications for this property
See the full planning history in the property report.
9 July 2004Most recent
£210,000
+35.5%over 11 months14 August 2003
£155,000
Median price across the last 5 sales in NN8 1LL: £195,000 (2025–2021).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Plus much more
Comparable sales, transport, crime, schools and more

CO₂ Emissions
7.8 t/year
Street avg 4.1 t/year
NN8 1SH
Closest school
0.1 km
All Saints CEVA Primary School and Nursery. 18 schools nearby.
Night-time· 23:00 – 07:00
43.9dB