14 Castle Mews, Wellingborough, NN8 1NX
About 14 Castle Mews
14 Castle Mews is a one-bedroom semi-detached house in Wellingborough (NN8 1NX). It has a recorded floor area of 36 m² (around 388 sq ft), construction records dating it to 1983-1990 and council tax band A. The latest certificate (September 2023) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2010. Between certificates, window efficiency went from Very Poor to Average and main heating went from Poor to Average; while lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 78). Main heating runs on electricity. At 36 m² this is the 3rd smallest of 20 units on EPC record in the building, where floor areas span 35–55 m². The building's EPC ratings span E to C across 20 units on file.
Untraded for 23 years, with the last transfer in June 2003. Across 1996–2003, sale prices on this property compounded at 16.8% per year. Today's modelled estimate of £104,000 sits 100% above the 2003 sale of £52,000. At 36 m² it's 23.4% smaller than the typical home in the postcode (47 m² median across 19 EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.
What this property has
Inside
- Bedrooms1
- Bathrooms1
- Utility roomYes
Outside
- ParkingAllocated
Building
- Heating systemElectric
- RefurbishedYes
Energy performance
EPC Rating
Certificate validity
Valid until 19 September 2033
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
14 Castle Mews has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 1996.
£104,000
Modelled from EPC, postcode comparables and a sale-price growth of 16.8% per year over 7 years.
£52,000
Growth on file: 16.8% per year over 7 years.
Sales timeline
5 June 2003Most recent
£52,000
+188.9%over 6 years31 July 1996
£18,000
Median price across the last 5 sales in NN8 1NX: £90,000 (2023–2014).
Nearby sales in NN8 1NX
Versus other Castle Mews homes
CO₂ Emissions for 14 Castle Mews lags the street by a wide margin.
Price per m²
£1,444
Street avg £1,575
Floor Area
36 m²
Street avg 45 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
3.1 t/year
Street avg 2.2 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
456/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
All Saints Church — bus stop.
Closest school
0.1 km
All Saints CEVA Primary School and Nursery. 19 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
53.2dB

Night-time· 23:00 – 07:00
43.7dB







