Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started15 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 (July 2019) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2009. Between certificates, window efficiency went from Very Poor to Good, lighting went from Average to Very Good and main heating went from Poor to Average; while hot-water efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 75). 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.
It hasn't traded since September 2003, a hold of 23 years that's notably long for the area. Today's modelled estimate of £112,000 sits 103.6% above the 2003 sale of £55,000. 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.
15 Castle Mews valuation sits well clear of the typical sold price in this postcode.
£112,000
Modelled from EPC, postcode comparables.
£55,000
Recorded with HM Land Registry.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
An AI-written breakdown of everything that matters
EPC Rating for 15 Castle Mews lags the street by a wide margin.
Price per m²
£1,528
Street avg £1,569
Floor Area
36 m²
Street avg 45 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
All Saints Church — bus stop.

Daytime· 07:00 – 23:00
53.2dB

Launch offer
Secure checkout · One-off payment

Changes detected from historical EPC data
Hot water system changed
Single glazing replaced with double or better glazing
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
9 September 2003Most recent
£55,000
Median price across the last 5 sales in NN8 1NX: £90,000 (2023–2014).
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
2.6 t/year
Street avg 2.2 t/year
NN8 1NS
Closest school
0.1 km
All Saints CEVA Primary School and Nursery. 19 schools nearby.
Night-time· 23:00 – 07:00
43.7dB