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Get startedExcelsior Court is a one-bedroom end-of-terrace house in Wellingborough (NN9 5FE). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1983-1990 and council tax band A. The latest certificate (March 2022) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in June 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, hot-water efficiency went from Poor to Average and lighting went from Average to Very Good. The recommended improvements would push it to C (score 75). Main heating runs on electricity. At 46 m² this is the 3rd smallest of 16 units on EPC record in Excelsior Court, where floor areas span 44–65 m². The building's EPC ratings span E to C across 16 units on file.
Held since September 2005 — that's 21 years off the open market, well above the local norm. Sale prices here have outpaced England HPI: 18.5% per year against 0% for the wider region. Today's modelled estimate of £101,000 is 47.4% above the 2005 sale price. On a £-per-square-foot basis, the last sale (£138/sq ft) was about 106.9% above the typical sold price in the postcode.
Excelsior Court has more than tripled in price since its earliest registered sale in 1998.
£101,000
Modelled from EPC, postcode comparables and a sale-price growth of 18.5% per year over 7 years.
£68,500
Growth on file: 18.5% per year over 7 years.
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Floor Area for Excelsior Court lags the street by a wide margin.
Price per m²
£1,489
Street avg £1,207
Floor Area
46 m²
Street avg 53 m²
Habitable Rooms
2 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
47.8dB

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Changes detected from historical EPC data
Hot water efficiency improved
External or internal wall insulation added
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
5 September 2005Most recent
£68,500
+37.0%over 2 years30 May 2003
£50,000
+138.1%over 4 years24 September 1998
£21,000
Median price across the last 5 sales in NN9 5FE: £80,000 (2025–2020).
Excelsior Court Flat 10 Scarborough Street Wellingborough
Sold Apr 2025
Excelsior Court Flat 1 Scarborough Street Wellingborough
Sold Dec 2023
Excelsior Court Flat 6 Scarborough Street Wellingborough
Sold Apr 2021
Excelsior Court Flat 9 Scarborough Street Wellingborough
Sold Apr 2021
Excelsior Court Flat 15 Scarborough Street Wellingborough
Sold Dec 2020
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

Street avg 2 rooms
CO₂ Emissions
3.6 t/year
Street avg 4.0 t/year
NN9 5FE
Scarborough Street — bus stop.
Closest school
0.1 km
Irthlingborough Nursery and Infant School. 8 schools nearby.
Night-time· 23:00 – 07:00
38.8dB