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Get started11 Diamond Drive is a detached house in Irthlingborough, Wellingborough, Wellingborough (NN9 5PT). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (December 2021) shows a C (score 75), near the top of the C band.
Held since August 2001 — that's 25 years off the open market, well above the local norm. Sale prices here have outpaced England HPI: 9.3% per year against 0% for the wider region. Today's modelled estimate of £285,000 sits 249.7% above the 2001 sale of £81,500. On a £-per-square-foot basis, the last sale (£74/sq ft) was about 47.9% below the postcode norm.
11 Diamond Drive's modelled value sits at over four times its earliest registered sale price (1997).
£285,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.3% per year over 4 years.
£81,500
Growth on file: 9.3% per year over 4 years.
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On price per m², 11 Diamond Drive runs well behind the street norm.
Price per m²
£799
Street avg £1,882
Floor Area
102 m²
Street avg 99 m²
Habitable Rooms
5 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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24 August 2001Most recent
£81,500
+41.7%over 3 years26 September 1997
£57,500
Median price across the last 5 sales in NN9 5PT: £275,000 (2025–2021).
9 Diamond Drive Irthlingborough Wellingborough
Sold Aug 2025
15 Diamond Drive Irthlingborough Wellingborough
Sold Apr 2025
36 Diamond Drive Irthlingborough Wellingborough
Sold Sept 2024
44 Diamond Drive Irthlingborough Wellingborough
Sold Jan 2022
42 Diamond Drive Irthlingborough Wellingborough
Sold Aug 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

Street avg 5 rooms
CO₂ Emissions
2.8 t/year
Street avg 3.8 t/year
NN9 5UX
Cowper Close — bus stop.
Closest school
0.8 km
Irthlingborough Nursery and Infant School. 10 schools nearby.
Night-time· 23:00 – 07:00
38.7dB