9 Ashton Grove, Wellingborough, NN8 5ZA
About 9 Ashton Grove
9 Ashton Grove is a detached house in Wellingborough (NN8 5ZA). It has a recorded floor area of 199 m² (around 2142 sq ft), construction records dating it to 1983-1990 and council tax band F. The latest certificate (April 2018) shows a C (score 71).
At 199 m² the property is well over the postcode median (150 m² across 18 EPCs), placing it in the larger end of the local stock. Across 2006–2019, sale prices on this property compounded at 4% per year. Today's modelled estimate of £533,000 is 30% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£191/sq ft) was about 47.3% above the typical sold price in the postcode. 2 planning records sit against the property, 0 approved, 2 refused. Last sale on file: £410,000 in March 2019.
Energy performance
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
Council records show a subdivision application — the property's legal arrangement has been altered.
2 applications on record at 9 Ashton Grove, Wellingborough, NN8 5ZA
- Jan 2020Change of UseAmendmentOutcome in report
Application for a lawful development certificate for an existing use for conversion of the lower ground floor at the rear of 9 Ashton Grove, Wellingborough, NN8 5ZA to form a flat including installation of a kitchen and bathroom completed in 2006. Accessed via its own front door at the rear of the property using the staircase to the left hand side of the property. The flat is self contained, has its own front door, bathroom, lounge, study & bedroom.
Retrospective- Documents
- 1 doc on file
- Reference
- WP/19/00637/LDE
- More recent applications — locked
- SubdivisionApr 2021Decision
Unlock 9 Ashton Grove, Wellingborough, NN8 5ZA's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full
- The 5 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
9 Ashton Grove valuation sits well clear of the typical sold price in this postcode.
£533,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.0% per year over 13 years.
£410,000
Growth on file: 4.0% per year over 13 years.
Sales timeline
14 March 2019Most recent
£410,000
+66.0%over 12 years2 April 2006
£247,000
Median price across the last 5 sales in NN8 5ZA: £415,000 (2025–2019).
Nearby sales in NN8 5ZA
29 Ashton Grove, Wellingborough, NN8 5ZA
Sold Jul 2025
£415,0001 Ashton Grove, Wellingborough, NN8 5ZA
Sold Mar 2025
£430,0007 Ashton Grove, Wellingborough, NN8 5ZA
Sold Nov 2022
£428,0004 Ashton Grove, Wellingborough, NN8 5ZA
Sold Dec 2021
£385,00030 Ashton Grove, Wellingborough, NN8 5ZA
Sold Aug 2019
£302,000
Versus other Ashton Grove homes
9 Ashton Grove outperforms the street on habitable rooms by a wide margin.
Price per m²
£2,060
Street avg £1,958
Floor Area
199 m²
Street avg 155 m²
Habitable Rooms
10 rooms
Street avg 7 rooms
CO₂ Emissions
5.5 t/year
Street avg 5.4 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Orton Place — bus stop.
Closest school
0.5 km
Redwell Primary School. 18 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
53.7dB

Night-time· 23:00 – 07:00
44.4dB







