21 Main Street, Aldwincle, Kettering, NN14 3EL
About 21 Main Street
21 Main Street is a three-bedroom detached house in Aldwincle, Kettering, Kettering (NN14 3EL). It has a recorded floor area of 133 m² (around 1432 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (November 2023) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since July 2012. Between certificates, roof efficiency went from Good to Very Good; while lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 72). Main heating runs on oil.
Today's modelled estimate of £477,000 sits 59% above the 2012 sale of £300,000. One planning record on file: tree works approved in 2010. Past consents include tree works, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 81% of similar EPCs). Last sold in October 2012, so it's been off the market for around 14 years.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
- GarageDouble
Energy performance
21 Main Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 2 November 2033
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
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 £1,020 · Includes VAT
Planning history
1 application on record at 21 Main Street, Aldwincle, Kettering, NN14 3EL
- May 2010Tree WorksTreesOutcome in report
T3 Oak Tree : Raise crown to six metres, remove section of ivy from base of tree to allow more light to property
- Reference
- 10/00785/TPO/
Unlock 21 Main Street, Aldwincle, Kettering, NN14 3EL's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 1 notable nearby
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
21 Main Street valuation sits well clear of the typical sold price in this postcode.
£477,000
Modelled from EPC, postcode comparables.
£300,000
Recorded with HM Land Registry.
Sales timeline
25 October 2012Most recent
£300,000
Median price across the last 5 sales in NN14 3EL: £325,000 (2026–2024).
Nearby sales in NN14 3EL
12 Main Street, Aldwincle, Kettering, NN14 3EL
Sold Apr 2026
£325,00040 Main Street, Aldwincle, Kettering, NN14 3EL
Sold Dec 2025
£325,00043 Main Street, Aldwincle, Kettering, NN14 3EL
Sold Jul 2025
£335,00014 Main Street, Aldwincle, Kettering, NN14 3EL
Sold Feb 2025
£310,00023 Main Street, Aldwincle, Kettering, NN14 3EL
Sold Dec 2023
£360,000
Versus other Main Street homes
On epc rating, 21 Main Street stands well clear of the street.
Price per m²
£2,256
Street avg £2,773
Floor Area
133 m²
Street avg 144 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
6.6 t/year
Street avg 9.9 t/year
Similar properties nearby
1 Braybrooks, Brigstock
NN14 3HX
1 Church Street, Brigstock
NN14 3EX
1 Bakers Court, Islip
NN14 3JX
1 Cyprus Row, Twywell
NN14 3AH
1 Aldwincle Road, Thorpe Waterville
NN14 3ED
1 Acorn Close, Islip
NN14 3HU
1 Bells Close, Brigstock
NN14 3JG
1 Ferndale, Twywell
NN14 3AH
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
172/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Aldwincle Village DRT — bus stop.
Closest school
0.2 km
Trinity Church of England Primary School. 2 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
44.0dB

Night-time· 23:00 – 07:00
35.8dB







