170 Windmill Avenue, Kettering, NN15 7DF is a freehold semi-detached property built between 1930-1949. The property offers approximately 915 square feet of living space. In this location, properties of similar size usually have three bedrooms.

The estimated current market value of the property is £243,025 , which equates to approximately £266 per square foot. It was last sold on 16 Dec 2008 for £116,000. Since then, the value has increased by £127,025, representing a 109.5% increase, or approximately 6.3% per year.

The current estimated value of £243,025 is:

  • 12.5% lower than the average property price on Windmill Avenue
  • 10.6% higher than the average in the NN15 7DF postcode area
  • and 9.1% lower than the average price for Kettering as a whole

This property has had 2 EPC inspections with recorded tenure information. It was recorded as owner-occupied both times. This suggests the property has typically been lived in by its owners, which often reflects longer-term residency and more consistent maintenance.

At the most recent EPC inspection on 2 December 2025, the property was recorded as owner-occupied.

View sold house prices in NN15 7DF

Building approximate location

About Property

Type
Semi-Detached House
Built
1930-1949
Interior Size
915 sq ft
Tenure
Freehold
Price (estimate)
£243,025
Price Per sq ft (estimate)
£266
Bedroom Count (estimate)
3 bedrooms

EPC Summary

170 Windmill Avenue, Kettering, Northamptonshire, NN15 7DF has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 2 Dec 2025.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. Hot water is provided from main heating system. The windows are fully double glazed.

The previous EPC assessment was conducted on 27 Sep 2013. The rating of D is unchanged, though the energy efficiency score decreased by 1.5%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from pitched, 75mm loft insulation to pitched, 125 mm loft insulation, with no change in energy efficiency (average).
  • The wall construction or insulation changed from cavity wall, as built, no insulation (assumed) to solid brick, as built, no insulation (assumed), changing energy efficiency from poor to very poor.
  • The lighting was updated from low energy lighting in 40% of fixed outlets to good lighting efficiency, with efficiency improving from average to good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, 125 mm loft insulation
Average
Walls
Solid brick, as built, no insulation (assumed)
Very Poor
Windows
Fully double glazed
Average
Lighting
Good lighting efficiency
Good

Sale History

Today
£243,025
streetscan.co.uk estimate
+110 %
16 Dec 2008
£116,000
Freehold
+61.1 %
14 Mar 2003
£72,000
Freehold

Area Insights

Similar Properties Sold Nearby

rooms: 4
size: 904 sq ft
sale price: £230,000
sale date: 18 Oct 2024
rooms: 5
size: 850 sq ft
sale price: £200,000
sale date: 12 Oct 2020
rooms: 5
size: 958 sq ft
sale price: £232,000
sale date: 19 Jun 2020
rooms: 5
size: 969 sq ft
sale price: £147,500
sale date: 19 Nov 2018
rooms: 5
size: 1033 sq ft
sale price: £155,000
sale date: 14 Nov 2018

Data Sources

The property at 170 Windmill Avenue, Kettering, NN15 7DF appears two times in the Land Registry records, with the latest transaction recorded on 16 Dec 2008. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 2 Dec 2025. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.