121 St Marys Road, Kettering, NN15 7BL is a freehold semi-detached property built between 1950-1966. The property offers approximately 904 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 £212,097 , which equates to approximately £235 per square foot. It was last sold on 19 Nov 2010 for £103,160. Since then, the value has increased by £108,937, representing a 105.6% increase, or approximately 7.0% per year.

The current estimated value of £212,097 is:

  • 33.3% lower than the average property price on St Marys Road
  • 14.8% higher than the average in the NN15 7BL postcode area
  • and 21.6% lower than the average price for Kettering as a whole

Based on EPC inspection history, this property has been mostly owner-occupied (3 out of 3 inspections). 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 21 October 2025, the property was recorded as owner-occupied.

View sold house prices in NN15 7BL

Building approximate location

About Property

Type
Semi-Detached House
Built
1950-1966
Interior Size
904 sq ft
Tenure
Freehold
Price (estimate)
£212,097
Price Per sq ft (estimate)
£235
Bedroom Count (estimate)
3 bedrooms

EPC Summary

121 St Marys Road, Kettering, Northamptonshire, NN15 7BL has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 21 Oct 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 12 Jul 2010, when the property was rated D. Since then, the rating has improved to C, with the energy efficiency score increasing by 7.6%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from pitched, 200 mm loft insulation to pitched, 100 mm loft insulation, changing energy efficiency from good to average.
  • The windows were upgraded from some double glazing to fully double glazed.
  • 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, 100 mm loft insulation
Average
Walls
Cavity wall, filled cavity
Good
Windows
Fully double glazed
Average
Lighting
Good lighting efficiency
Good

Compared to NN15 7BL

4 th / 16
Price Rank
15% higher than average
2 nd / 14
Size Rank
19% bigger than average
11 th / 14
Price Per Sq FT Rank
4% lower than average

Compared to other properties in NN15 7BL , this house's estimated value ranks 4th out of 16. Based on price per square foot, it ranks 11th out of 14 properties. This indicates a lower price per square foot than most, suggesting good value for the space offered. In terms of size, this home ranks 2nd out of 14 properties in its postcode area.

Sale History

Today
£212,097
streetscan.co.uk estimate
+106 %
19 Nov 2010
£103,160
Leasehold
+4.7 %
17 Jul 2009
£98,500
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 5
size: 818 sq ft
sale price: £182,000
sale date: 30 Jul 2021
rooms: 5
size: 815 sq ft
sale price: £170,000
sale date: 18 Mar 2020
rooms: 5
size: 807 sq ft
sale price: £132,500
sale date: 25 Jan 2019
rooms: 4
size: 899 sq ft
sale price: £95,000
sale date: 13 Nov 2009
rooms: 5
size: 818 sq ft
sale price: £56,750
sale date: 25 May 2001

Data Sources

The property at 121 St Marys Road, Kettering, NN15 7BL appears two times in the Land Registry records, with the latest transaction recorded on 19 Nov 2010. It also has three Energy Performance Certificates (EPC) entries, the earliest dating back to 21 Oct 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.