12 St Leonards Square, Surbiton, KT6 4DG is a freehold terraced property built before 1900. The property offers approximately 678 square feet of living space. In this location, properties of similar size usually have two bedrooms.

The estimated current market value of the property is £679,885 , which equates to approximately £1,003 per square foot. It was last sold on 4 Jun 1999 for £144,950. Since then, the value has increased by £534,935, representing a 369.0% increase, or approximately 13.6% per year.

The current estimated value of £679,885 is:

  • 9.2% higher than the average property price on St Leonards Square
  • 12.2% higher than the average in the KT6 4DG postcode area
  • and 18.4% higher than the average price for Surbiton as a whole

At the most recent EPC inspection on 13 February 2026, the property was recorded as owner-occupied.

View sold house prices in KT6 4DG

Building approximate location

About Property

Type
Terraced House
Built
before 1900
Interior Size
678 sq ft
Tenure
Freehold
Price (estimate)
£679,885
Price Per sq ft (estimate)
£1,003
Bedroom Count (estimate)
2 bedrooms

EPC Summary

12 St Leonards Square, Surbiton, Kingston Upon Thames, Greater London, KT6 4DG has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 13 Feb 2026.

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 high performance glazing.

The previous EPC assessment was conducted on 9 Dec 2009, when the property was rated E. Since then, the rating has improved to C, with the energy efficiency score increasing by 42.9%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from pitched, 150 mm loft insulation to pitched, 75 mm loft insulation, changing energy efficiency from good to average.
  • The wall energy efficiency improving from very poor to poor, with the construction or insulation remaining solid brick, as built, no insulation (assumed).
  • The windows were upgraded from partial double glazing to high performance glazing.
  • The lighting was updated from low energy lighting in 20% of fixed outlets to good lighting efficiency, with efficiency improving from poor to good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, 75 mm loft insulation
Average
Walls
Solid brick, as built, no insulation (assumed)
Poor
Windows
High performance glazing
Good
Lighting
Good lighting efficiency
Good

Sale History

Today
£679,885
streetscan.co.uk estimate
+369 %
4 Jun 1999
£144,950
Freehold

Area Insights

Similar Properties Sold Nearby

rooms: 3
size: 635 sq ft
sale price: £588,000
sale date: 4 Nov 2025
rooms: 3
size: 592 sq ft
sale price: £540,000
sale date: 25 Mar 2024
rooms: 4
size: 603 sq ft
sale price: £580,000
sale date: 2 Aug 2022
rooms: 4
size: 689 sq ft
sale price: £590,000
sale date: 9 Jun 2021
rooms: 3
size: 603 sq ft
sale price: £525,000
sale date: 16 Oct 2020

Data Sources

The property at 12 St Leonards Square, Surbiton, Kingston Upon Thames, Greater London, KT6 4DG appears once in the Land Registry records, with the transaction recorded on 4 Jun 1999. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 13 Feb 2026. 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.