Flat 23, John Dee House Mortlake High Street, London, SW14 8HW is a leasehold flat built between 1967-1975. The property offers approximately 635 square feet of living space and is situated on the 3rd floor. In this location, apartments of similar size usually have one bedroom.

The estimated current market value of the property is £399,188 , which equates to approximately £629 per square foot. It was last sold on 18 Mar 2025 for £400,000. Since then, the value has decreased by £812, representing a 0.2% decrease, or approximately 0.3% per year.

The current estimated value of £399,188 is:

  • 44.5% lower than the average property price on Mortlake High Street
  • 5.2% lower than the average in the SW14 8HW postcode area
  • and 54.4% lower than the average price for London as a whole

At the most recent EPC inspection on 18 February 2023, the property was recorded as owner-occupied.

View sold house prices in SW14 8HW

Building approximate location

About Property

Type
Flat
Built
1967-1975
Interior Size
635 sq ft
Tenure
Leasehold
Floor level
3rd floor
Price (estimate)
£399,188
Price Per sq ft (estimate)
£629
Bedroom Count (estimate)
1 bedroom

EPC Summary

Flat 23, John Dee House Mortlake High Street, London, Richmond Upon Thames, Greater London, SW14 8HW has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 18 Feb 2023.

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 19 Nov 2010. The rating of D remains the same, but the energy efficiency score improved by 6.3%.

Since the previous assessment, several changes were observed:

  • The main heating energy efficiency improving from average to good, while the heating system type remained the same (boiler and radiators, mains gas).
  • The hot water system was changed from from main system, no cylinder thermostat to from main system, with its energy efficiency improving from poor to good.
  • The roof construction or insulation changed from pitched, 250 mm loft insulation to pitched, limited insulation (assumed), changing energy efficiency from good to very poor.
  • The lighting was changed from low energy lighting in 85% of fixed outlets to low energy lighting in all fixed outlets, with no change in efficiency (very good).
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, limited insulation (assumed)
Very Poor
Walls
Cavity wall, as built, no insulation (assumed)
Poor
Windows
Fully double glazed
Average
Lighting
Low energy lighting in all fixed outlets
Very Good

Compared to SW14 8HW

8 th / 12
Price Rank
5% lower than average
3 rd / 8
Size Rank
2% bigger than average
7 th / 8
Price Per Sq FT Rank
7% lower than average

Compared to other properties in SW14 8HW , this flat's estimated value ranks 8th out of 12. Based on price per square foot, it ranks 7th out of 8 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 3rd out of 8 properties in its postcode area.

Sale History

Today
£399,188
streetscan.co.uk estimate
-0 %
18 Mar 2025
£400,000
Leasehold
+1.3 %
21 Aug 2018
£395,000
Leasehold
+61.2 %
9 Mar 2012
£245,000
Leasehold
+150 %
15 Feb 1999
£98,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 3
size: 624 sq ft
sale price: £400,000
sale date: 29 Apr 2022
rooms: 3
size: 614 sq ft
sale price: £402,000
sale date: 24 Apr 2015
rooms: 4
size: 657 sq ft
sale price: £325,000
sale date: 14 Jan 2014
rooms: 4
size: 714 sq ft
sale price: £249,950
sale date: 19 Dec 2011
rooms: 3
size: 603 sq ft
sale price: £234,000
sale date: 11 Oct 2006

Data Sources

The property at Flat 23, John Dee House Mortlake High Street, London, SW14 8HW appears four times in the Land Registry records, with the latest transaction recorded on 18 Mar 2025. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 18 Feb 2023. 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.