How much is 12 Duchess Close, Sutton, Greater London, SM1 3BU worth?
Estimated value — October 2026
£668,000
Likely range £668,000 – £668,000
Latest recorded sale June 1999
0%
confidence
Low
Property details
Flat / Maisonette
Duchess Close · Sutton · SM1 3BU
Energy performance
Mains Gas (Not Community) · EPC 0078-3900-7270-0698-9900 · inspected October 2018
Address
- District
- Sutton
- County
- Greater London
Value over time
- Modelled value
- Today's estimate
Modelled by indexing this property's most recent recorded sale, month by month, against the UK House Price Index for its area and property type. Earlier sales are shown as recorded. Today's estimate also blends in the other valuation methods, so it can sit a little off the line.
View as a table
| Year | Modelled value |
|---|---|
| 2000 | £228,789 |
| 2001 | £260,960 |
| 2002 | £318,232 |
| 2003 | £340,663 |
| 2004 | £377,285 |
| 2005 | £368,615 |
| 2006 | £401,356 |
| 2007 | £455,771 |
| 2008 | £385,632 |
| 2009 | £380,909 |
| 2010 | £391,040 |
| 2011 | £395,555 |
| 2012 | £403,964 |
| 2013 | £437,029 |
| 2014 | £511,513 |
| 2015 | £559,510 |
| 2016 | £612,120 |
| 2017 | £624,870 |
| 2018 | £611,752 |
| 2019 | £600,861 |
| 2020 | £620,382 |
| 2021 | £646,964 |
| 2022 | £691,648 |
| 2023 | £648,995 |
| 2024 | £679,778 |
| 2025 | £678,305 |
| 2026 | £668,363 |
Sale history
Mortgage calculator
£3,585
Estimated monthly repayment
£601,200
Loan amount
£689,470
Total interest
£1,290,670
Total repayable
A guide only, based on a capital repayment mortgage held at a constant interest rate for the full term. Not a mortgage offer or financial advice.
Related properties
- 17 Duchess Close, Sutton, Greater London, SM1 3BU£270,000 · 2009£633,000
- 9 Duchess Close, Sutton, Greater London, SM1 3BU£268,000 · 2006£616,000
- 14 Duchess Close, Sutton, Greater London, SM1 3BU£249,000 · 2003£612,000
- 16 Duchess Close, Sutton, Greater London, SM1 3BU£249,950 · 2003£672,000
- 4 Duchess Close, Sutton, Greater London, SM1 3BU£131,000 · 1999£654,000
- 11 Duchess Close, Sutton, Greater London, SM1 3BU£435,000 · 2020£542,000
- 10 Duchess Close, Sutton, Greater London, SM1 3BU£435,000 · 2020£545,000
- 15 Duchess Close, Sutton, Greater London, SM1 3BU£250,000 · 2005£587,000
- 7 Duchess Close, Sutton, Greater London, SM1 3BU£185,000 · 2002£524,000
- 13 Duchess Close, Sutton, Greater London, SM1 3BU£173,500 · 1999£770,000
About this property
12 Duchess Close, Sutton, Greater London, SM1 3BU is a flat on Duchess Close in Sutton, Greater London. Stede's estimated value for October 2026 is £668,000. It is the average of 2 independent methods that re-index recorded sale prices to today. The confidence score is 0 out of 100 (low), based on how recent the most recent recorded sale is.
It last sold in June 1999 for £170,000. The current estimate is 293% higher than that price. The current owner has held it for about 27 years.
Its EPC energy-efficiency rating is band D (67 out of 100), with a potential of band B (86) after the recommended improvements. The certificate records a total floor area of 66 m² (710 sq ft). It was lodged in October 2018.
The modelled value is down 2% over the past year and up 3% over the past five years.
Among 10 nearby properties Stede tracks in the SM1 area, estimated values run from £524,000 to £770,000. This flat's £668,000 sits toward the upper end of that range.
Common questions
How much is 12 Duchess Close, Sutton, Greater London, SM1 3BU worth?
Stede estimates 12 Duchess Close, Sutton, Greater London, SM1 3BU is worth £668,000 as of October 2026. The estimate is generated automatically from recorded sale prices and the UK House Price Index, and is not a formal valuation.
When did 12 Duchess Close, Sutton, Greater London, SM1 3BU last sell?
It last sold in June 1999 for £170,000.
What type of property is 12 Duchess Close, Sutton, Greater London, SM1 3BU?
It is recorded as a Flat / Maisonette on Duchess Close in the SM1 postcode area.
What is the EPC rating of 12 Duchess Close, Sutton, Greater London, SM1 3BU?
12 Duchess Close, Sutton, Greater London, SM1 3BU has an EPC energy-efficiency rating of band D (67 out of 100). Its potential rating after the recommended improvements is band B (86). The certificate records a floor area of 66 m² (710 sq ft). EPC data is published by the Ministry of Housing, Communities & Local Government and reflects the most recent certificate on record.
How reliable is this estimate?
The confidence score is 0 out of 100 (low), which reflects how recent the most recent recorded sale is rather than local market volatility. The figure is a data model, not a RICS valuation or Home Report, and should not be used for mortgage or legal decisions.
How does Stede calculate this estimate?
Stede runs 2 independent methods that re-index this property's recorded sale prices to today using the House Price Index for its type and region, then takes the average. Full detail is on the methodology page.
How we calculated this
This estimate averages 2 valuation methods, each re-indexing recorded sale prices to today. The confidence score reflects how recent the most recent recorded sale is.
2
Valuation methods used
1
Recorded sales on file
1999
Most recent recorded sale