How much is 12 Chartley Close, St Mellons, Cardiff, CF3 0SD worth?
Estimated value — September 2026
£312,000
Likely range £308,000 – £317,000
Latest recorded sale May 2007
26%
confidence
Low
Property details
Mid-terrace house
Chartley Close · Cardiff · CF3 0SD
Energy performance
Mains Gas (Not Community) · EPC 0193-3066-1201-7606-0204 · inspected September 2026
Address
- District
- Cardiff
- County
- Cardiff
Value over time
- Modelled value
- Recorded sale
- 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 | Recorded sale |
|---|---|---|
| 2000 | £74,490 | — |
| 2001 | £86,058 | — |
| 2002 | £106,981 | — |
| 2003 | £129,353 | — |
| 2004 | £161,367 | — |
| 2005 | £166,125 | — |
| 2006 | £176,952 | — |
| 2007 | £181,602 | £180,000 |
| 2008 | £161,578 | — |
| 2009 | £167,151 | — |
| 2010 | £167,847 | — |
| 2011 | £171,921 | — |
| 2012 | £173,945 | — |
| 2013 | £178,986 | — |
| 2014 | £196,011 | — |
| 2015 | £203,094 | — |
| 2016 | £208,961 | — |
| 2017 | £220,740 | — |
| 2018 | £230,399 | — |
| 2019 | £238,153 | — |
| 2020 | £248,821 | — |
| 2021 | £272,724 | — |
| 2022 | £307,270 | — |
| 2023 | £300,274 | — |
| 2024 | £306,460 | — |
| 2025 | £314,763 | — |
| 2026 | £316,545 | — |
Sale history
Mortgage calculator
£1,482
Estimated monthly repayment
£280,800
Loan amount
£252,633
Total interest
£533,433
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
- 11 Chartley Close, St Mellons, Cardiff, CF3 0SD£89,950 · 2003£240,000
- 9 Chartley Close, St Mellons, Cardiff, CF3 0SD£198,000 · 2022£224,000
- 14 Chartley Close, St Mellons, Cardiff, CF3 0SD£130,000 · 2017£194,000
- 12A, Chartley Close, St Mellons, Cardiff, CF3 0SD£50,900 · 2001£207,000
- 10 Chartley Close, St Mellons, Cardiff, CF3 0SD£39,950 · 1996£235,000
- 7 Chartley Close, St Mellons, Cardiff, CF3 0SD£127,500 · 2006£243,000
- 4 Chartley Close, St Mellons, Cardiff, CF3 0SD£215,000 · 2026£215,000
- 1 Chartley Close, St Mellons, Cardiff, CF3 0SD£166,000 · 2020£210,000
- 8 Chartley Close, St Mellons, Cardiff, CF3 0SD£167,000 · 2019£224,000
- 15 Chartley Close, St Mellons, Cardiff, CF3 0SD£153,000 · 2018£209,000
About this property
12 Chartley Close, St Mellons, Cardiff, CF3 0SD is a mid-terrace house on Chartley Close in Cardiff. Stede's estimated value for September 2026 is £312,000. The likely range is £308,000 to £317,000. It is the average of 2 independent methods that re-index recorded sale prices to today. The confidence score is 26 out of 100 (low), based on how recent the most recent recorded sale is.
It last sold in May 2007 for £180,000. It has 2 sales on record, the earliest in 1999. The current estimate is 73% higher than that price. The current owner has held it for about 19 years.
Its EPC energy-efficiency rating is band C (72 out of 100). The certificate records a total floor area of 65 m² (700 sq ft). It was lodged in September 2026.
The modelled value is up 3% over the past year and up 19% over the past five years.
Among 10 nearby properties Stede tracks in the CF3 area, estimated values run from £194,000 to £243,000. This mid-terrace house's £312,000 sits above that range.
Common questions
How much is 12 Chartley Close, St Mellons, Cardiff, CF3 0SD worth?
Stede estimates 12 Chartley Close, St Mellons, Cardiff, CF3 0SD is worth £312,000 as of September 2026, within a likely range of £308,000 to £317,000. The estimate is generated automatically from recorded sale prices and the UK House Price Index, and is not a formal valuation.
When did 12 Chartley Close, St Mellons, Cardiff, CF3 0SD last sell?
It last sold in May 2007 for £180,000. There are 2 sales on record, the earliest in 1999.
What type of property is 12 Chartley Close, St Mellons, Cardiff, CF3 0SD?
It is recorded as a Mid-terrace house on Chartley Close in the CF3 postcode area.
What is the EPC rating of 12 Chartley Close, St Mellons, Cardiff, CF3 0SD?
12 Chartley Close, St Mellons, Cardiff, CF3 0SD has an EPC energy-efficiency rating of band C (72 out of 100). The certificate records a floor area of 65 m² (700 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 26 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
2
Recorded sales on file
2007
Most recent recorded sale