How much is 90 William Street, Trethomas, Caerphilly, CF83 8FX worth?
Estimated value — September 2026
£176,000
Likely range £169,000 – £183,000
Latest recorded sale February 2019
73%
confidence
Medium
Property details
Mid-terrace house
William Street · Caerphilly · CF83 8FX
Energy performance
Mains Gas (Not Community) · EPC 9402-2897-7093-9728-0151 · inspected November 2018
Address
- District
- Caerphilly
- County
- Caerphilly
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 |
|---|---|---|
| 2002 | £48,204 | £57,000 |
| 2003 | £63,400 | — |
| 2004 | £82,776 | £80,000 |
| 2005 | £91,563 | — |
| 2006 | £96,773 | — |
| 2007 | £101,477 | — |
| 2008 | £90,516 | — |
| 2009 | £89,593 | — |
| 2010 | £86,221 | — |
| 2011 | £90,579 | — |
| 2012 | £87,290 | — |
| 2013 | £88,445 | — |
| 2014 | £95,043 | — |
| 2015 | £96,526 | — |
| 2016 | £97,338 | — |
| 2017 | £104,435 | — |
| 2018 | £112,551 | — |
| 2019 | £114,582 | £110,000 |
| 2020 | £124,014 | — |
| 2021 | £139,423 | — |
| 2022 | £157,553 | — |
| 2023 | £155,002 | — |
| 2024 | £163,023 | — |
| 2025 | £164,750 | — |
| 2026 | £168,997 | — |
Sale history
Mortgage calculator
£836
Estimated monthly repayment
£158,400
Loan amount
£142,511
Total interest
£300,911
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
- 84 William Street, Trethomas, Caerphilly, CF83 8FX£175,000 · 2025£182,000
- 72 William Street, Trethomas, Caerphilly, CF83 8FX£160,000 · 2025£166,000
- 56 William Street, Trethomas, Caerphilly, CF83 8FX£162,000 · 2025£168,000
- 66 William Street, Trethomas, Caerphilly, CF83 8FX£160,000 · 2022£172,000
- 92 William Street, Trethomas, Caerphilly, CF83 8FX£140,000 · 2021£173,000
- 60 William Street, Trethomas, Caerphilly, CF83 8FX£103,000 · 2017£167,000
- 86 William Street, Trethomas, Caerphilly, CF83 8FX£107,500 · 2006£185,000
- 52 William Street, Trethomas, Caerphilly, CF83 8FX£210,000 · 2026£209,000
- 78 William Street, Trethomas, Caerphilly, CF83 8FX£185,000 · 2024£191,000
- 70 William Street, Trethomas, Caerphilly, CF83 8FX£125,000 · 2022£148,000
About this property
90 William Street, Trethomas, Caerphilly, CF83 8FX is a mid-terrace house on William Street in Caerphilly. Stede's estimated value for September 2026 is £176,000. The likely range is £169,000 to £183,000. It is the average of 2 independent methods that re-index recorded sale prices to today. The confidence score is 73 out of 100 (medium), based on how recent the most recent recorded sale is.
It last sold in February 2019 for £110,000. It has 3 sales on record, the earliest in 2002. The current estimate is 60% higher than that price. The current owner has held it for about 7 years.
Its EPC energy-efficiency rating is band C (69 out of 100), with a potential of band B (85) after the recommended improvements. The certificate records a total floor area of 84 m² (904 sq ft). It was lodged in November 2018.
The modelled value is up 6% over the past year and up 26% over the past five years.
Among 10 nearby properties Stede tracks in the CF83 area, estimated values run from £148,000 to £209,000. This mid-terrace house's £176,000 sits around the middle of that range.
Common questions
How much is 90 William Street, Trethomas, Caerphilly, CF83 8FX worth?
Stede estimates 90 William Street, Trethomas, Caerphilly, CF83 8FX is worth £176,000 as of September 2026, within a likely range of £169,000 to £183,000. The estimate is generated automatically from recorded sale prices and the UK House Price Index, and is not a formal valuation.
When did 90 William Street, Trethomas, Caerphilly, CF83 8FX last sell?
It last sold in February 2019 for £110,000. There are 3 sales on record, the earliest in 2002.
What type of property is 90 William Street, Trethomas, Caerphilly, CF83 8FX?
It is recorded as a Mid-terrace house on William Street in the CF83 postcode area.
What is the EPC rating of 90 William Street, Trethomas, Caerphilly, CF83 8FX?
90 William Street, Trethomas, Caerphilly, CF83 8FX has an EPC energy-efficiency rating of band C (69 out of 100). Its potential rating after the recommended improvements is band B (85). The certificate records a floor area of 84 m² (904 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 73 out of 100 (medium), 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
3
Recorded sales on file
2019
Most recent recorded sale