How much is 23 Navigation Street, Trethomas, Caerphilly, CF83 8FR worth?
Estimated value — October 2026
£535,000
Likely range £512,000 – £558,000
Latest recorded sale January 2002
7%
confidence
Low
Property details
Semi-detached house
Navigation Street · Caerphilly · CF83 8FR
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 |
|---|---|---|
| 2000 | £125,220 | — |
| 2001 | £131,274 | — |
| 2002 | £165,760 | £136,000 |
| 2003 | £213,225 | — |
| 2004 | £272,055 | — |
| 2005 | £295,389 | — |
| 2006 | £309,094 | — |
| 2007 | £322,146 | — |
| 2008 | £289,291 | — |
| 2009 | £284,518 | — |
| 2010 | £277,389 | — |
| 2011 | £293,763 | — |
| 2012 | £281,274 | — |
| 2013 | £286,592 | — |
| 2014 | £308,676 | — |
| 2015 | £315,255 | — |
| 2016 | £319,517 | — |
| 2017 | £344,662 | — |
| 2018 | £372,385 | — |
| 2019 | £380,484 | — |
| 2020 | £407,139 | — |
| 2021 | £458,196 | — |
| 2022 | £516,390 | — |
| 2023 | £510,826 | — |
| 2024 | £533,416 | — |
| 2025 | £540,786 | — |
| 2026 | £558,457 | — |
Sale history
Mortgage calculator
£2,871
Estimated monthly repayment
£481,500
Loan amount
£552,195
Total interest
£1,033,695
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
- Chapel Court, 2, Navigation Street, Trethomas, Caerphilly, CF83 8FR£120,000 · 2015£213,000
- Chapel Court, 3, Navigation Street, Trethomas, Caerphilly, CF83 8FR£140,000 · 2012£279,000
- White O'morn, Navigation Street, Trethomas, Caerphilly, CF83 8FR£255,500 · 2024£272,000
- Ruperra Bunglaow, Navigation Street, Trethomas, Caerphilly, CF83 8FR£110,000 · 2011£215,000
- Ty Berllan, Navigation Street, Trethomas, Caerphilly, CF83 8FR£104,000 · 2006£190,000
About this property
23 Navigation Street, Trethomas, Caerphilly, CF83 8FR is a semi-detached house on Navigation Street in Caerphilly. Stede's estimated value for October 2026 is £535,000. The likely range is £512,000 to £558,000. It is the average of 2 independent methods that re-index recorded sale prices to today. The confidence score is 7 out of 100 (low), based on how recent the most recent recorded sale is.
It last sold in January 2002 for £136,000. It has 2 sales on record, the earliest in 1999. The current estimate is 293% higher than that price. The current owner has held it for about 24 years.
The modelled value is up 5% over the past year and up 26% over the past five years.
Among 5 nearby properties Stede tracks in the CF83 area, estimated values run from £190,000 to £279,000. This semi-detached house's £535,000 sits above that range.
Common questions
How much is 23 Navigation Street, Trethomas, Caerphilly, CF83 8FR worth?
Stede estimates 23 Navigation Street, Trethomas, Caerphilly, CF83 8FR is worth £535,000 as of October 2026, within a likely range of £512,000 to £558,000. The estimate is generated automatically from recorded sale prices and the UK House Price Index, and is not a formal valuation.
When did 23 Navigation Street, Trethomas, Caerphilly, CF83 8FR last sell?
It last sold in January 2002 for £136,000. There are 2 sales on record, the earliest in 1999.
What type of property is 23 Navigation Street, Trethomas, Caerphilly, CF83 8FR?
It is recorded as a Semi-detached house on Navigation Street in the CF83 postcode area.
How reliable is this estimate?
The confidence score is 7 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
2002
Most recent recorded sale