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TrethomasHouse Prices / Wales, Caerphilly
Last updated May 2026
Key Street Insights
Trethomas is a residential street with 20 addresses.
It ranks as the 535th largest and 535th most expensive of the 1,166 streets in the CF83 area. The dominant property type is a period house built between 1800 and 1911.
The street contains a total of 20 properties: 19 houses and 1 flat.
20
Properties
- Houses
- Flats
Key Street Insights
Trethomas is a residential street with 20 addresses.
It ranks as the 535th largest and 535th most expensive of the 1,166 streets in the CF83 area. The dominant property type is a period house built between 1800 and 1911.
The street contains a total of 20 properties: 19 houses and 1 flat.
20
Properties
- Houses
- Flats
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House Priceson Trethomas
Sale prices range from £90,403 for 2 bedroom Leasehold flats with a garden (559 ft2) to £311,692 for 5 bedroom freehold houses with a garden (1,851 ft2) .
Monthly rental prices range from £641 pcm for 2 bed flats to £1,674 pcm for 5 bed houses.
The gross rental yield is between 6.4% and 8.5%.
The average value per square foot is £170.
Average Sale Value
£226,327
Average Rental Value
£1,349 pcm
Average Rental Yield
7.2% /year
Average Value Per Sqft
£170 /ft2
Sales Market Trendson Trethomas
The last sale on Trethomas sold for £215,000 on 4th August 2025. Since then prices are up an average of 1.5%.
The current average value in the street is £226,327.
The Trethomas Sales Market has increased by 59.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 0.4% | £226,327 |
| April 2025 | 3.6% | £225,323 |
| April 2024 | 2.6% | £217,504 |
| April 2023 | 3.7% | £211,990 |
| April 2022 | 13.9% | £204,350 |
| April 2021 | 8.5% | £179,358 |
| April 2020 | 2.8% | £165,328 |
| April 2019 | 3.5% | £160,842 |
| April 2018 | 4.7% | £155,434 |
| April 2017 | 4.7% | £148,502 |
| April 2016 | 0.9% | £141,874 |
| April 2015 | 4.9% | £140,559 |
| April 2014 | 6.6% | £133,971 |
| April 2013 | 0.4% | £125,728 |
| April 2012 | 1.1% | £125,174 |
| April 2011 | -0.4% | £123,814 |
| April 2010 | 0.4% | £124,266 |
| April 2009 | -13.3% | £123,829 |
| April 2008 | 1.2% | £142,831 |
| April 2007 | 0% | £141,192 |
Rental Market Trendson Trethomas
The current average rental value in the street is £1,349.
The Trethomas Rental Market has increased by 68.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 2.9% | £1,349pcm |
| April 2025 | 3.7% | £1,311pcm |
| April 2024 | 6.7% | £1,265pcm |
| April 2023 | 11.7% | £1,186pcm |
| April 2022 | 11.4% | £1,062pcm |
| April 2021 | 8.2% | £953pcm |
| April 2020 | 2.9% | £881pcm |
| April 2019 | 1.7% | £856pcm |
| April 2018 | 2.2% | £842pcm |
| April 2017 | 2.5% | £823pcm |
| April 2016 | 3.2% | £803pcm |
| April 2015 | 1.8% | £778pcm |
| April 2014 | 1.6% | £764pcm |
| April 2013 | 1.6% | £752pcm |
| April 2012 | 1.2% | £740pcm |
| April 2011 | 1.2% | £731pcm |
| April 2010 | 0.2% | £722pcm |
| April 2009 | -3.1% | £721pcm |
| April 2008 | 0.5% | £744pcm |
| April 2007 | 0% | £741pcm |
Explore Propertieson Trethomas, Caerphilly, CF83
- 1 Central Houses, Caerphilly, CF83 8BS
- 1 Tyn-Y-Wern Villas, Caerphilly, CF83 8FQ5 bed early-century house
- 2 Central Houses, Caerphilly, CF83 8BS3 bed period house
- 2 Tyn-Y-Wern Villas, Caerphilly, CF83 8FQ
- 3 Central Houses, Caerphilly, CF83 8BS3 bed period house
- 3 Tyn-Y-Wern Villas, Caerphilly, CF83 8FQ
- 4 Central Houses, Caerphilly, CF83 8BS
- 4 Tyn-Y-Wern Villas, Caerphilly, CF83 8FQ
- 5 Central Houses, Caerphilly, CF83 8BS3 bed house
- 6 Central Houses, Caerphilly, CF83 8BS4 bed period house
- 7 Central Houses, Caerphilly, CF83 8BS
- 8 Central Houses, Caerphilly, CF83 8BS4 bed house
- Ty Canol Farm, Caerphilly, CF83 8FN
- 2A Ystrad Buildings, Caerphilly, CF83 8BT2 bed period flat
- 3 Ystrad Buildings, Caerphilly, CF83 8BT4 bed period house
- 4 Ystrad Buildings, Caerphilly, CF83 8BT
- 5 Ystrad Buildings, Caerphilly, CF83 8BT4 bed period house
- 6 Ystrad Buildings, Caerphilly, CF83 8BT4 bed period house
- 7 Ystrad Buildings, Caerphilly, CF83 8BT4 bed period house
- 8 Ystrad Buildings, Caerphilly, CF83 8BT4 bed period house
Sales Historyon Trethomas, Caerphilly, CF83
The last sale was on 4th August 2025 for £215,000 and since then the market in the area has increased by 1.5%. The street has had a total of 23 sales since 1995.
Trethomas, Caerphilly, CF83 has seen 1 sale in the last three years and 1 sale in the last twelve months.
Sold Aug 2025£215,000 | 4 Bed House6 Ystrad Buildings, Caerphilly, CF83 8BT
Sold Dec 2021£162,000 | 4 Bed House3 Ystrad Buildings, Caerphilly, CF83 8BT
Sold Jun 2021£150,000 | 3 Bed House3 Central Houses, Caerphilly, CF83 8BS
Sold Feb 2020£145,000 | 3 Bed House2 Central Houses, Caerphilly, CF83 8BS
Sold Nov 2019£140,000 | 4 Bed House5 Ystrad Buildings, Caerphilly, CF83 8BT
Sold Oct 2018£167,950 | 4 Bed House8 Central Houses, Caerphilly, CF83 8BS
Sold Mar 2017£90,000 | 4 Bed House8 Central Houses, Caerphilly, CF83 8BS
Sold Jan 2017£115,000 | 3 Bed House5 Central Houses, Caerphilly, CF83 8BS
Sold Nov 2015£130,000 | 4 Bed House6 Ystrad Buildings, Caerphilly, CF83 8BT
Sold Jun 2015£145,000 | 4 Bed House8 Ystrad Buildings, Caerphilly, CF83 8BT
Sold Jun 2015£145,000 | 4 Bed House8 Ystrad Buildings, Caerphilly, CF83 8BT
Sold Nov 2014£125,000 | 4 Bed House6 Central Houses, Caerphilly, CF83 8BS
Sold Jul 2014£81,000 | 4 Bed House8 Ystrad Buildings, Caerphilly, CF83 8BT
Sold Jun 2011£101,500 | 3 Bed House3 Central Houses, Caerphilly, CF83 8BS
Sold Jul 2008£102,000 | 3 Bed House2 Central Houses, Caerphilly, CF83 8BS
Sold May 2008£115,000 | 3 Bed House2 Central Houses, Caerphilly, CF83 8BS
Sold Dec 2004£120,000 | 3 Bed House5 Central Houses, Caerphilly, CF83 8BS
Sold Apr 2003£89,950 | 4 Bed House5 Ystrad Buildings, Caerphilly, CF83 8BT
Sold Mar 2003£84,000 | 3 Bed House4 Central Houses, Caerphilly, CF83 8BS
Sold Jul 2002£63,000 | 4 Bed House8 Central Houses, Caerphilly, CF83 8BS
Sold May 1999£22,000 | 4 Bed House7 Ystrad Buildings, Caerphilly, CF83 8BT
Sold Nov 1998£42,000 | 4 Bed House8 Central Houses, Caerphilly, CF83 8BS
Sold Jul 1995£36,000 | 4 Bed House5 Ystrad Buildings, Caerphilly, CF83 8BT
Nearby Streetsto Trethomas, Caerphilly, CF83
Trethomas, Caerphilly, CF83 is the 535th largest and the 535th most expensive street in the CF83 area.
- 61 mSt. Margarets Close, Trethomas, Caerphilly, CF8316 Addresses
- 65 mThe Avenue, Trethomas, Caerphilly, CF8320 Addresses
- 93 mGreenacre Gardens, Trethomas, Caerphilly, CF834 Addresses
- 102 mHeol Yr Ysgol, Trethomas, Caerphilly, CF838 Addresses
- 121 mPantglas View, Trethomas, Caerphilly, CF8310 Addresses
- 125 mGlebe Road, Trethomas, Caerphilly, CF8330 Addresses
Postcodeson Trethomas, Caerphilly, CF83
There are 4 postcodes on Trethomas, Caerphilly, CF83.
- House prices in CF83 8BS8 Addresses
- House prices in CF83 8FQ4 Addresses
- House prices in CF83 8FN1 Addresses
- House prices in CF83 8BT7 Addresses
Property Typesin Trethomas
- 8 period houses built between 1800 and 1911
- 1 period flat built between 1800 and 1911
- 2 houses of an unknown age
- 1 early-century house built between 1912 and 1935
- 8 other addresses of unknown type
- period house (8)
- period flat (1)
- house (2)
- early-century house (1)
- Unknown (8)
Energy Efficiencyof properties on Trethomas
- Energy Performance Certificate (EPC) surveys conducted for 10 properties.
- The dominant rating is D.
- A (0)
- E (1)
- B (0)
- F (0)
- C (2)
- G (0)
- D (7)
- No EPC (10)
Schools Nearbyto Trethomas, Caerphilly, CF83
Public Transport Nearbyto Trethomas, Caerphilly, CF83
The closest station to Trethomas, Caerphilly, CF83 is Energlyn & Churchill Park station which is 3.5 kilometres away.
- 3.5kmEnerglyn & Churchill Park
- 3.6kmLlanbradach
- 3.6kmCaerphilly
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