House Prices / Wales / Carmarthenshire / SA31Union Street - SA31 3DE
Key Street Insights
Union Street is a residential street with 42 addresses.
It ranks as the 381st largest and 134th most expensive of the 496 streets in the SA31 area. The most common property type is a period house built between 1800 and 1911.
The street contains a total of 42 properties: 28 houses and 14 flats.
Key Street Insights
Union Street is a residential street with 42 addresses.
It ranks as the 381st largest and 134th most expensive of the 496 streets in the SA31 area. The most common property type is a period house built between 1800 and 1911.
The street contains a total of 42 properties: 28 houses and 14 flats.
Explore Propertieson Union Street, Carmarthen, SA31
- Chapel House
3 Bed Period House
- Hafan Deg
Building  |  4 Flats
- St. Marys Rc Retreat
Unknown
- 1 Union Street
Unknown
- 2 Union Street
4 Bed Period House
Sales Market Trendson Union Street
The last sale on Union Street sold for £175,000 on 29th August 2025. Since then prices are up an average of 1.1%.
The current average value in the street is £157,847.
The Union Street Sales Market has increased by 42.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 1.5% | £157,847 |
| June 2025 | 3.7% | £155,549 |
| June 2024 | -0.4% | £150,008 |
| June 2023 | 2.5% | £150,652 |
| June 2022 | 14.4% | £146,971 |
| June 2021 | 9.5% | £128,468 |
| June 2020 | 1.8% | £117,314 |
| June 2019 | 6.9% | £115,213 |
| June 2018 | -1.6% | £107,766 |
| June 2017 | -1.4% | £109,544 |
| June 2016 | 7.2% | £111,059 |
| June 2015 | 0.2% | £103,575 |
| June 2014 | 1.5% | £103,414 |
| June 2013 | -0.5% | £101,929 |
| June 2012 | -1.8% | £102,397 |
| June 2011 | -4.8% | £104,295 |
| June 2010 | 0.1% | £109,525 |
| June 2009 | -5% | £109,404 |
| June 2008 | -1.6% | £115,197 |
| June 2007 | 0% | £117,067 |
Rental Market Trendson Union Street
The current average rental value in the street is £951.
The Union Street Rental Market has increased by 61.8% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 3.4% | £951pcm |
| June 2025 | 4.2% | £920pcm |
| June 2024 | 6.7% | £884pcm |
| June 2023 | 6.6% | £828pcm |
| June 2022 | 13.7% | £777pcm |
| June 2021 | 8.4% | £683pcm |
| June 2020 | 1.5% | £630pcm |
| June 2019 | 2.4% | £621pcm |
| June 2018 | 0.3% | £606pcm |
| June 2017 | 2.7% | £604pcm |
| June 2016 | 2% | £588pcm |
| June 2015 | 0.9% | £576pcm |
| June 2014 | 1% | £571pcm |
| June 2013 | 0% | £566pcm |
| June 2012 | 1.1% | £566pcm |
| June 2011 | -1.5% | £560pcm |
| June 2010 | 1.7% | £568pcm |
| June 2009 | -6.7% | £559pcm |
| June 2008 | 3.9% | £599pcm |
| June 2007 | 0% | £576pcm |
Sales Historyon Union Street, Carmarthen, SA31
The last sale was on 29th August 2025 for £175,000 and since then the market in the area has increased by 1.1%. The street has had a total of 37 sales since 1995.
Union Street, Carmarthen, SA31 has seen 6 sales in the last three years and 1 sale in the last twelve months.
- Sold Aug 2025£175,000 | 3 Bed House22, Union Street, Carmarthen, SA31 3DE22, Union Street, Carmarthen, SA31 3DE
- Sold Jun 2024£142,500 | 3 Bed House11B, Union Street, Carmarthen, SA31 3DE11B, Union Street, Carmarthen, SA31 3DE
- Sold Aug 2023£135,000 | 4 Bed House24, Union Street, Carmarthen, SA31 3DE24, Union Street, Carmarthen, SA31 3DE
- Sold Jul 2023£167,500 | 4 Bed House11A, Union Street, Carmarthen, SA31 3DE11A, Union Street, Carmarthen, SA31 3DE
- Sold May 2023£130,000 | 4 Bed House17, Union Street, Carmarthen, SA31 3DE17, Union Street, Carmarthen, SA31 3DE
Top 3 Most Expensive Saleson Union Street, Carmarthen, SA31
- Sold Mar 2008£211,000 | 5 Bed House11, Union Street, Carmarthen, SA31 3DE11, Union Street, Carmarthen, SA31 3DE
- Sold Sep 2016£177,500 | 5 Bed House13A, Union Street, Carmarthen, SA31 3DE13A, Union Street, Carmarthen, SA31 3DE
- Sold Aug 2025£175,000 | 3 Bed House22, Union Street, Carmarthen, SA31 3DE22, Union Street, Carmarthen, SA31 3DE
Nearby Streetsto Union Street, Carmarthen, SA31 - SA31 3DE
Union Street, Carmarthen, SA31 is the 381st largest and the 134th most expensive street in the SA31 area.
- Picton Terrace, Carmarthen, SA3156 Addresses|69 m away
- Picton Place, Carmarthen, SA3139 Addresses|124 m away
- St. Nons Avenue, Carmarthen, SA3146 Addresses|165 m away
- Park Terrace, Carmarthen, SA3122 Addresses|178 m away
- Penllwyn Park, Carmarthen, SA3118 Addresses|180 m away
- Penbryn Avenue, Carmarthen, SA3119 Addresses|191 m away
Property Typesin Union Street
- 30 period houses built between 1800 and 1911
- 4 modern flats built after 1980
- 8 other addresses of unknown type
- period house (30)
- modern flat (4)
- Unknown (8)
Energy Efficiencyof properties on Union Street
- Energy Performance Certificate (EPC) surveys conducted for 30 properties.
- The most common rating is D.
- A (0)
- E (10)
- B (0)
- F (2)
- C (4)
- G (0)
- D (14)
- No EPC (12)
Schools Nearby
Public Transport Nearby
The closest station to Union Street, Carmarthen, SA31 - SA31 3DE is Carmarthen station, which is 1.0 kilometres away.
- Carmarthen|1.0 km away
- Ferryside|10.4 km away
- Kidwelly|13.6 km away
