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Union StreetHouse Prices / Wales, Rhondda Cynon Taf
Last updated Jun 2026
Key Street Insights
Union Street is a residential street with 11 addresses.
It ranks as the 148th largest and 2nd most expensive of the 528 streets in the CF45 area. The dominant property type is a period house built between 1800 and 1911.
The street contains a total of 11 properties: 11 houses.
11
Properties
- Houses
Key Street Insights
Union Street is a residential street with 11 addresses.
It ranks as the 148th largest and 2nd most expensive of the 528 streets in the CF45 area. The dominant property type is a period house built between 1800 and 1911.
The street contains a total of 11 properties: 11 houses.
11
Properties
- Houses
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House Priceson Union Street
Sale prices range from £51,914 for 2 bedroom freehold houses with a garden (527 ft2) to £67,531 for 3 bedroom freehold houses with a garden (861 ft2) .
Monthly rental prices range from £377 pcm for 2 bed houses to £467 pcm for 3 bed houses.
The gross rental yield is between 8.3% and 8.8%.
The average value per square foot is £95.
Average Sale Value
£58,793
Average Rental Value
£424 pcm
Average Rental Yield
8.7% /year
Average Value Per Sqft
£95 /ft2
Sales Market Trendson Union Street
The last sale on Union Street sold for £90,000 on 24th October 2025. Since then prices are up an average of 83.4%.
The current average value in the street is £58,793.
The Union Street Sales Market has increased by 78.7% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| May 2026 | 2.8% | £58,793 |
| May 2025 | 6.5% | £57,175 |
| May 2024 | 1.1% | £53,661 |
| May 2023 | 1.3% | £53,076 |
| May 2022 | 18.2% | £52,381 |
| May 2021 | 13.3% | £44,320 |
| May 2020 | 6.1% | £39,121 |
| May 2019 | 5.7% | £36,880 |
| May 2018 | 2.7% | £34,891 |
| May 2017 | 3.2% | £33,963 |
| May 2016 | 3.5% | £32,906 |
| May 2015 | 3.5% | £31,788 |
| May 2014 | 1.9% | £30,719 |
| May 2013 | -2.6% | £30,148 |
| May 2012 | -2.7% | £30,956 |
| May 2011 | -0.8% | £31,815 |
| May 2010 | 0.7% | £32,080 |
| May 2009 | -12% | £31,841 |
| May 2008 | -1.8% | £36,167 |
| May 2007 | 0% | £36,815 |
Rental Market Trendson Union Street
The current average rental value in the street is £424.
The Union Street Rental Market has increased by 81.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| May 2026 | 4.4% | £424pcm |
| May 2025 | 5.6% | £406pcm |
| May 2024 | 7.2% | £385pcm |
| May 2023 | 9.3% | £359pcm |
| May 2022 | 14.4% | £328pcm |
| May 2021 | 9.1% | £287pcm |
| May 2020 | 3.5% | £263pcm |
| May 2019 | 2.9% | £254pcm |
| May 2018 | 3.3% | £247pcm |
| May 2017 | 2.1% | £239pcm |
| May 2016 | 4.6% | £234pcm |
| May 2015 | 1% | £224pcm |
| May 2014 | 0.9% | £222pcm |
| May 2013 | -1% | £220pcm |
| May 2012 | -0.4% | £222pcm |
| May 2011 | 2.3% | £223pcm |
| May 2010 | 1% | £218pcm |
| May 2009 | -5.1% | £216pcm |
| May 2008 | -0.4% | £227pcm |
| May 2007 | 0% | £228pcm |
Explore Propertieson Union Street, Mountain Ash, CF45
- Ty Bryn, Union Street, Mountain Ash, CF45 3NY
- Woodbine Cottage, Union Street, Mountain Ash, CF45 3NY
- 5, Union Street, Mountain Ash, CF45 3NY
- 7, Union Street, Mountain Ash, CF45 3NY3 bed period house
- 8, Union Street, Mountain Ash, CF45 3NY3 bed period house
- 9, Union Street, Mountain Ash, CF45 3NY3 bed period house
- 10, Union Street, Mountain Ash, CF45 3NY3 bed period house
- 11, Union Street, Mountain Ash, CF45 3NY3 bed house
- 12, Union Street, Mountain Ash, CF45 3NY3 bed period house
- 13, Union Street, Mountain Ash, CF45 3NY2 bed period house
- 14, Union Street, Mountain Ash, CF45 3NY3 bed period house
Sales Historyon Union Street, Mountain Ash, CF45
The last sale was on 24th October 2025 for £90,000 and since then the market in the area has increased by 83.4%. The street has had a total of 16 sales since 1995.
Union Street, Mountain Ash, CF45 has seen 1 sale in the last three years and 1 sale in the last twelve months.
Sold Oct 2025£90,000 | 3 Bed HouseUnion Street9, Union Street, Mountain Ash, CF45 3NY
Sold Nov 2021£59,000 | 3 Bed HouseUnion Street10, Union Street, Mountain Ash, CF45 3NY
Sold Oct 2019£43,750 | 3 Bed HouseUnion Street8, Union Street, Mountain Ash, CF45 3NY
Sold Dec 2017£34,000 | 3 Bed HouseUnion Street12, Union Street, Mountain Ash, CF45 3NY
Sold Oct 2015£27,500 | 2 Bed HouseUnion Street13, Union Street, Mountain Ash, CF45 3NY
Sold Aug 2015£26,000 | 2 Bed HouseUnion Street13, Union Street, Mountain Ash, CF45 3NY
Sold Jan 2011£32,000 | 3 Bed HouseUnion Street9, Union Street, Mountain Ash, CF45 3NY
Sold Oct 2007£75,000 | 3 Bed HouseUnion Street11, Union Street, Mountain Ash, CF45 3NY
Sold Feb 2006£61,000 | 2 Bed HouseUnion Street13, Union Street, Mountain Ash, CF45 3NY
Sold Jul 2004£39,950 | 2 Bed HouseUnion Street13, Union Street, Mountain Ash, CF45 3NY
Sold Jun 2004£30,000 | 3 Bed HouseUnion Street7, Union Street, Mountain Ash, CF45 3NY
Sold Apr 2003£25,000 | 3 Bed HouseUnion Street12, Union Street, Mountain Ash, CF45 3NY
Sold Jan 2002£10,500 | 2 Bed HouseUnion Street13, Union Street, Mountain Ash, CF45 3NY
Sold Aug 2000£29,500 | 3 Bed HouseUnion Street10, Union Street, Mountain Ash, CF45 3NY
Sold Oct 1998£23,750 | 2 Bed HouseUnion Street13, Union Street, Mountain Ash, CF45 3NY
Sold Apr 1997£7,000 | 2 Bed HouseUnion Street13, Union Street, Mountain Ash, CF45 3NY
Top 3 Most Expensive Saleson Union Street, Mountain Ash, CF45
Nearby Streetsto Union Street, Mountain Ash, CF45
Union Street, Mountain Ash, CF45 is the 148th largest and the 2nd most expensive street in the CF45 area.
- 42 mPryce Street, Mountain Ash, CF4519 Addresses
- 81 mCommercial Street, Mountain Ash, CF4531 Addresses
- 89 mGraig Street, Mountain Ash, CF4511 Addresses
- 100 mChancery Lane, Mountain Ash, CF4511 Addresses
- 119 mFountain Street, Mountain Ash, CF456 Addresses
- 132 mDuffryn Street, Mountain Ash, CF4593 Addresses
Postcodeson Union Street, Mountain Ash, CF45
There is 1 postcode on Union Street, Mountain Ash, CF45.
- House prices in CF45 3NY11 Addresses
Property Typesin Union Street
- 7 period houses built between 1800 and 1911
- 1 house of an unknown age
- 3 other addresses of unknown type
- period house (7)
- house (1)
- Unknown (3)
Energy Efficiencyof properties on Union Street
- Energy Performance Certificate (EPC) surveys conducted for 7 properties.
- The dominant rating is D.
- A (0)
- E (0)
- B (0)
- F (0)
- C (3)
- G (0)
- D (4)
- No EPC (4)
Schools Nearbyto Union Street, Mountain Ash, CF45
Public Transport Nearbyto Union Street, Mountain Ash, CF45
The closest station to Union Street, Mountain Ash, CF45 is Mountain Ash station which is 400 metres away.
- 400mMountain Ash
- 1.1kmFernhill
- 2.1kmPenrhiwceiber
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