1Radon: Testing advised
Higher-radon area (5–10% of homes). Radon can affect long-term health.
Ask for existing test results or use a 3-month test kit, about £50.
25 The Triangle, Mountain Ash, CF45 4BA
Last sale£150,000Dec 2021 · HM Land Registry
If it moved with Rhondda Cynon Taf terrace prices£184,000Aug 2026 · UK HPI
RadonTesting advised
EnergyEPC DMay 2021
MapN ↑118 m ↔
Before you offer
1 thing to check
＋ Flood risk very low · Outside coal high-risk area · EPC D
Not covered here yet: conservation area, listed buildings nearby, article 4 direction, tree protection, airport noise. Your conveyancer’s local search covers the planning checks.
Prepare for a viewing ↓Saved privately on this devicePrice
If it moved with Rhondda Cynon Taf terrace prices
£184,000
How does the asking price compare?
This home’s sale history
| Sold | Price | Type | Tenure | Record |
|---|---|---|---|---|
| Dec 2021 | £150,000 | Terraced | Freehold | A |
Street sales
Same type and tenure, other homes in the last 36 months: £160,000 · 5 sales
| Address | Sold | Price | Type | Tenure |
|---|---|---|---|---|
| 10 The Triangle, Mountain Ash, CF45 4BA | Feb 2026 | £160,000 | Terraced | Freehold |
| 34 The Triangle, Mountain Ash, CF45 4BA | Nov 2025 | £169,995 | Terraced | Freehold |
| 26 The Triangle, Mountain Ash, CF45 4BA | Oct 2025 | £130,000 | Terraced | Freehold |
| 27 The Triangle, Mountain Ash, CF45 4BA | Jul 2025 | £175,000 | Terraced | Freehold |
| 39 The Triangle, Mountain Ash, CF45 4BA | Jun 2024 | £242,000 | Detached | Freehold |
| 24 The Triangle, Mountain Ash, CF45 4BA | Mar 2024 | £144,000 | Terraced | Freehold |
| 29 The Triangle, Mountain Ash, CF45 4BA | Jun 2022 | £149,995 | Terraced | Freehold |
| 21 The Triangle, Mountain Ash, CF45 4BA | Jan 2022 | £85,000 | Terraced | Freehold |
Show all 46
The land
Radon: Testing advised
Higher-radon area (5–10% of homes). Radon can affect long-term health.
Ask for existing test results or use a 3-month test kit, about £50.
＋ Flood risk very low · Outside coal high-risk area
Not covered here yet: conservation area, listed buildings nearby, article 4 direction, tree protection. Your conveyancer’s local search covers the planning checks.
View building and land map ↑The building
EPC D
Poor insulation or an EPC E–G rating can mean higher heating bills.
Read the full certificate and ask about insulation and heating costs.
- Floor area
- 99 m²
- Potential EPC band
- B
- Age band
- England and Wales: 1900-1929
- Walls (certificate wording)
- Granite or whinstone, as built, no insulation (assumed)
- Roof (certificate wording)
- Pitched, no insulation (assumed)
- Windows (certificate wording)
- Fully double glazed
- Heating (certificate wording)
- Boiler and radiators, mains gas
- Building height
- Unavailable
Living
Road noise: About 53 dB
Outdoor noise can affect sleep and enjoyment of the home.
Visit at busy times and check the rooms with the windows open.
Rail noise: No published level here
Outdoor noise can affect sleep and enjoyment of the home.
Visit at busy times and check the rooms with the windows open.
Broadband in the area
Postcode residential gigabit coverage: 100%
Full fibre in the local authority: 82.6%
Schools nearby
Unavailable
Area context
Deprivation decile (1 is most deprived within its nation): 7 · Wales 2025
Recorded police incidents: 53
CF45 4BA →Before you offer
Viewing checklist
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Refresh the saved facts when you return. No email alerts are sent.
Next steps
Ask a surveyor to confirm Level 2 or Level 3 after reviewing the age, condition and alterations.
Ask the conveyancer about local authority, drainage, environmental, flood and mining searches appropriate to this address.
Compare survey levels →Questions for the agent
Questions for your surveyor and conveyancer
Ask the surveyor
Which survey level covers this home’s condition, damp, cracks and any alterations?
- Radon: Ask for existing test results or use a 3-month test kit, about £50.
Ask the conveyancer
Which title, drainage and local searches are needed for this address?
Sources and licences
Contains British Geological Survey materials © UKRI 2026
Radon Potential classification UK Health Security Agency © Crown copyright 2022
© Environment Agency copyright and/or database right 2026. All rights reserved.
INSPIRE conditions · Sources and licences