Mid Glamorgan
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Properties in Mountain Ash average £150,727. See what your home could be worth with our instant valuation — free, no obligation.
Neighbourhoods and localities in Mountain Ash with house price data from the past 5 years.
House prices in Mountain Ash, Mid Glamorgan are based on 2,860 Land Registry transactions since 2016. The average property price is £150,727 with a median of £142,000. Prices have risen 21.7% over the past year. The most active street is Penrhiwceiber Road with 42 transactions and a median price of £83,750.
Data source: HM Land Registry Price Paid Data (Open Government Licence v3.0). Last updated: May 2026.