Merthyr Tydfil
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Properties in Treharris average £111,350. See what your home could be worth with our instant valuation — free, no obligation.
Neighbourhoods and localities in Treharris with house price data from the past 5 years.
House prices in Treharris, Merthyr Tydfil are based on 2,091 Land Registry transactions since 2016. The average property price is £111,350 with a median of £105,000. Prices have fallen 40.2% over the past year. The most active street is High Street with 57 transactions and a median price of £120,000.
Data source: HM Land Registry Price Paid Data (Open Government Licence v3.0). Last updated: May 2026.