The average house price on James Street, Mountain Ash is £66,500. Prices range from £42,000 to £85,000.
There are 5 properties on James Street, Mountain Ash.
Average house prices on James Street, Mountain Ash have risen by 97.6% from £42,000 in 2003 to £83,000 in 2025.
James Street, Mountain Ash is in the CF45 postcode district.