Cyfarthfa
Cyfarthfa is one of 11 wards in Merthyr Tydfil, home to 7,268 people in 3,049 households (Census 2021). Homes sold for a median of £199,975 over the past two years, 38% above the Merthyr Tydfil median. On average 36% of the land within 500 metres of a home postcode is green space — 12% above the Merthyr Tydfil average.
People and homes.
7,268 residents in 3,049 households, next to the Merthyr Tydfil average.
Source: Census 2021, Office for National Statistics
Prices.
Quarterly median of standard sales in Cyfarthfa and Merthyr Tydfil.
Source: HM Land Registry Price Paid Data, sales to 28 Aug 2026
Safety.
Police recorded 953 crimes and incidents in Cyfarthfa in the 12 months to Aug 2026: 131 per 1,000 residents, against 110 across Merthyr Tydfil.
Police.uk records crimes by approximate location, not by where victims or offenders live. Busy streets, shops, stations and nightlife record more. Figures are counts, not a measure of personal risk. Rates per resident are higher wherever many people visit but few live, such as city centres.
Source: data.police.uk street-level crime, South Wales Police (Open Government Licence v3.0)
Food hygiene.
Food businesses in Cyfarthfa with a published hygiene rating.
Council food safety officers rate businesses from 0 (urgent improvement necessary) to 5 (very good) for hygiene, the state of the premises and how food safety is managed. A rating reflects the standards found on the day of inspection, not the quality of the food.
Source: Food Standards Agency, food hygiene rating data as of 26 October 2026 (Open Government Licence)