Based on April 2026 Police data, Treharris (CF46) recorded the lowest crime rate in Merthyr Tydfil, with 41 incidents. At the other end of the scale, Town (CF47) recorded 266 crimes in the same period — more than 6x the crime count of the safest area. The 3 postcode areas analysed in Merthyr Tydfil span both ends of the spectrum — some well below and others well above the national crime benchmark. Even in the safest area, violence & sexual offences is the most commonly recorded crime type.
Based on April 2026 Police data, Treharris (CF46) is the safest area in Merthyr Tydfil, recording 41 crimes — 75% fewer than the average across the 3 areas analysed. Violence & sexual offences was the most common crime type even in this safest area.
Town (CF47) recorded the most crime in Merthyr Tydfil in April 2026, with 266 incidents. Violence & sexual offences was the dominant crime type. Full 24-month trend reports for this area are available from £4.99.
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