Llanishen vs Mountain Ash

Llanishen has a safety score of 8/100 (High Crime) and recorded 987 crimes in the last 12 months. Mountain Ash has a safety score of 6/100 (High Crime) with 755 crimes. Llanishen scores higher on the CrimeRadar safety index.

Llanishen shows a year-on-year crime trend of 0% — meaning total crimes fell compared to the same period the prior year. Mountain Ash shows +1.9% (rising). A downward trend is a positive sign for an area.

In Llanishen, the most recorded crime category over the last 12 months is Violent Crime (300 incidents). In Mountain Ash, it is Violent Crime (369 incidents). The full breakdown by category is shown in the chart above.

Llanishen recorded 83 anti-social behaviour incidents in the last 12 months, while Mountain Ash recorded 91. Anti-social behaviour includes rowdiness, nuisance and disorder that disrupts daily life but may not result in a criminal charge.

Violent crime in Llanishen totalled 300 incidents over the last 12 months, compared to 369 in Mountain Ash. Violent crime includes assault with and without injury, harassment, and public order offences.

In the 12 months prior to the most recent period, Llanishen recorded 987 crimes (now 987, a change of 0%). Mountain Ash recorded 741 crimes previously (now 755, +1.9%).

The resolution rate is the percentage of recorded crimes that resulted in a formal outcome — such as a charge, caution, penalty notice, or community resolution. Llanishen has a resolution rate of 31.3% and Mountain Ash has 9.8%. A higher rate indicates police are more frequently resolving reported crimes in that area.

Llanishen falls within the South Wales Police boundary. Mountain Ash is covered by South Wales Police. Each force operates independently and publishes crime data through the national UK Police API.

CrimeRadar uses 36 months of official recorded crime data from the UK Police API, updated each month. The safety score combines crime volume relative to the force average, year-on-year trend direction, and resolution rate. All figures are based on crimes recorded within each police-defined neighbourhood boundary.

Yes — CrimeRadar has individual crime map pages for both Llanishen and Mountain Ash. You can view interactive maps, monthly trends and hotspot locations by visiting each neighbourhood's full statistics page linked above.