Side-by-side crime statistics from official UK Police data.
CF14 · Cardiff
149
crimes in March 2026
Near national average
CF46 · Merthyr Tydfil
33
crimes in March 2026
Below national average
Treharris has less crime — 33 vs 149 incidents in March 2026.
Rhiwbina recorded substantially more crime than Treharris in March 2026 — 149 incidents compared to 33, a 4.5x difference. The crime profiles diverge meaningfully: Rhiwbina sees higher rates of Public order (22), while Treharris has more Other theft (4). Both areas sit near the national average, with modest differences in their overall safety profile.
Full reports cover 24 months of trends, ward breakdowns, outcome rates, and a detailed safety score — from £4.99.
Based on March 2026 Police data, Treharris recorded fewer crimes than Rhiwbina — 33 vs 149 incidents. That is 78% fewer crimes. Treharris is also below the national average for crime.
The main difference lies in crime type. In March 2026, Rhiwbina saw higher rates of Public order while Treharris had more Other theft. Overall, Treharris recorded fewer total crimes (33 vs 149).