Total Crime Rate
96.9 per 1,000
All offences · Oct 2024 - Sep 2025Cornwall Street area has the 16th highest crime rate of 41 local areas in Grangetown , and the 378th highest crime rate of 1,028 local areas in Cardiff .
At least one of the neighbouring streets has high or very high crime levels. However, overall crime around this postcode is more mixed, with some nearby areas experiencing lower crime.
The overall crime rate in the area around Cornwall Street (CF11 6SQ) in the last 12 months was 96.9 per 1,000 residents and was 17.4% lower than the Grangetown average (117.3 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 18 offences recorded. The least common crime was Other crime with 1 case , up 100.0% compared to 2024. The fastest-growing crime category was Other crime ( 100.0% YoY). The sharpest decline was Vehicle crime ( -87.5% YoY).
Violent crimes totalled 20 (≈ 57.0 per 1,000 residents). Year-over-year these were falling ( -50.0% ). Over the last decade, overall crime has rising ( 38.3% comparing early vs recent averages) .
In the area around Cornwall Street (CF11 6SQ), the main crime hotspot is near Petrol Station. Police recorded 154 crimes here, including 65 violent or public-order offences. All these locations are within roughly 0.3 miles.
View Crime In Grangetown| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Sep 2025 | Burglary | A4160 | Under investigation |
| Sep 2025 | Anti-social behaviour | Durham Street | — |
| Sep 2025 | Criminal damage and arson | Petrol Station | Investigation complete; no suspect identified |
| Sep 2025 | Burglary | Petrol Station | Investigation complete; no suspect identified |
| Sep 2025 | Anti-social behaviour | Petrol Station | — |
| Sep 2025 | Anti-social behaviour | Petrol Station | — |
| Sep 2025 | Violence and sexual offences | Clare Road | Unable to prosecute suspect |
| Sep 2025 | Violence and sexual offences | Clare Road | Further investigation is not in the public interest |
| Sep 2025 | Robbery | Clare Road | Under investigation |
| Sep 2025 | Public order | Clare Road | Under investigation |
| Sep 2025 | Anti-social behaviour | Petrol Station | — |
| Sep 2025 | Drugs | Durham Street | Under investigation |
| Sep 2025 | Public order | Havelock Place | Under investigation |
| Sep 2025 | Possession of weapons | Petrol Station | Unable to prosecute suspect |
| Sep 2025 | Violence and sexual offences | Clare Street | Under investigation |
| Sep 2025 | Burglary | Clare Street | Under investigation |
| Sep 2025 | Violence and sexual offences | Allerton Street | Under investigation |
| Sep 2025 | Violence and sexual offences | Allerton Street | Under investigation |
| Sep 2025 | Theft from the person | Allerton Street | Investigation complete; no suspect identified |
| Sep 2025 | Drugs | Allerton Street | Under investigation |
| Sep 2025 | Anti-social behaviour | Allerton Street | — |
| Sep 2025 | Burglary | Clare Place | Under investigation |
| Sep 2025 | Vehicle crime | Monmouth Street | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Sussex Street | Under investigation |
| Sep 2025 | Criminal damage and arson | Petrol Station | Under investigation |
| Sep 2025 | Public order | Petrol Station | Under investigation |
| Sep 2025 | Violence and sexual offences | Gloucester Street | Under investigation |
| Sep 2025 | Criminal damage and arson | Tudor Lane | Investigation complete; no suspect identified |
| Sep 2025 | Public order | Tudor Street | Under investigation |
| Sep 2025 | Criminal damage and arson | Pentre Street | Under investigation |
StreetScan crime figures are based on official UK open data:
Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright and database right.