Total Crime Rate
60.2 per 1,000
All offences Β· Oct 2024 - Sep 2025Cornwall Street area has the 16th lowest crime rate of 41 local areas in Grangetown , and the 494th lowest crime rate of 1,028 local areas in Cardiff .
This postcode forms a relatively safe pocket compared with the surrounding streets. Neighbouring areas record much higher crime levels, even though this postcode itself remains comparatively low-crime.
The overall crime rate in the area around Cornwall Street (CF11 6PP) in the last 12 months was 60.2 per 1,000 residents and was 48.6% lower than the Grangetown average (117.3 per 1,000 residents). In the last 12 months, this areaβs most reported crimes were Violence and sexual offences with 11 offences recorded. The least common crime was Criminal damage and arson with 1 case , down -50.0% compared to 2024. The fastest-growing crime category was Drugs ( 100.0% YoY). The sharpest decline was Criminal damage and arson ( -50.0% YoY).
Violent crimes totalled 13 (β 39.2 per 1,000 residents). Year-over-year these were rising ( 62.5% ). Over the last decade, overall crime has falling ( -47.8% comparing early vs recent averages) .
In the area around Cornwall Street (CF11 6PP), the main crime hotspot is near Franklen Street. Police recorded 45 crimes here, including 26 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 | Theft from the person | Allerton Street | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Clare Road | Unable to prosecute suspect |
| Sep 2025 | Violence and sexual offences | Allerton Street | Under investigation |
| Sep 2025 | Anti-social behaviour | Durham Street | β |
| Sep 2025 | Drugs | Durham Street | Under investigation |
| Sep 2025 | Public order | Clare Road | Under investigation |
| Sep 2025 | Robbery | Clare Road | Under investigation |
| Sep 2025 | Violence and sexual offences | Clare Road | Further investigation is not in the public interest |
| Sep 2025 | Violence and sexual offences | Devon Place | Under investigation |
| Sep 2025 | Drugs | Allerton Street | Under investigation |
| Sep 2025 | Drugs | Warwick Street | Formal action is not in the public interest |
| Sep 2025 | Anti-social behaviour | Merches Place | β |
| Sep 2025 | Criminal damage and arson | Merches Place | Unable to prosecute suspect |
| Sep 2025 | Anti-social behaviour | Warwick Street | β |
| Sep 2025 | Vehicle crime | North Clive Street | Investigation complete; no suspect identified |
| Sep 2025 | Anti-social behaviour | Universal Street | β |
| Sep 2025 | Violence and sexual offences | Allerton Street | Under investigation |
| Sep 2025 | Anti-social behaviour | Allerton Street | β |
| Sep 2025 | Violence and sexual offences | Devon Street | Under investigation |
| Sep 2025 | Vehicle crime | Machen Street | Investigation complete; no suspect identified |
| Sep 2025 | Vehicle crime | North Street | Investigation complete; no suspect identified |
| Sep 2025 | Public order | Havelock Place | Under investigation |
| Sep 2025 | Criminal damage and arson | Franklen Street | Unable to prosecute suspect |
| Sep 2025 | Vehicle crime | Franklen Street | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Franklen Street | Unable to prosecute suspect |
| Sep 2025 | Violence and sexual offences | Machen Street | Investigation complete; no suspect identified |
| Sep 2025 | Vehicle crime | Machen Street | Investigation complete; no suspect identified |
| Sep 2025 | Vehicle crime | Monmouth Street | Investigation complete; no suspect identified |
| Sep 2025 | Public order | Machen Street | Unable to prosecute suspect |
| Sep 2025 | Anti-social behaviour | Machen Street | β |
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.