Total Crime Rate
81.1 per 1,000
All offences · Oct 2024 - Sep 2025Arlington Crescent area has the 30th highest crime rate of 62 local areas in Llanrumney , and the 438th highest crime rate of 1,028 local areas in Cardiff .
Crime levels at this postcode are much higher than in the adjoining streets, suggesting that most neighbouring areas are relatively safer than this one.
The overall crime rate in the area around Arlington Crescent (CF3 4HN) in the last 12 months was 81.1 per 1,000 residents and was 24.7% lower than the Llanrumney average (107.7 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 11 offences recorded. The least common crime was Anti-social behaviour with 1 case , down -50.0% compared to 2024. The fastest-growing crime category was Criminal damage and arson ( 100.0% YoY). The sharpest decline was Anti-social behaviour ( -50.0% YoY).
Violent crimes totalled 15 (≈ 57.9 per 1,000 residents). Year-over-year these were rising ( 66.7% ). Over the last decade, overall crime has falling ( -13.3% comparing early vs recent averages) .
In the area around Arlington Crescent (CF3 4HN), the highest concentration of overall crime is near Clevedon Road, where police recorded 33 incidents. Violent and public-order offences occur most often near Croyde Avenue (19 offences). Both locations lie within roughly 0.3 miles of this postcode area.
View Crime In Llanrumney| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Sep 2025 | Public order | Clevedon Road | Under investigation |
| Sep 2025 | Violence and sexual offences | Braunton Crescent | Under investigation |
| Sep 2025 | Violence and sexual offences | Parracombe Close | Under investigation |
| Sep 2025 | Public order | Parracombe Close | Under investigation |
| Sep 2025 | Criminal damage and arson | Parracombe Close | Under investigation |
| Sep 2025 | Criminal damage and arson | Clevedon Road | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Clevedon Road | Under investigation |
| Sep 2025 | Violence and sexual offences | Taunton Avenue | Under investigation |
| Sep 2025 | Criminal damage and arson | Taunton Avenue | Under investigation |
| Sep 2025 | Violence and sexual offences | Clevedon Road | Under investigation |
| Sep 2025 | Anti-social behaviour | Croyde Avenue | — |
| Sep 2025 | Violence and sexual offences | Dunkery Close | Under investigation |
| Sep 2025 | Public order | Dunkery Close | Under investigation |
| Sep 2025 | Anti-social behaviour | Fremington Place | — |
| Sep 2025 | Violence and sexual offences | Fremington Place | Under investigation |
| Sep 2025 | Violence and sexual offences | Bideford Road | Under investigation |
| Sep 2025 | Criminal damage and arson | Blagdon Close | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Bideford Road | Under investigation |
StreetScan crime figures are based on official UK open data:
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