Total Crime Rate

380.6 per 1,000 10/10 · Very High

All offences · Oct 2024 - Sep 2025
Latest update: 13.12.2025 Crime figures are sourced from data.police.uk and are typically published with a 3-month delay.
Crime rate per 1000 residents
  • All crimes 380.6 10/10
  • Anti-social behaviour 146.4 10/10
  • Violence and sexual offences 83.3 10/10
  • Bicycle theft 29.3 10/10
  • Public order 24.8 10/10
  • Vehicle crime 20.3 10/10
  • Criminal damage and arson 18.0 9/10
  • Other theft 15.8 9/10
  • Shoplifting 15.8 6/10
  • Drugs 13.5 9/10
  • Theft from the person 6.8 8/10
  • Burglary 4.5 5/10
  • Other crime 2.3 1/10
  • Possession of weapons 0.0 1/10
  • Robbery 0.0 1/10
Values shown per 1,000 residents · Oct 2024 - Sep 2025 · Rating compares this oa to UK peers of the same type.
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Crime overview

Mardy Street area has the 3rd highest crime rate of 41 local areas in Grangetown , and the 47th highest crime rate of 1,028 local areas in Cardiff .

This postcode sits in a local crime hotspot. Overall crime levels here are significantly higher than in the surrounding streets and the wider area.

The overall crime rate in the area around Mardy Street (CF11 6QT) in the last 12 months was 380.6 per 1,000 residents and was 224.5% higher than the Grangetown average (117.3 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Anti-social behaviour with 65 offences recorded. The least common crime was Other crime with 1 case , unchanged from 2024. The fastest-growing crime category was Drugs ( 100.0% YoY). The sharpest decline was Burglary ( -33.3% YoY).

Violent crimes totalled 48 (≈ 108.1 per 1,000 residents). Year-over-year these were rising ( 23.1% ). Over the last decade, overall crime has rising ( 447.1% comparing early vs recent averages) .

In the area around Mardy Street (CF11 6QT), 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

Crime Over Time in Mardy Street area

Showing crimes within 0.3 miles (30/84)
Month:
MonthCrimeLocation*Last Outcome
Sep 2025Vehicle crime Despenser Gardens Under investigation
Sep 2025Violence and sexual offences Clare Road Unable to prosecute suspect
Sep 2025Anti-social behaviour Fitzhamon Embankment —
Sep 2025Criminal damage and arson Pentre Street Under investigation
Sep 2025Bicycle theft Fitzhamon Embankment Investigation complete; no suspect identified
Sep 2025Public order Hafod Street Under investigation
Sep 2025Other theft Pentre Place Under investigation
Sep 2025Burglary Clare Place Under investigation
Sep 2025Public order Clare Road Under investigation
Sep 2025Robbery Clare Road Under investigation
Sep 2025Violence and sexual offences Clare Road Further investigation is not in the public interest
Sep 2025Vehicle crime Monmouth Street Investigation complete; no suspect identified
Sep 2025Violence and sexual offences Petrol Station Under investigation
Sep 2025Possession of weapons Pentre Place Under investigation
Sep 2025Violence and sexual offences Pentre Place Further investigation is not in the public interest
Sep 2025Violence and sexual offences Pentre Place Under investigation
Sep 2025Violence and sexual offences Pentre Place Under investigation
Sep 2025Violence and sexual offences Pentre Place Under investigation
Sep 2025Violence and sexual offences Despenser Gardens Under investigation
Sep 2025Criminal damage and arson Plantagenet Street Under investigation
Sep 2025Criminal damage and arson Plantagenet Street Under investigation
Sep 2025Vehicle crime Pentre Gardens Investigation complete; no suspect identified
Sep 2025Public order Despenser Gardens Under investigation
Sep 2025Violence and sexual offences Petrol Station Under investigation
Sep 2025Violence and sexual offences Petrol Station Under investigation
Sep 2025Public order Tudor Street Under investigation
Sep 2025Public order Petrol Station Under investigation
Sep 2025Anti-social behaviour Petrol Station —
Sep 2025Anti-social behaviour Petrol Station —
Sep 2025Anti-social behaviour Petrol Station —
* on or near this location Page 1 • Showing 30 of 84

Data Sources

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.

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