Total Crime Rate
7.9 per 1,000
All offences · Oct 2024 - Sep 2025Glas Heulog area has the lowest crime rate of 27 local areas in Whitchurch and Tongwynlais , and the 37th lowest crime rate of 1,028 local areas in Cardiff .
Neighbouring streets tend to have noticeably higher crime levels than this postcode. Crime here is lower than the average for the surrounding output areas.
The overall crime rate in the area around Glas Heulog (CF14 1LD) in the last 12 months was 7.9 per 1,000 residents and was 86.8% lower than the Whitchurch and Tongwynlais average (60.1 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Public order with 1 offences recorded. The least common crime was Public order with 1 case , up 100.0% compared to 2024. The fastest-growing crime category was Public order ( 100.0% YoY). Other major crime categories were broadly unchanged compared to 2024.
Violent crimes totalled 2 (≈ 7.9 per 1,000 residents). Year-over-year these were rising ( 100.0% ). Over the last decade, overall crime has falling ( -86.5% comparing early vs recent averages) .
In the area around Glas Heulog (CF14 1LD), the highest concentration of overall crime is near Heol Amlwch, where police recorded 13 incidents. Violent and public-order offences occur most often near Clos Corris (9 offences). Both locations lie within roughly 0.3 miles of this postcode area.
View Crime In Whitchurch and Tongwynlais| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Sep 2025 | Violence and sexual offences | Clos Corris | Under investigation |
| Sep 2025 | Vehicle crime | Heol-Y-Waun | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Clos Corris | Under investigation |
| Sep 2025 | Vehicle crime | Heol Madoc | Investigation complete; no suspect identified |
| Sep 2025 | Anti-social behaviour | Ffordd Celyn | — |
| Sep 2025 | Violence and sexual offences | Ffordd Celyn | Unable to prosecute suspect |
| Sep 2025 | Anti-social behaviour | College Close | — |
| Sep 2025 | Vehicle crime | Heol-Y-Waun | Under investigation |
| Sep 2025 | Anti-social behaviour | Clas Teilo | — |
| Sep 2025 | Violence and sexual offences | Tynant | Under investigation |
| Sep 2025 | Public order | Tynant | Further investigation is not in the public interest |
| Sep 2025 | Violence and sexual offences | Llancaiach Road | 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.