Total Crime Rate

95.4 per 1,000 7/10 Β· High

All offences Β· May 2025 - Apr 2026

Violent Crime Rate

68.7 per 1,000 9/10 Β· Very High

May 2025 - Apr 2026
Latest update: 06.06.2026 Crime figures are sourced from data.police.uk and are typically published with a 3-month delay.
Crime rate per 1000 residents
  • All crimes 95.4 7/10
  • Violent crimes 68.7 9/10
  • Violence and sexual offences 64.9 9/10
  • Anti-social behaviour 22.9 8/10
  • Criminal damage and arson 3.8 3/10
  • Public order 3.8 3/10
  • Bicycle theft 0.0 1/10
  • Burglary 0.0 1/10
  • Drugs 0.0 1/10
  • Other crime 0.0 1/10
  • Other theft 0.0 1/10
  • Possession of weapons 0.0 1/10
  • Robbery 0.0 1/10
  • Shoplifting 0.0 1/10
  • Theft from the person 0.0 1/10
  • Vehicle crime 0.0 1/10
Values shown per 1,000 residents Β· May 2025 - Apr 2026 Β· Rating compares this oa to UK peers of the same type.
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Crime overview

Caer Ymryson area has the 7th highest crime rate of 23 local areas in Canol Tref Caernarfon , and the 114th highest crime rate of 395 local areas in Gwynedd .

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 Caer Ymryson (LL55 2LR) in the last 12 months was 95.4 per 1,000 residents and was 74.0% lower than the Canol Tref Caernarfon average (366.8 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 17 offences recorded. The least common crime was Criminal damage and arson with 1 case , unchanged from 2025. The fastest-growing crime category was Public order ( 100.0% YoY). Other major crime categories were broadly unchanged compared to 2025.

Violent crimes totalled 18 (β‰ˆ 68.7 per 1,000 residents). Year-over-year these were rising ( 5.9% ). Over the last decade, overall crime has falling ( -34.4% comparing early vs recent averages) .

In the area around Caer Ymryson (LL55 2LR), the highest concentration of overall crime is near Pendalar, where police recorded 23 incidents. Violent and public-order offences occur most often near Cae'R Ymryson (11 offences). Both locations lie within roughly 0.3 miles of this postcode area.

Crime Over Time in Caer Ymryson area

MonthCrimeLocation*Last Outcome
Apr 2026Anti-social behaviour South Road β€”
Apr 2026Drugs Rhes Assheton Under investigation
Apr 2026Anti-social behaviour Cefn Talar β€”
Apr 2026Violence and sexual offences Cae'R Ysgol Unable to prosecute suspect
Apr 2026Other theft South Road Under investigation
Apr 2026Violence and sexual offences Llys Yr Eifl Under investigation
Apr 2026Anti-social behaviour Sports/Recreation Area β€”
Apr 2026Anti-social behaviour Henwalia β€”
Apr 2026Anti-social behaviour Henwalia β€”
Apr 2026Violence and sexual offences Cil Peblig Under investigation
Apr 2026Violence and sexual offences Cil Peblig Under investigation
Apr 2026Violence and sexual offences Cil Peblig Under investigation
Apr 2026Anti-social behaviour Cil Peblig β€”
Apr 2026Burglary Marcus Street Under investigation
Apr 2026Violence and sexual offences Bryn Hyfryd Under investigation
Apr 2026Anti-social behaviour Rhes Assheton β€”
Apr 2026Anti-social behaviour Bryn Hyfryd β€”
Apr 2026Vehicle crime Rhes Assheton Under investigation
Apr 2026Burglary Stryd Santes Helen Under investigation
Apr 2026Violence and sexual offences Rhes Cwstenin Under investigation
Apr 2026Violence and sexual offences Rhes Cwstenin Under investigation
Apr 2026Violence and sexual offences Rhes Cwstenin Under investigation
Apr 2026Violence and sexual offences Rhes Cwstenin Under investigation
Apr 2026Violence and sexual offences Hyfrydle Under investigation
Apr 2026Violence and sexual offences Rhes Assheton Unable to prosecute suspect
Apr 2026Violence and sexual offences Pendalar Under investigation
Apr 2026Burglary Pendalar Under investigation
Apr 2026Violence and sexual offences Pendalar Unable to prosecute suspect

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.