Crime in Seiriol, Isle of Anglesey
Comprehensive safety analysis for Seiriol, localized within Isle of Anglesey.
Total Crimes
Annual Crime Rate
Safety Rating
Low RiskTotal Population
12-Month Crime Trend
Safety Heatmap
Crime Categories
Incident Distribution
| Location Reference | Primary Incidents | Total |
|---|---|---|
| On or near Bryn Teg Map | Violence and sexual offences: 3Public order: 1Anti-social behaviour: 1 | 5 |
| On or near Parking Area Map | Other crime: 1Criminal damage and arson: 1 | 2 |
| On or near Gwel Eryri Map | Violence and sexual offences: 2 | 2 |
| On or near Parking Area Map | Violence and sexual offences: 1 | 1 |
| On or near Rating Row Map | Criminal damage and arson: 1 | 1 |
| On or near Castle Street Map | Burglary: 1 | 1 |
| On or near Stad Yr Ysgol Map | Criminal damage and arson: 1 | 1 |
| On or near B5109 Map | Violence and sexual offences: 1 | 1 |
| On or near Stanley Street Map | Vehicle crime: 1 | 1 |
| On or near Gadlys Lane Map | Anti-social behaviour: 1 | 1 |
Expert Safety Insights
Find Your Specific Street
You are viewing the macro-level average for the Seiriol ward. Enter a specific postcode to get hyper-local street data.
City Ranking
Safety comparison within Isle of Anglesey district.
Local Rank
National Safety
City Average
Other Wards in Isle of Anglesey
Local Policing
Cwm Cadnant
North Wales Police
Local Priorities
Anti-Social Behaviour: Anglesey
Issued: 30 Apr 2026
Status Update
Work with partner agencies to develop and act on intelligence relating to the underage sale of alcohol and vapes, prioritising those areas which have seen an increase in anti-social behaviour as a result.
Actioned: 30 Apr 2026
Enforcement Action – Ketamine
Issued: 30 Apr 2026
Status Update
Following on from successful inputs at local schools and youth organisations out neighbourhood policing team are committed to developing intelligence to conduct warrants and other positive action to address the growing trend of ketamine use across the island.
Actioned: 30 Apr 2026
Anti-Social Behaviour: Holyhead Maritime Museum
Issued: 30 Apr 2026
Status Update
To respond accordingly to reported of anti-social behaviour in Holyhead, particularly in the Maritime Museum. Our Neighbourhood Policing team will conduct regular patrols on foot in the area, liaise with partners and consider education / intervention when necessary.
Actioned: 30 Apr 2026
Engagement Events
Penysarn: Cupper with a Copper
meeting2:00 PM — 4:00 PM
Penysarn Village Hall, Tyn Y Coed Estate, Penysarn
Llanfachraeth: Cupper with a Copper
meeting12:00 PM — 1:00 PM
The Holland Arms, Valley road, Llanfachraeth, Holyhead
Please check our Facebook page for upcoming meetings and events
meeting9:00 AM — 7:00 PM
https://www.facebook.com/NWPAnglesey
Verified by Police.uk
Follow This Area
Get a free monthly email when new crime data is published for Seiriol.
add_alert Follow SeiriolFree · Monthly · No spam
Free Download
PDF Crime Report
- check_circle12-month crime trend analysis
- check_circleCrime type breakdown
- check_circleLocal & national rankings
- check_circleRisk assessment score
Free account required · Instant download
Data Integrity & Scale
Our algorithmic insights use standardized models. Read Methodology