Tysilio crime figures: 10 offences reported in September, up 900% on August

Tysilio recorded 10 crimes and anti-social behaviour incidents in September 2026, up 900% on August (1), according to the latest street-level figures published by North Wales Police.

The most commonly reported category was criminal damage and arson, with 5 reports, or 50% of the total, followed by violence and sexual offences (3) and anti-social behaviour (2).

Neighbourhood officers currently list anti-social behaviour: anglesey, enforcement action – ketamine and drug supply – proactive enforcement as their priorities for the area.

The figures by category

Category	September	August	Change
Criminal damage and arson	5	0	new
Violence and sexual offences	3	0	new
Anti-social behaviour	2	1	+1
Total	10	1	+9

Where it was reported

1. On or near Tyddyn Mostyn: 4
2. On or near Maes Tyddyn To: 1
3. On or near Pentre Coed: 1
4. On or near Maes-yr-hafod: 1
5. On or near Cae Nicholas: 1
6. On or near Lon Isaf: 1

Police move each report to a nearby anonymised point before publishing, so “on or near” a street does not mean the incident happened on that street.

What has happened since

• Under investigation: 8

Figures are from North Wales Police street-level data on data.police.uk, published monthly about two months in arrears. They count reports, not convictions, and can be revised.