Total Crime Rate

72.0 per 1,000 6/10 · Average

All offences · May 2025 - Apr 2026

Violent Crime Rate

30.3 per 1,000 6/10 · Average

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 72.0 6/10
  • Violent crimes 30.3 6/10
  • Violence and sexual offences 18.9 5/10
  • Burglary 11.4 9/10
  • Criminal damage and arson 11.4 7/10
  • Anti-social behaviour 7.6 4/10
  • Public order 7.6 6/10
  • Vehicle crime 7.6 7/10
  • Drugs 3.8 4/10
  • Robbery 3.8 5/10
  • Bicycle theft 0.0 1/10
  • Other crime 0.0 1/10
  • Other theft 0.0 1/10
  • Possession of weapons 0.0 1/10
  • Shoplifting 0.0 1/10
  • Theft from the person 0.0 1/10
Values shown per 1,000 residents · May 2025 - Apr 2026 · Rating compares this oa to UK peers of the same type.
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Crime overview

Stream Street area has the 11th lowest crime rate of 23 local areas in Mountain Ash , and the 349th highest crime rate of 791 local areas in Rhondda Cynon Taf .

At least one of the neighbouring streets has high or very high crime levels. However, overall crime around this postcode is more mixed, with some nearby areas experiencing lower crime.

The overall crime rate in the area around Stream Street (CF45 3LL) in the last 12 months was 72.0 per 1,000 residents and was 21.8% lower than the Mountain Ash average (92.1 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 5 offences recorded. The least common crime was Drugs with 1 case , up 100.0% compared to 2025. The fastest-growing crime category was Criminal damage and arson ( 200.0% YoY). The sharpest decline was Public order ( -50.0% YoY).

Violent crimes totalled 8 (≈ 30.3 per 1,000 residents). Year-over-year these were falling ( -27.3% ). Over the last decade, overall crime has falling ( -58.3% comparing early vs recent averages) .

In the area around Stream Street (CF45 3LL), the main crime hotspot is near Chancery Lane. Police recorded 19 crimes here, including 14 violent or public-order offences. All these locations are within roughly 0.3 miles.

View Crime In Mountain Ash

Crime Over Time in Stream Street area

Showing crimes within 0.3 miles (12/12)
Month:
MonthCrimeLocation*Last Outcome
Apr 2026Other crime Woodland Terrace Investigation complete; no suspect identified
Apr 2026Public order Coplestone Street Under investigation
Apr 2026Violence and sexual offences Chancery Lane Awaiting court outcome
Apr 2026Criminal damage and arson Chancery Lane Unable to prosecute suspect
Apr 2026Anti-social behaviour Ifor Street —
Apr 2026Other theft Parking Area Investigation complete; no suspect identified
Apr 2026Violence and sexual offences Ffrwd Crescent Under investigation
Apr 2026Violence and sexual offences Napier Street Under investigation
Apr 2026Violence and sexual offences Pryce Street Under investigation
Apr 2026Violence and sexual offences Pryce Street Under investigation
Apr 2026Violence and sexual offences Graig Street Under investigation
Apr 2026Violence and sexual offences Darran Road Under investigation
* on or near this location Page 1 • Showing 12 of 12

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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