Crime & Safety Report for 23721 Highland Valley Rd, Diamond Bar, CA 91765

Review crime and safety information near 23721 Highland Valley Rd, Diamond Bar, CA 91765. HoodScore summarizes nearby reported incidents, registered sex offenders, and neighborhood safety indicators to help buyers and renters perform better location due diligence.

Generated At — 2026-07-25

$618,000 | 2 bd | 3 ba | 1,241 sqft

Distance rings: 1 mi and 2 mi from the property.

PropertyIncidentsOffenders

Unlock the full safety report before making a decision about this neighborhood.

Full report contains 195 offenders within 5 miles and 1484 crime incidents in the last 12 months.

195 Registered Sex Offenders within 5 miles Near 23721 Highland Valley Rd, Diamond Bar, CA 91765

195 Registered Offenders Nearby
37 Rape
148 Child Involved
22 Assault
15 Other
Photo Name / Age / Tags Arrest / Conviction Address Distance Risk
Offender photo

CANTRELL, JOHN ALLEN

47 years old

Child Involved

2441 CAMERON AVE COVINA, CA, 91724
3.9 Medium
Offender photo

ALCARAZ, SALVADOR G

50 years old

Child Involved

1518 S WATERS AVE POMONA, CA, 91766
2.5 Medium
Offender photo

BELTRAN, EDWARD CRUZ

40 years old

Child Involved

847 E EIGHTH ST POMONA, CA, 91766
3.8 Medium
Offender photo

CASTILLO, MALCOM SEAN

42 years old

Child Involved

862 N PARK AVE POMONA, CA, 91766
3.5 Medium
Offender photo

CERVANTES, BRYAN CHRISTIAN

56 years old

Child Involved

22700 CHICORA DR DIAMOND BAR, CA, 91765
1.4 Medium

1484 Crime & Incidents in the Last 12 Months

1484 Crime & Incidents by Severity
180 Severe
154 Medium
380 Low
770 Other
Crime Location (Approx.) Severity Description

Traffic

07/16/2026 10:05 PM

CA-60, Diamond Bar, CA

 LOW

As discussed during the dispatch call, officers respond to a possible traffic hazard on a highway near Diamond Bar, where one vehicle is blocking the slow lane and several others are stopped on the right shoulder with flat tires, possibly due to roadway debris.

Traffic

07/16/2026 09:52 PM

E Holt Ave, Pomona, CA 91767

 LOW

As discussed during the dispatch call, engine and squad units are responding to a reported traffic collision with advanced life support needs near North Indian Hill Boulevard and East Holt Avenue in Pomona.

Medical Emergency

07/16/2026 09:47 PM

S Acacia St, San Dimas, CA 91773

 Unknown

As discussed during the dispatch call, a chest pain call was reported near South Acacia Street and West Colora Street.

Medical Emergency

07/16/2026 09:47 PM

S Towne Ave, Pomona, CA 91766

 Unknown

As discussed during the dispatch call, a medical emergency was reported near S Towne Avenue. The call involved a sick person, but details are unclear.

Medical Emergency

07/16/2026 09:37 PM

N Garey Ave, Pomona, CA 91767

 Unknown

As discussed during the dispatch call, a medical rescue response was dispatched near North Garey Avenue and West Orange Grove Avenue in Pomona.

Nearby Schools

Schools within 2 miles of this property, nearest first.

SchoolDistance
Golden Springs Elementary0.8 mi
Ranch Hills Elementary1.1 mi
Armstrong Elementary1.3 mi
Lorbeer Middle1.3 mi
International Polytechnic High1.4 mi
Kellogg Polytechnic Elementary1.5 mi
Westmont Elementary1.6 mi
Diamond Ranch High1.7 mi
Pantera Elementary1.8 mi
Decker Elementary1.9 mi

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Frequently asked questions

Is 23721 Highland Valley Rd in a low-crime area?

The current report summarizes crime-related incidents within 5 miles during the last 12 months. HoodScore compares these records with relevant benchmarks, but no report can guarantee future safety.

Why are traffic and medical calls shown separately from crime?

Traffic, medical and fire records are public-safety incidents but are not necessarily crimes. HoodScore separates them to avoid overstating the crime count.

How often is this HoodScore report updated?

The report displays its generated date. Update frequency varies by source and is explained in the HoodScore methodology.

How is the HoodScore calculated?

HoodScore combines nearby crime and offender data into a neighborhood safety score. Visit https://www.hoodscore.com/hoodscore-calculator.html to see how the calculation works.