Crime & Safety Report for 646 W Mendocino St, Altadena, CA 91001

Review crime and safety information near 646 W Mendocino St, Altadena, CA 91001. 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

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 115 offenders within 5 miles and 1342 crime incidents in the last 12 months.

115 Registered Sex Offenders within 5 miles Near 646 W Mendocino St, Altadena, CA 91001

115 Registered Offenders Nearby
27 Rape
84 Child Involved
9 Assault
10 Other
Photo Name / Age / Tags Arrest / Conviction Address Distance Risk
Offender photo

HOLDER, STEPHENSON PAUL

34 years old

Child Involved

POSSESS OR CONTROL OBSCENE MATTER DEPICTING MINOR IN SEXUAL CONDUCT

2025-08-24T08:17:39

1666 GLEN AYLSA AVE LOS ANGELES, CA, 90041
4.8 Medium
Offender photo

MORAN, JUAN

42 years old

Rapist

Violent

ASSAULT WITH INTENT TO COMMIT A SPECIFIED SEX OFFENSE

2025-08-24T08:18:04

1364 YOSEMITE DR EAGLE ROCK, CA, 90041
4.7 Medium
Offender photo

PARADA, RAFAEL ORLANDA

62 years old

Child Involved

LEWD OR LASCIVIOUS ACTS WITH A CHILD UNDER 14 YEARS OF AGE

2025-08-24T08:18:15

6212 TIPTON WAY LOS ANGELES, CA, 90042
4.7 Medium
Offender photo

COGSWELL, HENRY IVAN

50 years old

Rapist

1899 NORTH RAYMOND AVE PASADENA, CA, 91103
1.3 Medium
Offender photo

HERNANDEZ, LIVAN ISAIAS

51 years old

Child Involved

252 E PENN ST PASADENA, CA, 91104
1.7 Medium

1342 Crime & Incidents in the Last 12 Months

1342 Crime & Incidents by Severity
212 Severe
151 Medium
169 Low
810 Other
Crime Location (Approx.) Severity Description

Suspicious Activity

07/16/2026 10:07 PM

S Bonnie Ave, Pasadena, CA 91106

MEDIUM

As discussed during the dispatch call, officers are handling a possible follow-up investigation involving a person with a complaint near 1st Street and a residential unit on South Bonnie Avenue in Pasadena.

Medical Emergency

07/16/2026 10:04 PM

S Arroyo Blvd, Pasadena, CA 91105

Unknown

As discussed during the dispatch call, units are responding to a possible medical emergency involving a person found down in front of a location near South Arroyo Boulevard by Belfontaine Street and Grand Avenue.

Traffic

07/16/2026 09:51 PM

CA-710, Pasadena, CA

LOW

As discussed during the dispatch call, dispatch reports a possible traffic hazard on southbound State Route 710 north of the 91 Freeway, where unknown debris is in the number one and two lanes on a blind curve, raising concern for passing motorcycles.

Medical Emergency

07/16/2026 09:15 PM

Mar Vista Ave, Pasadena, CA 91106

Unknown

As discussed during the dispatch call, a medical emergency occurred after a fall near Mar Vista Avenue, close to Union Street and Yolo Street. Emergency units were dispatched to the scene.

Traffic

07/16/2026 09:15 PM

E Colorado Blvd & S Wilson Ave, Pasadena, CA 91106

LOW

As discussed during the dispatch call, units are responding to a reported traffic collision near Colorado Boulevard and Wilson Avenue in Pasadena, with police already at the scene.

Nearby Schools

Schools within 2 miles of this property, nearest first.

SchoolDistance
Aveson Global Leadership Academy0.3 mi
Odyssey Charter0.3 mi
OCS - South0.8 mi
Mary W. Jackson STEAM Multilingual Magnet Elementary0.8 mi
La Canada High1.0 mi
John Muir High1.2 mi
Pasadena Rosebud Academy1.7 mi
Alma Fuerte Public1.7 mi
Altadena Elementary1.7 mi
Washington Elementary STEM Magnet1.8 mi
Paradise Canyon Elementary1.8 mi
Octavia E. Butler Magnet1.8 mi
Charles W. Eliot Middle2.0 mi

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Frequently asked questions

Is 646 W Mendocino St 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.