7814 Knollbrook Dr Crime & Safety Report

Safety overview

Total Registered Sex Offenders:

within 2 miles

within 1 mile

Total Reported Incidents & Crimes

1629

Last 12 months

Neighborhood Score

Safe

Few crime incidents, possibly some minor offenses (theft, vandalism). No or very few sex offenders within a moderate range.

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

Full report contains 11 offenders within 5 miles and 1629 crime incidents in the last 12 months.

11 Registered Sex Offenders within 5 miles Near 7814 Knollbrook Dr, Pleasanton, CA 94588

2 Rape

7 Child Involved

1 Assault

2 Other

Name / Age / Tags	Arrest / Conviction	Address	Distance	Risk
MELVIN, MICHAEL ANDREW 81 years old Child Involved	LEWD OR LASCIVIOUS ACTS WITH A CHILD UNDER 14 YEARS OF AGE 2025-08-24T09:01:37	4476 SANDALWOOD DR PLEASANTON, CA, 94588	0.7	High
ELLERSON, MARK STEVEN 64 years old Rapist Violent	ASSAULT WITH INTENT TO COMMIT A SPECIFIED SEX OFFENSE 2024-09-02T17:18:09	6851 S MARIPOSA LN DUBLIN, CA, 94568	2.1	Medium
HAZELWOOD, JOHN WAYNE 77 years old Child Involved	LEWD OR LASCIVIOUS ACTS WITH A CHILD UNDER 14 YEARS OF AGE 2024-09-02T17:18:09	2745 MORGANDRIVE SAN RAMON, CA, 94583	4.8	Medium
BITZER, WILLIAM DONALD 48 years old Child Involved	EMPLOY OR COERCE OR USE MINOR FOR PRODUCTION OF OBSCENE MATTER (NO PROOF COMMERCIAL PURPOSES) 2024-09-02T17:18:09 POSSESS OR CONTROL OBSCENE MATTER DEPICTING MINOR IN SEXUAL CONDUCT 2024-09-02T17:18:09 LEWD OR LASCIVIOUS ACTS WITH A CHILD UNDER 14 YEARS OF AGE 2024-09-02T17:18:09	3630 ANDREWS DR PLEASANTON, CA, 94588	2.6	Medium
VILLAR, GLEN ESTUR 51 years old Child Involved	SEX PENETRATION WITH FOREIGN OBJECT OF VICTIM UNDER 18 YEARS OF AGE 2024-09-02T17:18:09 LEWD OR LASCIVIOUS ACTS WITH A CHILD 14 OR 15 YEARS OF AGE AND OFFENDER 10 OR MORE YEARS OLDER THAN VICTIM 2024-09-02T17:18:09 PRIOR CODE: SEXUAL PENETRATION WITH FOREIGN OBJECT BY FORCE/FEAR 2024-09-02T17:18:09	6140 INGLEWOOD DR PLEASANTON, CA, 94588	1.2	Medium

1629 Crime & Incidents in the Last 12 Months

131 Severe

69 Medium

394 Low

1035 Other

Crime	Location (Approx.)	Severity	Description
Medical Emergency 07/16/2026 09:49 PM	Valley Ave, Pleasanton, CA 94566	Unknown	As discussed during the dispatch call, medical response to an apparent fall victim at Parkview Senior Living near Valley Avenue. An elderly female is reported to have hip pain. Units are responding.
Medical Emergency 07/16/2026 09:49 PM	Valley Ave, Pleasanton, CA 94566	Unknown	As discussed during the dispatch call, emergency medical services responded to a fall near Valley Avenue and Copperfield Boulevard.
Fire 07/16/2026 09:16 PM	I-580, Dublin, CA	MEDIUM	As discussed during the dispatch call, units are responding to a possible grass fire involving debris on the right-hand shoulder near the southbound I-680 transition to westbound I-580 in the Dublin area.
Medical Emergency 07/16/2026 09:05 PM	Livermore Outlets Dr, Livermore, CA 94551	Unknown	As discussed during the dispatch call, an EMS unit responded to a general illness near Livermore Outlets and West Jack London Boulevard. The situation appears to involve a non-critical medical issue.
Medical Emergency 07/16/2026 09:00 PM	Livermore Outlets Dr, Livermore, CA 94551	Unknown	As discussed during the dispatch call, medical response dispatched to a female near pole number one in the northwest corner of the Livermore outlets parking lot. The patient is in a blue Hyundai Elantra with flashers on and complains of generalized pain. Mall security is on scene with the patient.

Nearby Schools

Schools within 2 miles of this property, nearest first.

School	Distance
Lydiksen Elementary	0.5 mi
Donlon Elementary	1.0 mi
Foothill High	1.0 mi
York Alternative Learning Center	1.6 mi
Dublin Unified Transition Program	1.6 mi
Thomas S. Hart Middle	1.6 mi
Wells Middle	1.8 mi
Frederiksen Elementary	2.0 mi
Dublin Elementary	2.0 mi
Dublin Unified Preschool	2.0 mi

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Frequently asked questions

Is 7814 Knollbrook Dr 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.