Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Hacienda La Puente Unified School District

Disclosed Apr 30, 202544,311 affectedConfirmed

Official notice

What is known

People affected44,311 (as reported by the organization)
DisclosedApr 30, 2025
HappenedFeb 9, 2025
AttackNot stated
Data exposedNot stated
SectorEducation · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: Hacienda La Puente Unified School District
Official noticeago.vermont.gov
Vermont Attorney General: 2025-08-29 Hacienda La Puente Unified School District Data Breach Notice to Consumers
Official noticein.gov
Indiana Attorney General 2025 data breach report: Hacienda La Puente Unified School District

Notices filed

Residents of CAApr 30, 2025
California AGCount not stated
Residents of CAJul 3, 2025
California AGCount not stated
Residents of INJul 3, 2025
Indiana AG28 people
Residents of VTAug 29, 2025
Vermont AGCount not stated
Residents of CASep 17, 2025
California AGCount not stated
History of this record
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 44311by backfillSource
source2026-09-25
empty to https://ago.vermont.gov/document/2025-08-29-hacienda-la-puente-unified-school-district-data-breach-notice-consumersby backfillSource
disclosed2026-09-25
2025-07-03 to 2025-04-30by backfillSource
disclosed2026-09-25
2025-09-17 to 2025-07-03by backfillSource
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.

Everything about Hacienda La Puente Unified School District