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California Health Insurers, Enrollment Almanac — 2025 Edition

Author(s):

Katherine Wilson

Published December 16, 2025

1 minute read

Facts and Data

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California Health Insurers, Enrollment Dec 2025 Edition — Quick Reference Guide (PDF 235.0 KB)

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In 2024, California health insurers covered 36.5 million enrollees. Of those, 13.7 million were commercial enrollees, 16.8 million were public managed care enrollees, and 5.9 million were enrolled through administrative services only arrangements for self-insured employers.

This quick reference guide shows enrollment by regulator, market, and insurer. The companion data file contains California enrollment data for 2012 to 2024.

These materials are part of CHCF’s California Health Care Almanac, an online clearinghouse for key data and analyses describing the state’s health care landscape. To see past editions of this almanac, contact us.