Highest Medicaid coverage, US ZIP codes
US ZIP codes ranked by the share of people covered by Medicaid or other means-tested public insurance, alone or in combination with other coverage (2024 ACS). 92136 leads at 100.0%. 16,882 ZIP codes qualify in total. ZIP codes with fewer than 2,500 residents are excluded. California carries 7 of the top 25 entries.
UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which ZIP code has the highest medicaid?
92136 ranks #1 with 100.0% (2024 American Community Survey).
What are the top 5 ZIP codes by medicaid?
92136, 87045, 93660, 93615, 01105.
How many ZIP codes are in this ranking?
16,882 ZIP codes qualify after filtering for population minimums and data availability (minimum 2,500 residents). The ranking covers 2024 ACS 5-year data.
How is medicaid measured?
Share of the civilian noninstitutionalized population with Medicaid or other means-tested public coverage, alone or in combination (ACS S2704). Source: US Census Bureau, American Community Survey 5-year estimates (2024).