California: uninsured drivers
The share of drivers on the road without insurance in each state, and whether you must buy uninsured motorist coverage.
Single detailed source| Estimated share of drivers uninsured (2023) | 20.4% |
|---|---|
| Uninsured motorist coverage | Not required (insurers must offer it) |
Uninsured rates are Insurance Research Council estimates for 2023, the latest available. Required coverage limits usually match your state's liability minimums.
General information only, not legal, insurance or financial advice. Not affiliated with any government agency. Exceptions can apply. Confirm with the state agency, the court or a licensed professional in California.
How California compares
20.4% ranks 8 of 51 (1 = highest) for share of drivers uninsured (2023).
Lowest 5.7%Highest 28.2%
- 5.7% – 9.6% (11)
- 10% – 11.8% (12)
- 12% – 14.1% (9)
- 14.5% – 19% (9)
- 19.1% – 28.2% (10)
Also for California: Car insurance by state in California · Claim deadlines in California · Small claims limits in California · Total loss rules in California · Shared fault rules in California · Accident reporting rules in California · Lemon law rules in California · Sales tax rates in California · Phone-while-driving laws in California · Motorcycle helmet laws in California · Gas tax in California · Marijuana laws in California · All California rules on one page
How we checked this
Uninsured rates are Insurance Research Council estimates for 2023. Coverage requirements come from the APCIA/Insurance Information Institute state table and were checked against a second listing of the III data. Last checked: November 12, 2026. Laws change; confirm with the state agency or a licensed professional before acting.
Cross-checked sources agree Checked on official source confirmed on a government, court or legislature site Single detailed source one detailed table built from statutes or official data Under review sources disagree; read the note and the law.