CDC data to 7 Nov 2026 (week 44) · provisional · updates weekly
As of the week ending 7 November 2026, California has reported 513 mpox (monkeypox) cases in 2026, compared with 352 by the same point in 2025 and 459 in all of 2025. That ranks 1st among US states and territories, or 13.1 cases per million residents. In the last 8 weeks 124 cases were added, against 50 in the 8 weeks before.
Weekly mpox cases: California
Cases added each week, 2025–2026 (CDC, provisional)
Weekly mpox cases in California.
US mpox cases by state
1,500 cases in 2026 so far vs 2,128 by this point in 2025
| State | 2026 to date | Per 1M | 2025 same period | Latest week |
|---|---|---|---|---|
| California | 513 | 13.1 | 352 | 21 |
| New York | 220 | 11.1 | 379 | 9 |
| Florida | 116 | 5.3 | 92 | 2 |
| Massachusetts | 53 | 7.6 | 47 | 0 |
| Nevada | 51 | 16.2 | 6 | 3 |
| Arizona | 49 | 6.7 | 0 | 4 |
| Illinois | 46 | 3.6 | 202 | 6 |
| Colorado | 45 | 7.7 | 21 | 1 |
| Ohio | 35 | 3.0 | 23 | 0 |
| Texas | 33 | 1.1 | 260 | 1 |
| Georgia | 27 | 2.5 | 103 | 0 |
| Rhode Island | 27 | 24.6 | 5 | 3 |
| Minnesota | 25 | 4.4 | 18 | 0 |
| Pennsylvania | 25 | 1.9 | 45 | 6 |
| New Jersey | 23 | 2.5 | 30 | 0 |
| Maryland | 22 | 3.6 | 69 | 0 |
| Virginia | 20 | 2.3 | 32 | 1 |
| North Carolina | 18 | 1.7 | 34 | 0 |
| Connecticut | 15 | 4.2 | 13 | 1 |
| Kentucky | 12 | 2.7 | 10 | 2 |
| Tennessee | 11 | 1.6 | 48 | 0 |
| Indiana | 10 | 1.5 | 10 | 0 |
| Oregon | 10 | 2.4 | 19 | 0 |
| Washington | 10 | 1.3 | 123 | 0 |
| South Carolina | 9 | 1.7 | 12 | 5 |
| Wisconsin | 7 | 1.2 | 6 | 1 |
| Maine | 6 | 4.4 | 0 | 0 |
| Missouri | 6 | 1.0 | 13 | 0 |
| Alabama | 5 | 1.0 | 15 | 0 |
| Michigan | 4 | 0.4 | 20 | 0 |
| New Mexico | 4 | 1.9 | 2 | 0 |
| Utah | 4 | 1.2 | 1 | 0 |
| Idaho | 3 | 1.6 | 2 | 0 |
| Puerto Rico | 3 | 0.9 | 9 | 0 |
| Mississippi | 2 | 0.7 | 0 | 0 |
| Oklahoma | 2 | 0.5 | 8 | 0 |
| Alaska | 1 | 1.4 | 1 | 0 |
| Kansas | 1 | 0.3 | 2 | 0 |
| Montana | 1 | 0.9 | 0 | 0 |
| New Hampshire | 1 | 0.7 | 4 | 0 |
| Arkansas | 0 | 0.0 | 0 | 0 |
| Delaware | 0 | 0.0 | 0 | 0 |
| District Of Columbia | 0 | 0.0 | 0 | 0 |
| Hawaii | 0 | 0.0 | 1 | 0 |
| Iowa | 0 | 0.0 | 2 | 0 |
| Louisiana | 0 | 0.0 | 43 | 0 |
| Nebraska | 0 | 0.0 | 1 | 0 |
| North Dakota | 0 | 0.0 | 0 | 0 |
| South Dakota | 0 | 0.0 | 0 | 0 |
| Vermont | 0 | 0.0 | 1 | 0 |
| West Virginia | 0 | 0.0 | 1 | 0 |
| Wyoming | 0 | 0.0 | 0 | 0 |
Mpox in California: frequently asked questions
How many mpox cases are there in California in 2026?
California has reported 513 mpox cases in 2026 as of the week ending 7 November 2026, according to provisional CDC data, 46% more than the 352 reported by the same point in 2025.
Are mpox cases rising in California?
124 cases were added in the last 8 weeks, up from 50 in the previous 8 weeks. The weekly chart on this page shows the full trend since January 2025.
How many mpox cases were there in California in 2025?
California reported 459 mpox cases in 2025 (CDC provisional year-end total).
How does California compare with other states?
California ranks 1st of 52 US states and territories by mpox cases in 2026, with 13.1 cases per million residents against a national rate of about 4.4. The United States as a whole has reported 1,500 cases in 2026.
Where can I get an mpox vaccine in California?
The JYNNEOS (MVA-BN) vaccine is available in the US through many doctors, pharmacies, sexual health clinics and local health departments. It is given as two doses four weeks apart. Contact your healthcare provider or the California health department to find a location near you.
Where does the California mpox data come from?
Figures come from the CDC National Notifiable Diseases Surveillance System (NNDSS) weekly tables and are provisional: cases can be added later as reports arrive. This page checks for new data every 2 hours.