What to know
Of the 50 U.S. states, New York City, and the District of Columbia (D.C.), 42 jurisdictions reported an increase in cases and incidence rate. Among the five U.S. territories and three freely associated states, five jurisdictions reported an increase in cases and six reported an increase in incidence rate.
Introduction
Reporting areas include:
- 50 U.S. states, New York City, and the District of Columbia (D.C.) unless otherwise specified
- Five U.S. territories (American Samoa, Commonwealth of the Northern Mariana Islands, Guam, Puerto Rico, and the U.S. Virgin Islands)
- Three independent countries that are in compacts of free association with the United States (Federated States of Micronesia, Republic of the Marshall Islands, and Republic of Palau)
Key findings
As in past years, four U.S. states combined reported half (50.6%) of all U.S. TB disease cases in 2023:
- California (21.9%)
- Texas (12.9%)
- New York, including New York City (9.3%)
- Florida (6.5%)
These states are the most populated U.S. states, but only represent about a third of the total U.S. population.
In 2023, the TB incidence rates (cases per 100,000 persons) in reporting areas above the national incidence rate of 2.9 cases per 100,000 persons were:
- Alaska, 10.5
- Hawaii, 8.1
- California, 5.4
- New York, including New York City,A 4.6
- Texas, 4.1
- District of Columbia, 4.0
- New Jersey, 3.7
- Maryland, 3.3
- Massachusetts, 3.2
The TB incidence rates (cases per 100,000 persons) among the U.S. territories and freely associated states were:
- Republic of the Marshall Islands, 503.7
- Federated States of Micronesia, 179.4
- Republic of Palau, 77.9
- Commonwealth of the Northern Mariana Islands, 42.9
- Guam, 26.6
- American Samoa, 11.2
- U.S. Virgin Islands, 1.9
- Puerto Rico, 0.7
Explore the data tables
- New York City, which is a distinct reporting area, had an incidence rate of 8.3 cases per 100,000 persons. When New York City was analyzed separately, the remainder of New York state had an incidence rate of 1.9 cases per 100,000 persons.