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Table 2. Chlamydia - Reported Cases and Rates by State, Ranked by Rates, United States, 2010

Rank*StateCasesRate per 100,000 Population
1Alaska 6,019 861.7
2Mississippi 21,417 725.5
3Louisiana 29,151 648.9
4New Mexico 11,706 582.5
5South Carolina 26,525 581.5
6Alabama 27,041 574.3
7Arkansas 15,424 533.8
8New York 99,920 511.3
9Delaware 4,464 504.3
10Michigan 49,478 496.3
11Texas 119,872 483.7
12Illinois 60,672 469.9
13Hawaii 6,015 464.4
14Maryland 26,192 459.6
15Georgia 45,147 459.3
16Tennessee 28,327 449.9
17North Carolina 42,048 448.2
18Ohio 51,150 443.1
19Missouri 26,049 435.1
  U.S. TOTAL† 1,307,893 426.0
20Wisconsin 23,236 410.9
21Arizona 26,861 407.2
22California 150,443 407.0
23Florida 74,744 403.2
24South Dakota 3,192 392.9
25Virginia 30,797 390.7
26Wyoming 2,113 388.2
27Oklahoma 14,302 387.9
28Colorado 19,447 387.0
29Kentucky 16,376 379.6
30Pennsylvania 47,518 377.0
31North Dakota 2,404 371.7
32Nevada 9,666 365.7
33Connecticut 12,649 359.5
34Indiana 22,825 355.4
35Iowa 10,542 350.5
36Kansas 9,601 340.6
37Rhode Island 3,480 330.4
38Oregon 12,352 322.9
39Washington 21,348 320.3
40Massachusetts 21,080 319.7
41Montana 3,082 316.1
42New Jersey 26,142 300.2
43Minnesota 15,294 290.4
44Nebraska 5,114 284.6
45Idaho 4,208 272.2
46Utah 6,690 240.3
47West Virginia 3,876 213.0
48Vermont 1,257 202.2
49Maine 2,586 196.2
50New Hampshire 2,462 185.9

* States were ranked in descending order by rate (rounded to the nearest tenth) and by number of cases.

† Total includes cases reported by the District of Columbia with 5,589 cases and a rate of 932.0, but excludes outlying areas (Guam with 899 case and rate of 503.8, Puerto Rico with 5,960 cases and rate of 150.2, and Virgin Islands with 609 cases and rate of 554.6).

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