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Table 6. Chlamydia - Reported Cases and Rates in Selected Metropolitan Statistical Areas (MSAs)* in Alphabetical Order, United States 2007-2011


Metropolitan Statistical AreasCases Rates per 100,000 Population
2007 2008 2009 2010 2011 2007 2008 2009 2010 2011
Atlanta-Sandy Springs-Marietta, GA 21,609 20,722 20,292 22,144 27,308 409.3 385.4 370.6 420.3 518.3
Austin-Round Rock, TX 6,814 8,413 8,456 8,511 9,360 426.4 509.1 495.9 495.9 545.4
Baltimore-Towson, MD 13,053 13,537 12,883 13,988 14,399 489.2 507.6 478.8 516.1 531.2
Birmingham-Hoover, AL 6,913 6,690 6,120 6,126 6,834 623.8 598.6 541.1 543.1 605.8
Boston-Cambridge-Quincy, MA-NH 10,697 11,854 13,285 14,291 15,703 238.6 262.1 289.5 313.9 344.9
Buffalo-Cheektowaga-Tonawanda, NY 5,078 5,561 5,769 5,938 5,965 450.1 494.6 513.3 522.9 525.3
Charlotte-Gastonia-Concord, NC-SC 4,216 7,046 8,869 7,458 11,452 255.3 414.0 508.1 424.2 651.4
Chicago-Naperville-Joliet, IL-IN-WI 41,403 45,803 46,505 45,726 49,590 434.7 478.6 485.4 483.3 524.1
Cincinnati-Middletown, OH-KY-IN 10,080 10,016 8,872 9,805 10,059 472.4 464.8 408.5 460.3 472.2
Cleveland-Elyria-Mentor, OH 9,351 8,731 10,439 11,608 12,348 446.0 418.1 499.2 558.8 594.4
Columbus, OH 7,157 8,314 9,015 9,545 8,953 408.0 468.9 500.3 519.7 487.5
Dallas-Fort Worth-Arlington, TX 22,292 26,090 27,142 29,314 31,871 362.8 414.1 421.0 460.1 500.2
Denver-Aurora, CO 9,539 10,996 11,803 14,320 12,710 387.0 438.7 462.5 563.0 499.7
Detroit-Warren-Livonia, MI 17,934 24,987 25,347 27,751 26,237 401.4 564.7 575.6 645.9 610.7
Hartford-West Hartford-East Hartford, CT 4,300 4,781 4,467 4,616 4,837 361.6 401.6 373.5 380.7 399.0
Houston-Baytown-Sugar Land, TX 17,196 21,100 21,032 27,522 26,543 305.5 368.4 358.4 462.8 446.3
Indianapolis, IN 8,173 8,814 7,716 8,274 10,559 482.2 513.8 442.5 471.1 601.2
Jacksonville, FL 6,501 7,318 6,745 7,093 7,264 499.8 557.3 507.9 527.1 539.8
Kansas City, MO-KS 8,358 9,559 9,892 9,443 10,133 421.0 477.5 478.4 464.0 497.9
Las Vegas-Paradise, NV 7,333 7,753 8,177 7,614 8,337 399.3 415.5 429.7 390.2 427.3
Los Angeles-Long Beach-Santa Ana, CA 52,352 55,276 54,892 56,033 58,552 406.6 429.4 426.4 436.8 456.4
Louisville, KY-IN 3,493 4,953 5,294 6,344 6,691 283.1 397.9 420.6 494.2 521.3
Memphis, TN-MS-AR 11,349 11,896 13,368 12,463 11,685 886.3 925.2 1,024.4 947.0 887.9
Miami-Fort Lauderdale-Miami Beach, FL 13,761 18,128 19,101 19,095 19,561 254.2 334.8 344.3 343.1 351.5
Milwaukee-Waukesha-West Allis, WI 10,150 1,441 10,588 11,512 11,712 657.2 93.0 678.9 739.9 752.7
Minneapolis-St. Paul-Bloomington, MN-WI 9,514 10,093 9,925 10,870 12,027 296.6 312.5 303.5 331.4 366.7
Nashville-Davidson-Murfreesboro, TN 4,972 5,574 5,816 5,705 6,713 326.8 359.4 367.6 358.8 422.2
New Orleans-Metairie-Kenner, LA 4,573 5,109 6,701 6,947 7,998 443.8 450.5 563.1 594.9 684.9
New York-Newark-Edison, NY-NJ-PA 74,071 80,306 83,904 90,704 93,295 393.7 422.5 440.0 480.0 493.7
Oklahoma City, OK 4,646 5,650 5,475 4,704 5,087 389.4 468.4 446.1 375.4 406.0
Orlando, FL 6,825 8,287 9,199 9,491 9,545 335.8 403.3 441.7 444.7 447.2
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD 28,116 28,749 30,449 33,050 34,799 482.4 492.4 510.2 554.0 583.4
Phoenix-Mesa-Scottsdale, AZ 15,245 14,314 15,615 16,519 17,746 364.8 334.3 357.8 394.0 423.2
Pittsburgh, PA 6,616 6,920 6,597 7,096 8,436 280.8 294.3 280.1 301.2 358.0
Portland-Vancouver-Beaverton, OR-WA 5,970 6,499 7,215 7,415 8,509 274.5 294.4 321.8 333.1 382.3
Providence-New Bedford-Fall River, RI-MA 4,297 4,551 4,865 4,759 5,559 268.4 285.0 303.9 297.3 347.3
Richmond, VA 5,294 6,783 6,681 7,065 7,845 436.4 553.4 539.6 561.5 623.5
Riverside-San Bernardino-Ontario, CA 14,316 13,557 16,934 12,263 20,749 350.8 329.4 408.7 290.3 491.1
Rochester, NY 4,833 5,294 5,767 6,575 5,842 469.0 511.9 556.9 623.6 554.1
Sacramento-Arden-Arcade-Roseville, CA 8,770 8,395 6,320 8,084 10,866 419.4 397.9 297.1 376.2 505.6
Salt Lake City, UT 3,395 3,562 3,424 3,717 3,821 308.6 319.3 302.9 330.6 339.9
San Antonio, TX 8,727 9,734 11,555 12,430 13,066 438.4 479.2 557.6 580.2 609.8
San Diego-Carlsbad-San Marcos, CA 12,693 14,373 14,169 15,341 15,346 426.7 478.9 464.0 495.6 495.8
San Francisco-Oakland-Fremont, CA 16,710 17,555 16,642 17,686 18,745 397.5 410.7 385.4 407.9 432.4
San Jose-Sunnyvale-Santa Clara, CA 5,892 5,796 5,537 5,691 5,965 326.7 318.6 301.0 309.8 324.7
Seattle-Tacoma-Bellevue, WA 10,397 11,532 11,533 11,510 12,329 314.2 344.8 338.4 334.6 358.4
St. Louis, MO-IL 13,710 14,092 14,546 14,691 15,556 489.0 500.3 514.2 522.3 553.0
Tampa-St. Petersburg-Clearwater, FL 9,501 11,230 11,835 12,158 12,595 348.8 410.8 430.8 436.8 452.5
Virginia Beach-Norfolk-Newport News, VA-NC 9,383 11,867 11,954 11,388 13,669 565.7 715.6 713.9 681.2 817.7
Washington-Arlington-Alexandria, DC-VA-MD-WV 18,069 20,943 20,116 19,870 22,660 340.5 390.9 367.3 356.0 405.9
U.S. MSAs TOTAL635,637690,544718,843752,263807,431 390.6 420.4 432.5 453.3 486.5

*MSAs were selected on the basis of the largest population in the 2000 U.S. Census.

NOTE: 2008 Milwaukee County STD morbidity data were misclassified, resulting in incomplete case counts for MSA-Milwaukee-Waukesha-West Allis,WI.

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