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Table 6. Chlamydia – Reported Cases and Rates in Selected Metropolitan Statistical Areas (MSAs)* in Alphabetical Order, United States, 2005-2009

MSAs Cases Rates per 100,000 Population
2005 2006 2007 2008 2009 2005 2006 2007 2008 2009
Atlanta-Sandy Springs-Marietta, GA 16,748 20,979 21,609 20,722 20,292 340.6 408.3 409.3 385.4 377.4
Austin-Round Rock, TX 5,103 7,325 6,814 8,413 8,456 351.3 484.0 426.4 509.1 511.7
Baltimore-Towson, MD 11,071 11,617 13,053 13,537 12,883 416.9 437.0 489.2 507.6 483.0
Birmingham-Hoover, AL 4,720 5,338 6,913 6,690 6,120 433.0 485.3 623.8 598.6 547.6
Boston-Cambridge-Quincy, MA-NH 9,368 9,918 10,697 11,854 13,285 212.3 222.6 238.6 262.1 293.7
Buffalo-Cheektowaga-Tonawanda, NY 5,013 4,992 5,078 5,561 5,769 436.8 438.8 450.1 494.6 513.1
Charlotte-Gastonia-Concord, NC-SC 5,830 5,076 4,216 7,046 8,869 383.2 320.7 255.3 414.0 521.2
Chicago-Naperville-Joliet, IL-IN-WI 38,966 41,521 41,403 45,803 46,505 412.6 436.8 434.7 478.6 486.0
Cincinnati-Middletown, OH-KY-IN 8,516 8,616 10,080 10,016 8,872 411.3 409.5 472.4 464.8 411.7
Cleveland-Elyria-Mentor, OH 8,181 7,462 9,351 8,731 10,439 384.7 353.0 446.0 418.1 499.9
Columbus, OH 5,902 5,843 7,157 8,314 9,015 345.4 338.6 408.0 468.9 508.4
Dallas-Fort Worth-Arlington, TX 18,005 17,035 22,292 26,090 27,142 309.4 283.7 362.8 414.1 430.8
Denver-Aurora, CO 8,534 7,934 9,539 10,996 11,803 361.6 329.4 387.0 438.7 470.9
Detroit-Warren-Livonia, MI 20,497 17,201 17,934 24,987 25,347 456.7 384.9 401.4 564.7 572.8
Hartford-West Hartford-East Hartford, CT 3,815 3,799 4,300 4,781 4,467 321.1 319.6 361.6 401.6 375.2
Houston-Baytown-Sugar Land, TX 13,476 14,641 17,196 21,100 21,032 255.2 264.3 305.5 368.4 367.2
Indianapolis, IN 8,226 7,780 8,173 8,814 7,716 501.4 467.0 482.2 513.8 449.8
Jacksonville, FL 5,246 5,582 6,501 7,318 6,745 420.2 436.8 499.8 557.3 513.6
Kansas City, MO-KS 7,900 7,825 8,358 9,559 9,892 405.6 397.7 421.0 477.5 494.1
Las Vegas-Paradise, NV 5,623 6,592 7,333 7,753 8,177 328.7 370.8 399.3 415.5 438.3
Los Angeles-Long Beach-Santa Ana, CA 50,703 50,913 52,352 55,276 54,892 392.3 393.1 406.6 429.4 426.4
Louisville, KY-IN 3,143 3,319 3,493 4,953 5,294 260.1 271.6 283.1 397.9 425.3
Memphis, TN-MS-AR 9,457 10,224 11,349 11,896 13,368 750.0 802.1 886.3 925.2 1,039.7
Miami-Fort Lauderdale-Miami Beach, FL 10,403 12,142 13,761 18,128 19,101 191.9 222.2 254.2 334.8 352.8
Milwaukee-Waukesha-West Allis, WI 10,368 10,498 10,150 1,441 10,588 685.3 695.2 657.2 93.0 683.4
Minneapolis-St. Paul-Bloomington, MN-WI 8,513 9,271 9,514 10,093 9,925 270.9 292.0 296.6 312.5 307.3
Nashville-Davidson-Murfreesboro, TN 4,538 4,910 4,972 5,574 5,816 319.0 337.4 326.8 359.4 375.0
New Orleans-Metairie-Kenner, LA 4,761 3,401 4,573 5,109 6,701 360.9 331.9 443.8 450.5 590.9
New York-Newark-Edison, NY-NJ-PA 58,134 62,334 74,071 80,306 83,904 310.1 331.2 393.7 422.5 441.4
Oklahoma City, OK 4,798 4,627 4,646 5,650 5,475 414.8 394.7 389.4 468.4 453.9
Orlando, FL 5,862 6,579 6,825 8,287 9,199 303.2 331.5 335.8 403.3 447.7
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD 24,913 27,417 28,116 28,749 30,449 427.8 470.5 482.4 492.4 521.5
Phoenix-Mesa-Scottsdale, AZ 11,984 15,278 15,245 14,314 15,615 310.1 378.2 364.8 334.3 364.7
Pittsburgh, PA 5,880 5,789 6,616 6,920 6,597 246.4 244.2 280.8 294.3 280.6
Portland-Vancouver-Beaverton, OR-WA 5,636 5,654 5,970 6,499 7,215 268.9 264.5 274.5 294.4 326.8
Providence-New Bedford-Fall River, RI-MA 4,316 4,197 4,297 4,551 4,865 266.0 260.2 268.4 285.0 304.7
Richmond, VA 4,710 5,044 5,294 6,783 6,681 400.6 422.4 436.4 553.4 545.1
Riverside-San Bernardino-Ontario, CA 12,179 12,472 14,316 13,557 16,934 311.5 309.8 350.8 329.4 411.4
Rochester, NY 3,850 4,168 4,833 5,294 5,767 370.5 402.5 469.0 511.9 557.7
Sacramento-Arden-Arcade-Roseville, CA 8,175 9,094 8,770 8,395 6,320 400.3 439.9 419.4 397.9 299.5
Salt Lake City, UT 2,642 2,910 3,395 3,562 3,424 255.4 272.5 308.6 319.3 306.9
San Antonio, TX 8,049 8,338 8,727 9,734 11,555 425.9 429.3 438.4 479.2 568.8
San Diego-Carlsbad-San Marcos, CA 11,520 11,980 12,693 14,373 14,169 392.7 407.3 426.7 478.9 472.1
San Francisco-Oakland-Fremont, CA 13,988 15,565 16,710 17,555 16,642 336.8 372.4 397.5 410.7 389.3
San Jose-Sunnyvale-Santa Clara, CA 5,374 5,898 5,892 5,796 5,537 306.2 330.0 326.7 318.6 304.4
Seattle-Tacoma-Bellevue, WA 10,588 9,778 10,397 11,532 11,533 330.5 299.6 314.2 344.8 344.8
St. Louis, MO-IL 13,328 13,509 13,710 14,092 14,546 479.7 483.1 489.0 500.3 516.4
Tampa-St. Petersburg-Clearwater, FL 6,315 7,475 9,501 11,230 11,835 238.5 277.1 348.8 410.8 432.9
Virginia Beach-Norfolk-Newport News, VA-NC 8,414 9,139 9,383 11,867 11,954 510.8 554.1 565.7 715.6 720.9
Washington-Arlington-Alexandria, DC-VA-MD-WV 12,827 15,456 18,069 20,943 20,116 246.0 292.2 340.5 390.9 375.4
U.S. MSAs TOTAL 563,318592,216643,582698,755727,082 353.2 367.1 395.5 425.4 442.6

*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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