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Table 33. Primary and Secondary Syphilis - Reported Cases and Rates of Reported Cases in Counties and Independent Cities* Ranked by Number of Reported Cases, United States, 2013

This web page is archived for historical purposes and is no longer being updated. Newer data is available on the 

STD Data and Statistics page.

Rank†County/Independent CityCasesRate per 100,000 PopulationCumulative Percentage
1Los Angeles County, CA1,09511.06
2Cook County, IL69413.310
3San Francisco County, CA50360.913
4New York County, NY48429.915
5Miami-Dade County, FL41315.918
6Fulton County, GA37938.820
7San Diego County, CA33310.522
8Harris County, TX3197.524
9Bexar County, TX29316.425
10Kings County, NY28711.227
11Wayne County, MI28616.029
12Philadelphia County, PA27818.030
13Broward County, FL26514.632
14Dallas County, TX2449.933
15Bronx County, NY23516.735
16Maricopa County, AZ2125.436
17Baltimore (City), MD21134.037
18Orange County, CA2046.638
19DeKalb County, GA19828.039
20King County, WA1718.540
21Washington, D.C.16826.641
22Clark County, NV1648.242
23Hillsborough County, FL16312.843
24Multnomah County, OR16021.144
25Franklin County, OH15613.045
26Alameda County, CA15610.046
27Tarrant County, TX1538.147
28Orange County, FL14712.248
29Queens County, NY1476.549
30Santa Clara County, CA1457.949
31Suffolk County, MA13618.350
32Marion County, IN13514.751
33Hennepin County, MN13411.352
34Hamilton County, OH13116.352
35Travis County, TX12811.753
36Riverside County, CA1285.654
37Kern County, CA12214.255
38Prince George's County, MD12213.855
39Sacramento County, CA1178.156
40Jackson County, MO11216.557
41Mecklenburg County, NC10811.157
42Caddo Parish, LA9938.558
43Denver County, CO8914.058
44Shelby County, TN899.559
45Fresno County, CA879.259
46Palm Beach County, FL846.260
47Contra Costa County, CA797.360
48San Joaquin County, CA7510.761
49San Bernardino County, CA753.661
50Oklahoma County, OK699.362
51Oakland County, MI695.762
52Wake County, NC666.962
53Orleans Parish, LA6517.663
54Middlesex County, MA654.263
55Richland County, SC6416.363
56Salt Lake County, UT646.064
57Jefferson County, KY638.464
58St. Louis (City), MO6018.965
59Cobb County, GA598.365
60San Mateo County, CA587.865
61Stanislaus County, CA5710.966
62Pulaski County, AR5514.166
63Pima County, AZ535.366
64Hudson County, NJ528.066
65Jefferson County, AL527.967
66Pinellas County, FL525.667
67Clayton County, GA5018.867
68Gwinnett County, GA505.968
69Milwaukee County, WI505.268
70East Baton Rouge Parish, LA4810.868

*Accounting for 68% of reported primary and secondary syphilis cases.

†Counties and independent cities were ranked in descending order by number of cases reported then by rate in 2013.

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