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Table 31. Primary and Secondary Syphilis - Counties and Independent Cities* Ranked by Number of Reported Cases, United States, 2009

This web page is archived for historical purposes and is no longer being updated.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 Population
Cumulative Percent
1Los Angeles County, CA7687.85
2Cook County, IL63412.010
3New York County, NY43926.913
4Fulton County, GA39639.015
5Harris County, TX3278.218
6San Francisco County, CA31438.820
7Miami-Dade County, FL31313.122
8Kings County, NY30812.024
9Dallas County, TX29412.227
10Philadelphia County, PA21815.128
11Bexar County, TX21213.130
12DeKalb County, GA20728.031
13San Diego County, CA1906.333
14Tarrant County, TX18210.434
15Shelby County, TN17519.335
16Bronx County, NY17512.636
17Broward County, FL1729.838
18Maricopa County, AZ1654.239
19Washington, D.C.16327.540
20Jefferson County, TX15865.041
21Caddo County, LA14155.842
22Baltimore (City), MD14122.143
23Wayne County, MI1266.544
24Forsyth County, NC12235.645
25Queens County, NY1195.246
26Mecklenburg County, NC11613.046
27Jefferson County, AL11517.447
28Suffolk County, MA11315.448
29Franklin County, OH1079.549
30Hamilton County, OH10512.350
31Hillsborough County, FL1018.650
32King County, WA995.351
33Orleans County, LA9630.852
34Riverside County, CA914.352
35Orange County, CA903.053
36Travis County, TX888.854
37Clark County, NV864.654
38Knox County, TN8018.655
39Orange County, FL787.355
40Wake County, NC728.356
41Prince George's County, MD718.656
42Marion County, IN708.057
43Cuyahoga County, OH695.457
44Alameda County, CA694.758
45Pulaski County, AR6818.058
46Davidson County, TN6810.959
47Cobb County, GA689.759
48Denver County, CO6711.260
49Pinellas County, FL677.460
50Sacramento County, CA674.861
51Oklahoma County, OK659.261
52Hinds County, MS6024.262
53Jackson County, MO598.862
54Santa Clara County, CA593.363
55Miller County, AR54124.963
56Pima County, AZ545.363
57Bowie County, TX5357.464
58Duval County, FL526.164
59Hudson County, NJ498.264
60Essex County, NJ496.465
61St. Landry County, LA4852.165
62Hennepin County, MN484.265
63Clayton County, GA4717.266
64Lafayette County, LA4622.266
65Guilford County, NC469.766
66Montgomery County, AL4419.667
67Richland County, SC4412.167
68Madison County, AL4313.567
69Gwinnett County, GA435.468
70Ouachita County, LA4127.368
71Jefferson County, KY415.768
72Tangipahoa County, LA4034.269
73Galveston County, TX4013.969
74Norfolk (City), VA3916.769
75St. Louis (City), MO3911.069
76East Baton Rouge County, LA399.170
77Multnomah County, OR385.370
78Richmond (City), VA3718.370
79Wayne County, NC3329.070

* Accounting for 70% of reported primary and secondary syphilis cases.

† Counties and independent cities were ranked in descending order by number of cases reported in 2009.

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