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, 2017
| Rank* | County/Independent City | Cases | Rate per 100,000 Population | Cumulative Percentage |
|---|---|---|---|---|
| 1 | Los Angeles County, CA | 1,996 | 19.7 | 6 |
| 2 | Cook County, IL | 980 | 18.8 | 9 |
| 3 | Maricopa County, AZ | 730 | 17.2 | 12 |
| 4 | New York County, NY | 596 | 36.3 | 14 |
| 5 | San Diego County, CA | 585 | 17.6 | 15 |
| 6 | San Francisco County, CA | 584 | 67.1 | 17 |
| 7 | Clark County, NV | 519 | 24.1 | 19 |
| 8 | Kings County, NY | 519 | 19.7 | 21 |
| 9 | Miami-Dade County, FL | 481 | 17.7 | 22 |
| 10 | Philadelphia County, PA | 459 | 29.3 | 24 |
| 11 | Fulton County, GA | 424 | 41.4 | 25 |
| 12 | Dallas County, TX | 417 | 16.2 | 27 |
| 13 | Bronx County, NY | 388 | 26.7 | 28 |
| 14 | San Joaquin County, CA | 379 | 51.7 | 29 |
| 15 | Orange County, CA | 369 | 11.6 | 30 |
| 16 | Broward County, FL | 328 | 17.2 | 31 |
| 17 | Harris County, TX | 328 | 7.1 | 32 |
| 18 | Franklin County, OH | 321 | 25.4 | 33 |
| 19 | King County, WA | 321 | 14.9 | 34 |
| 20 | Bexar County, TX | 314 | 16.3 | 36 |
| 21 | Travis County, TX | 310 | 25.8 | 37 |
| 22 | Sacramento County, CA | 287 | 19.0 | 37 |
| 23 | DeKalb County, GA | 281 | 38.0 | 38 |
| 24 | Fresno County, CA | 279 | 28.5 | 39 |
| 25 | Washington, D.C. | 274 | 40.2 | 40 |
| 26 | Queens County, NY | 267 | 11.4 | 41 |
| 27 | Mecklenburg County, NC | 265 | 25.1 | 42 |
| 28 | Riverside County, CA | 253 | 10.6 | 43 |
| 29 | Kern County, CA | 251 | 28.4 | 44 |
| 30 | Orange County, FL | 243 | 18.5 | 44 |
| 31 | San Bernardino County, CA | 242 | 11.3 | 45 |
| 32 | Alameda County, CA | 230 | 14.0 | 46 |
| 33 | Santa Clara County, CA | 215 | 11.2 | 47 |
| 34 | Baltimore (City), MD | 210 | 34.2 | 47 |
| 35 | Tarrant County, TX | 197 | 9.8 | 48 |
| 36 | Hillsborough County, FL | 185 | 13.4 | 49 |
| 37 | Wayne County, MI | 179 | 10.2 | 49 |
| 38 | Oklahoma County, OK | 176 | 22.5 | 50 |
| 39 | Duval County, FL | 170 | 18.4 | 50 |
| 40 | Marion County, IN | 168 | 17.8 | 51 |
| 41 | Pinellas County, FL | 160 | 16.7 | 51 |
| 42 | Multnomah County, OR | 159 | 19.9 | 52 |
| 43 | Cuyahoga County, OH | 158 | 12.6 | 52 |
| 44 | Suffolk County, MA | 152 | 19.4 | 53 |
| 45 | Hennepin County, MN | 152 | 12.3 | 53 |
| 46 | Jackson County, MO | 146 | 21.1 | 54 |
| 47 | Prince George's County, MD | 143 | 15.7 | 54 |
| 48 | Shelby County, TN | 135 | 14.4 | 55 |
| 49 | Orleans Parish, LA | 133 | 34.0 | 55 |
| 50 | Denver County, CO | 133 | 19.2 | 56 |
| 51 | Contra Costa County, CA | 133 | 11.7 | 56 |
| 52 | Jefferson County, KY | 129 | 16.9 | 56 |
| 53 | Wake County, NC | 126 | 12.0 | 57 |
| 54 | Middlesex County, MA | 121 | 7.6 | 57 |
| 55 | Stanislaus County, CA | 119 | 22.0 | 58 |
| 56 | Gwinnett County, GA | 116 | 12.8 | 58 |
| 57 | St. Louis County, MO | 114 | 11.4 | 58 |
| 58 | Guilford County, NC | 113 | 21.7 | 59 |
| 59 | Palm Beach County, FL | 110 | 7.6 | 59 |
| 60 | Davidson County, TN | 109 | 15.9 | 59 |
| 61 | Bernalillo County, NM | 107 | 15.8 | 60 |
| 62 | El Paso County, TX | 106 | 12.7 | 60 |
| 63 | St. Louis (City), MO | 101 | 32.4 | 61 |
| 64 | Hudson County, NJ | 101 | 14.9 | 61 |
| 65 | Pima County, AZ | 100 | 9.8 | 61 |
| 66 | Essex County, NJ | 98 | 12.3 | 61 |
| 67 | Manatee County, FL | 97 | 25.8 | 62 |
| 68 | Jefferson County, AL | 97 | 14.7 | 62 |
| 69 | Cobb County, GA | 97 | 13.0 | 62 |
| 70 | Salt Lake County, UT | 86 | 7.7 | 63 |
* The top 70 counties and independent cities ranked in descending order by number of cases reported in 2017 then by rate are displayed.
NOTE: Relative rankings of counties may be impacted by completeness of the variable used to identify county. See Section A1.4 in the Appendix for more information.
Page last reviewed: July 24, 2018