STD Rates in Fairfax County, Virginia
2023 CDC surveillance data for Fairfax County, Virginia — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Fairfax County recorded a combined STD rate of 401.0 per 100,000 residents in 2023, ranking 68th of 133 counties in Virginia. Reported infections included chlamydia at 309.0 per 100,000 (3,528 cases, 35% below the state rate), gonorrhea at 86.9 per 100,000 (992 cases, 45% below the state rate), syphilis at 5.1 per 100,000 (58 cases, 52% below the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Fairfax County has confidential testing locations available.
STD Trends in Fairfax County, 2000–2023
Reported cases per 100,000 residents each year, against the Virginia rate (dashed). In a county this size a handful of cases moves the rate a long way, so read the shape rather than any single year.
Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.
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Fairfax County vs Virginia and the US
| Infection | Fairfax County | Virginia | US | vs Virginia | vs US | Rank in Virginia |
|---|---|---|---|---|---|---|
| Chlamydia | 3093,528 cases | 472.8 | 490.7 | 34.6% below | 37% below | 69th of 133 |
| Gonorrhea | 86.9992 cases | 158.3 | 178.2 | 45.1% below | 51.2% below | 65th of 133 |
| Syphilis (P&S) | 5.158 cases | 10.7 | 15.8 | 52.3% below | 67.7% below | 70th of 133 |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Virginia’s counties. The US rate is all 50 states combined. Comparisons are left out where fewer than 20 cases were reported, because a rate built on so few cases can swing widely from one year to the next.
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