STD Rates in Sullivan County, New Hampshire
2023 CDC surveillance data for Sullivan County, New Hampshire — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Sullivan County is among the lower-burden counties in New Hampshire, reporting a combined STD rate of 156.9 per 100,000 residents in 2023 — 8th of 10 counties. Reported infections included chlamydia at 141.0 per 100,000 (62 cases, 28% below the state rate), gonorrhea at 13.6 per 100,000 (6 cases, too few for a reliable comparison), syphilis at 2.3 per 100,000 (1 case, too few for a reliable comparison). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Sullivan County has confidential testing locations available.
STD Trends in Sullivan County, 2000–2023
Reported cases per 100,000 residents each year, against the New Hampshire 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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Sullivan County vs New Hampshire and the US
| Infection | Sullivan County | New Hampshire | US | vs New Hampshire | vs US | Rank in New Hampshire |
|---|---|---|---|---|---|---|
| Chlamydia | 14162 cases | 196.6 | 490.7 | 28.3% below | 71.3% below | 7th of 10 |
| Gonorrhea | 13.66 cases | 41.9 | 178.2 | Too few cases | Too few cases | – |
| Syphilis (P&S) | 2.31 case | 3.9 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among New Hampshire’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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