Across chlamydia, gonorrhea, primary syphilis, and HIV, New Hampshire consistently sits at the lower end of national rates: a pattern so uniform it extends even to congenital syphilis, which is essentially absent here, a distinction very few states can claim. Across chlamydia, gonorrhea, primary syphilis, and HIV, the state consistently sits at the lower end of national rates, meaning residents here face a meaningfully lighter burden than most of the country. That low social vulnerability score reinforces the picture: compared with other Northeastern states, New Hampshire's population faces relatively fewer of the economic stressors that make STI prevention and care harder to reach. What complicates that good news is geography.
Every single county in the state has been identified by federal health planners as underserved for primary care, a uniform shortage that touches rural towns in the north just as much as the suburbs ringing Manchester and Nashua. With 773 cities and towns spread across a mostly rural landscape, the distance between a resident and the nearest testing provider can be substantial, and the clinic network that does exist carries real weight. New Hampshire's strong young-adult share of the population means a sizable proportion of residents fall in the age range where STIs are most commonly transmitted and least often screened, making access in smaller communities something worth thinking through before you need it.