New Canaan, CT STD data is included within the Fairfield County statistics. According to a database compiled by the Centers for Prevention and Control of Disease (CDC), there were 50 diagnoses of HIV in 2017 in the county at a rate of 6.2 per 100,000 of the population, 42 cases of primary and secondary syphilis at a rate of 4.4 per 100,000 and chlamydia numbers came in at 3,811, 401.2 per 100,000 of the population. Gonorrhea cases were meanwhile reported as 112 in 2017 at a rate of 72.4.
One year prior, in 2016, HIV diagnoses were more prevalent: 81 cases at a rate of 10.1. There were fewer primary and secondary syphilis cases – 30 at a rate of 3.2. There were also fewer cases of chlamydia and gonorrhea.
In 2007, there were more gonorrhea cases – 426, at a rate of 47.9 per 100,000 of the population. Chlamydia cases were less prevalent, numbering 2,246 at a rate of 252.6. There were seven primary and secondary syphilis diagnoses at a rate of 0.8 and 50 HIV diagnoses, similar to the 2017 figure and at the same purported rate.
Syphilis is on the rise in Fairfield County, according to the state Department of Public Health 2010 report, which also reports that among the most commonly reported sexually transmitted infections, gonorrhea and chlamydia prevalence is in decline.”
Mid Fairfield AIDS Project is an HIV-specific testing facility in nearby Norfolk, CT. Free STD testing may be available here although you may need to check the information in advance.
Planned Parenthood at the Danbury Health Center also offers STD testing 16 miles from New Canaan, CT, as does the Greater Danbury Community Health Center.
Please be aware that costs may not be upfront and a follow-up appointment may be required.