Merrimack County has 27 towns and the 5th-highest tick-borne-disease baseline of New Hampshire's 10 counties, with a Lyme rate of 106 cases per 100,000 people a year (138th of 210counties in the Northeast). Pick your town below for today's score, a 7-day outlook, and what's driving it.
Tick risk is local. Pick the town nearest you.