New Hampshire records
Common Garter Snake in New Hampshire
HarmlessThamnophis sirtalis

Yes. The Common Garter Snake has been recorded in 10 New Hampshire counties. It is non-venomous (harmless). Slender body with three light stripes running the length of a darker back.
New Hampshire counties with Common Garter Snake records
10 listedSee the full Common Garter Snake profile or all snakes in New Hampshire.