From a total population of 9,316, Groton has a median age of 31.7. The average age of males, in Groton, is 29 while the average age of females is 37.7. When you compare this to median age of Connecticut, Groton is 8.6 years younger.
The median income of individuals, in Groton, is $30,263 while the average household income is $51,475. When comparing the median income of people living in Groton to the rest of Connecticut, the average income in Groton is $8,217 less.