Shortly around 1700, the town changed its name to Enfield after Enfield Town in Middlesex.In 1734, the western part of town separated into the town of Somers.Powder Hollow is now home to baseball fields and hiking trails.In 1793, a historic Shaker village, Enfield Shaker village, one of nineteen scattered from Maine to Kentucky, was established in the town.
Formerly and most notably, Enfield had booming carpet and gunpowder industries.
The racial makeup of the town was 89.74% White, 5.61% African American, 0.20% Native American, 1.34% Asian, 0.02% Pacific Islander, 1.57% from other races, and 1.54% from two or more races.
Hispanic or Latino of any race were 3.74% of the population.
There were 16,418 households out of which 31.1% had children under the age of 18 living with them, 55.7% were married couples living together, 10.2% had a female householder with no husband present, and 30.6% were non-families.
25.0% of all households were made up of individuals and 9.5% had someone living alone who was 65 years of age or older.
The average household size was 2.53 and the average family size was 3.04. For every 100 females age 18 and over, there were 112.7 males.