Farmington [Hartford County] Connecticut was settled in 1640 and incorporated and named in Dec., 1645. "Tunxis shall be called Farmington", from 'farming town'.Includes the Borough of Unionville.Area, 28.8 sq. miles. Population, est., 21,161. Voting districts, 2. Principal industries, textile specialties, manufacture of ball bearing spindles, steel balls, springs, steel hatches, fans, heating tapes, sakrete products, flow and level switches, lighting fixtures, poultry equipment, leather products, wooden boxes and excelsior, compressor blades and vanes, metal stampings, rubber and plastic parts.It is considered to be a part of the Greater Hartford Metro Area.