Capitol Planning Region   (pop. 977,165)   (largest city: Hartford)
Greater Bridgeport Planning Region   (pop. 326,381)   (largest city: Bridgeport)
Lower Connecticut River Valley Planning Region   (pop. 175,244)   (largest city: Middletown)
Naugatuck Valley Planning Region   (pop. 451,887)   (largest city: Waterbury)
Northeastern Connecticut Planning Region   (pop. 95,687)   (largest city: Danielson)
Northwest Hills Planning Region   (pop. 112,696)   (largest city: Torrington)
South Central Connecticut Planning Region   (pop. 571,298)   (largest city: New Haven)
Southeastern Connecticut Planning Region   (pop. 280,293)   (largest city: Norwich)
Western Connecticut Planning Region   (pop. 620,666)   (largest city: Danbury)