Building Departments in Connecticut

There are 170 Building Departments in Connecticut, serving a population of 3,594,478 people in an area of 4,842 square miles. There is 1 Building Department per 21,143 people, and 1 Building Department per 28 square miles.

The state of Connecticut is ranked 2nd in Building Departments per capita, and 1st in Building Departments per square mile.

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Connecticut Building Structure & Housing Statistics

Find Connecticut Residential Housing Units, Occupied Residential Buildings, Occupied Residential Buildings Construction Year, Occupied Residential Buildings Room Characteristics, Occupied Residential Buildings Bedroom Characteristics, and Occupied Residential Building Facility Characteristics. Data Source: U.S. Census Bureau; American Community Survey, 2017 ACS 5-Year Estimates.

Connecticut Residential Housing Units
 ConnecticutUnited States
Total Housing Units1,507,711135,393,564
Occupied Housing Units1,361,755 (90.3%)118,825,921 (87.8%)
Connecticut Occupied Residential Buildings
 ConnecticutUnited States
Single-Family Detached Homes827,108 (60.7%)74,725,744 (62.9%)
Single-Family Attached Homes75,571 (5.5%)7,108,474 (6.0%)
2 Apartments104,508 (7.7%)4,163,223 (3.5%)
3 or 4 Apartments109,586 (8.0%)5,096,643 (4.3%)
5 to 9 Apartments72,023 (5.3%)5,539,054 (4.7%)
10 or More Apartments163,304 (12.0%)15,360,749 (12.9%)
Mobile Home or Other Type of Housing9,655 (0.7%)6,832,034 (5.7%)
Connecticut Occupied Residential Buildings Construction Year
 ConnecticutUnited States
2014 or Later4,402 (0.3%)1,027,503 (0.9%)
2010 to 201316,335 (1.2%)2,888,604 (2.4%)
2000 to 200996,295 (7.1%)17,290,715 (14.6%)
1980 to 1999282,883 (20.8%)32,923,618 (27.7%)
1960 to 1979373,534 (27.4%)31,190,223 (26.2%)
1940 to 1959301,562 (22.1%)18,692,139 (15.7%)
1939 or Earlier286,744 (21.1%)14,813,119 (12.5%)
Connecticut Occupied Residential Buildings Room Characteristics
 ConnecticutUnited States
1 Room25,057 (1.8%)2,205,033 (1.9%)
2 or 3 Rooms148,285 (10.9%)12,973,069 (10.9%)
4 or 5 Rooms447,716 (32.9%)41,694,651 (35.1%)
6 or 7 Rooms427,287 (31.4%)36,818,298 (31.0%)
8 or More Rooms313,410 (23.0%)25,134,870 (21.2%)
Connecticut Occupied Residential Buildings Bedroom Characteristics
 ConnecticutUnited States
No Bedroom27,476 (2.0%)2,479,583 (2.1%)
1 Bedroom161,069 (11.8%)12,375,686 (10.4%)
2 or 3 Bedrooms865,085 (63.5%)77,772,411 (65.5%)
4 or More Bedrooms308,125 (22.6%)26,198,241 (22.0%)
Connecticut Occupied Residential Building Facility Characteristics
 ConnecticutUnited States
With Complete Plumbing Facilities1,357,690 (99.7%)118,355,147 (99.6%)
With Complete Kitchen Facilities1,353,325 (99.4%)117,845,683 (99.2%)