Building Departments in Washington

1. Government Offices
2. Building Departments
3. Washington

There are 148 Building Departments in Washington, serving a population of 7,169,967 people in an area of 66,439 square miles. There is 1 Building Department per 48,445 people, and 1 Building Department per 448 square miles.

The state of Washington is ranked 17th in Building Departments per capita, and 22nd in Building Departments per square mile.

Washington Building Structure & Housing Statistics

Find Washington Residential Housing Units, 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, 2018 ACS 5-Year Estimates.

Washington Residential Housing Units

	Washington	United States
Total Housing Units	3,064,381	136,384,292
Occupied Housing Units	2,800,423 (91.4%)	119,730,128 (87.8%)

Washington Occupied Residential Buildings

	Washington	United States
Single-Family Detached Homes	1,782,051 (63.6%)	75,188,261 (62.8%)
Single-Family Attached Homes	110,844 (4.0%)	7,179,636 (6.0%)
2 Apartments	66,245 (2.4%)	4,153,773 (3.5%)
3 or 4 Apartments	100,527 (3.6%)	5,118,888 (4.3%)
5 to 9 Apartments	127,774 (4.6%)	5,577,084 (4.7%)
10 or More Apartments	435,497 (15.6%)	15,689,922 (13.1%)
Mobile Home or Other Type of Housing	177,485 (6.3%)	6,822,564 (5.7%)

Washington Occupied Residential Buildings Construction Year

	Washington	United States
2014 or Later	62,312 (2.2%)	1,851,938 (1.5%)
2010 to 2013	99,185 (3.5%)	3,196,699 (2.7%)
2000 to 2009	440,508 (15.7%)	17,155,048 (14.3%)
1980 to 1999	852,224 (30.4%)	33,022,714 (27.6%)
1960 to 1979	712,540 (25.4%)	31,176,353 (26.0%)
1940 to 1959	349,181 (349,181.0%)	18,573,225 (18,573,225.0%)
1939 or Earlier	284,473 (10.2%)	14,754,151 (12.3%)

Washington Occupied Residential Buildings Room Characteristics

	Washington	United States
1 Room	74,460 (2.7%)	2,333,713 (1.9%)
2 or 3 Rooms	1,757,506 (62.8%)	78,073,033 (65.2%)
4 or 5 Rooms	909,467 (32.5%)	41,748,319 (34.9%)
6 or 7 Rooms	811,744 (29.0%)	36,978,835 (30.9%)
8 or More Rooms	650,359 (23.2%)	25,544,174 (21.3%)

Washington Occupied Residential Buildings Bedroom Characteristics

	Washington	United States
No Bedroom	85,244 (3.0%)	2,612,624 (2.2%)
1 Bedroom	307,033 (11.0%)	12,419,557 (10.4%)
2 or 3 Bedrooms	1,757,506 (62.8%)	78,073,033 (65.2%)
4 or More Bedrooms	650,640 (23.2%)	26,624,914 (22.2%)

Washington Occupied Residential Building Facility Characteristics

	Washington	United States
With Complete Plumbing Facilities	2,788,509 (99.6%)	119,258,030 (99.6%)
With Complete Kitchen Facilities	2,771,941 (99.0%)	118,741,468 (99.2%)