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State Centers of Population 1880-2020: Washington

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State Centers of Population 1880-2020: Washington

Year North Latitude West Longitude
18801 47° 05′ 32″ 120° 36′ 29″
18901 47° 15′ 44″ 120° 52′ 30″
19001 47° 19′ 50″ 120° 46′ 35″
19101 47° 23′ 06″ 121° 04′ 16″
19201 47° 24′ 05″ 121° 14′ 24″
19302 47° 20′ 36″ 121° 09′ 12″
19402 47° 19′ 48″ 121° 09′ 34″
19503 47° 20′ 26″ 121° 23′ 04″
19603 47° 21′ 11″ 121° 24′ 04″
19703 47° 21′ 10″ 121° 31′ 57″
19804 47° 20′ 11″ 121° 31′ 57″
19905 47° 21′ 09″ 121° 36′ 46″
20006 47° 20′ 30″ 121° 37′ 28″
20106 47° 19′ 51″ 121° 37′ 12″
20206 47° 19' 46" 121° 37' 57"

1  Source:  U.S. Department of Commerce, Bureau of the Census, Fourteenth Census of the United States, 1923

2  Source:  U.S. Census Bureau, recomputation for historical county level data which relied upon aggregate county level population data with an estimated county centroid resulting in a possible error of up to one mile.

3  Source:  U.S. Department of Commerce, Bureau of the Census, Centers of Population for States and Counties, 1974

4  Source:  U.S. Census Bureau, Geography Division, recomputation from archived national block group/enumeration area data resulting in a possible error of up to 1,000 feet.

5  Source:  U.S. Census Bureau, Geography Division, recomputation from archived national block group data resulting in a possible error of up to 1,000 feet.

6  Source:  U.S. Census Bureau, computation from national block-level data.

 

Page Last Revised - November 1, 2021