population Census Pop. %± 1880 665 — 1890 2,895 69.9% 1900 2,032 −29.8% 1910 2,930 44.2% 1920 3,734 27.4% 1930 4,157 11.3% 1940 3,535 −15.0% 1950 3,310 −6.4% 1960 3,115 −5.9% 1970 2,662 −14.5% 1980 2,269 −14.8% 1990 2,177 −4.1% 2000 2,085 −4.2% 2010 1,916 −8.1% 2020 1,723 −10.1% U.S. Decennial Census 2020 census [change | change source] ● Media related to Grambois.