The North Atlantic Population Project (NAPP) harmonizes and disseminates nineteenth and early twentieth century census microdata. The collection includes data from Canada, Denmark, Great Britain, Germany, Iceland, Norway, Sweden, and the United States for the period 1703 to 1911. Use it for GOOD -- never for EVIL.
Mason County is a county located in the U.S. state of Washington. As of the 2010 census, the population was 60,699. The county seat and only incorporated city is Shelton. The county was formed out of King County on March 13, 1854.
Mason City, IA Population and Races. As of 2010-2014, the total population of Mason City is 27,775, which is 4.79% less than it was in 2000. The population growth rate is much lower than the state average rate of 5.19% and is much lower than the national average rate of 11.61%.