Ohio
From just over 45,000 residents in 1800, Ohio's population grew at rates of over 10% per decade (except for the 1940 census) until the 1970 census, which recorded just over 10.65 million Ohioans. Growth then slowed for the next four decades. The United States Census Bureau estimates that the population of Ohio was 11,689,442 on July 1, 2018, a 1.33% increase since the 2010 United States Census. Ohio's population growth lags that of the entire United States, and Caucasians are found in a greater density than the United States average. , Ohio's center of population is located in Morrow County, in the county seat of Mount Gilead. This is approximately south and west of Ohio's population center in 1990.
Aurora, Ohio
As of the census of 2000, there were 13,556 people, 5,047 households, and 3,901 families residing in the city. The population density is 583.8 people per square mile (225.4/km²). There are 5,361 housing units at an average density of 230.9 per square mile (89.1/km²). The racial makeup of the city was 95.67% White, 1.16% African American, 0.10% Native American, 2.24% Asian, 0.01% Pacific Islander, 0.13% from other races, and 0.69% from two or more races. Hispanic or Latino of any race were 0.58% of the population.