Eaton Rapids is a city in Eaton County in the U.S. state of Michigan. The population was 5,214 at the 2010 census.
Eaton Rapids is on the northward course of the Grand River as it flows from Jackson to Lansing. There it turns westward at its confluence with the Spring Brook.
According to the United States Census Bureau, the city has a total area of 3.51 square miles (9.09 km), of which 3.39 square miles (8.78 km) is land and 0.12 square miles (0.31 km) is water.
As of the census of 2010, there were 5,214 people, 2,092 households, and 1,345 families residing in the city. The population density was 1,538.1 inhabitants per square mile (593.9/km). There were 2,387 housing units at an average density of 704.1 per square mile (271.9/km). The racial makeup of the city was 95.1% White, 0.7% African American, 0.4% Native American, 0.5% Asian, 0.8% from other races, and 2.6% from two or more races. Hispanic or Latino of any race were 4.4% of the population.
There were 2,092 households of which 36.9% had children under the age of 18 living with them, 42.1% were married couples living together, 15.3% had a female householder with no husband present, 6.8% had a male householder with no wife present, and 35.7% were non-families. 30.0% of all households were made up of individuals and 11% had someone living alone who was 65 years of age or older. The average household size was 2.49 and the average family size was 3.09.
The median age in the city was 34.8 years. 27.7% of residents were under the age of 18; 9.3% were between the ages of 18 and 24; 26.7% were from 25 to 44; 25.2% were from 45 to 64; and 11.1% were 65 years of age or older. The gender makeup of the city was 48.3% male and 51.7% female.
As of the census of 2000, there were 5,330 people, 2,067 households, and 1,399 families residing in the city. The population density was 1,576.9 per square mile (608.9/km²). There were 2,168 housing units at an average density of 641.4 per square mile (247.7/km²). The racial makeup of the city was 96.12% White, 0.38% African American, 0.45% Native American, 0.54% Asian, 1.01% from other races, and 1.50% from two or more races. Hispanic or Latino of any race were 2.93% of the population.
There were 2,067 households out of which 39.7% had children under the age of 18 living with them, 47.8% were married couples living together, 13.9% had a female householder with no husband present, and 32.3% were non-families. 27.4% of all households were made up of individuals and 12.2% had someone living alone who was 65 years of age or older. The average household size was 2.57 and the average family size was 3.11.
In the city, the population was spread out with 31.0% under the age of 18, 8.9% from 18 to 24, 30.7% from 25 to 44, 18.2% from 45 to 64, and 11.2% who were 65 years of age or older. The median age was 32 years. For every 100 females, there were 92.6 males. For every 100 females age 18 and over, there were 87.9 males.
The median income for a household in the city was $39,769, and the median income for a family was $48,239. Males had a median income of $37,582 versus $29,440 for females. The per capita income for the city was $18,446. About 3.2% of families and 5.9% of the population were below the poverty line, including 6.3% of those under age 18 and 2.1% of those age 65 or over.
Eaton Rapids Michigan neighborhoods include: Eaton Rapids, Eaton Township, Hamlin, Perkey Rd Plus