Hamilton County (Ohio)

Hamilton County is a county located in the U.S. state of Ohio of the United States. The administrative headquarters ( County Seat) is Cincinnati.


The County is located in the extreme southwest of Ohio, on the west by Indiana, on the south by Kentucky and has an area of ​​1069 square kilometers, of which 14 square kilometers are water surface. It is bordered clockwise to the following counties: Butler County, Warren County, Clermont County, Boone County (Kentucky), Kenton County (Kentucky), Campbell County ( Kentucky) and Dearborn County ( Indiana).


Hamilton County was formed on January 2, 1790 as original county of free territory. It was named after Alexander Hamilton, a North American politician, statesman and the first finance minister of the United States.

Historical buildings


  • In 1326 the number Hopple Street, the historic Eighteenth District School stands (also known as Camp Washington Public School). The building was added in 1980 as a memorial in the NRHP (NRHP 80,003,051 ).
  • In the Cincinnati area is the historic covered Jediah Hill Covered Bridge. Built in 1850 Road bridge is located about 11 kilometers north of the Cincinnati metropolitan area off U.S. Route 127 on the Covered Bridge Road. The wooden bridge was recorded as a historic monument with the number 73001460 on 28 March 1973 by the National Register of Historic Places.
  • In number 2038 Auburn Avenue, is the William Howard Taft National Historic Site. The property serves today as a park area and as Museumsort (NRHP 66,000,612 ).

Demographic data

1900-1990 2000

According to the census in 2000 lived in Hamilton County 845 303 people in 346 790 households and 212 582 families. The population density was 801 people per square kilometer. The racial the population was made ​​up of 72.93 percent White, 23.43 percent Black or African American, 0.18 percent Native American, 1.61 percent Asian, 0.03 percent of residents from the Pacific Islander and 0.51 percent from other races groups; 1.32 percent were descended from two or more races. 1.13 percent of the population were Hispanic or Latino of any race.

Of the 346 790 households out of which 30.2 percent have children under the age of 18 living with them. 43.4 percent were married couples living together, 14.3 percent were single mothers, 38.7 percent were non-families, 32.9 percent of all households and 10.6 percent lived in people aged 65 years or older. The average household size was 2.38 and the average family size was 3.07.

Based on the county the population was spread from 25.8 percent population under 18 years, 9.6 percent between 18 and 24 years, 29.7 percent between 25 and 44 years, 21.5 percent between 45 and 64 years and 13.5 percent were 65 years old or older. The average age was 36 years. For every 100 females there were 91.1 males. For every 100 females age 18 and over, there were 86.8 men statistically.

The median income for a household was $ 40,964, and the median income for a family was $ 53,449. Males have a median income of $ 39,842, women $ 28,550. The per capita income was $ 24,053. 8.8 percent of families and 11.8 percent of the population lived below the poverty line. Of these, 16.2 percent were children or adolescents under 18 years old and 8.7 percent are 65 years old.