Mercer County, Missouri

Mercer County is a located in the  of. As of, the population is 3,757. Its is.

Geography
According to the, the county has a total area of 1,179 (455 ). 1,176 km² (454 sq mi) of it is land and 3 km² (1 sq mi) of it (0.22%) is water.

Adjacent counties

 * (northwest)
 * (north)
 * (east)
 * (southeast)
 * (south)
 * (west)

Demographics
As of the of 2000, there were 3,757 people, 1,600 households, and 1,089 families residing in the county. The was 3/km² (8/sq mi). There were 2,125 housing units at an average density of 2/km² (5/sq mi). The racial makeup of the county was 98.72%, 0.19% or , 0.56% , 0.05% , 0.03% from , and 0.45% from two or more races. 0.29% of the population were or  of any race.

There were 1,600 households out of which 28.30% had children under the age of 18 living with them, 57.60% were living together, 6.70% had a female householder with no husband present, and 31.90% were non-families. 29.30% of all households were made up of individuals and 17.60% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.83.

In the county the population was spread out with 23.00% under the age of 18, 6.70% from 18 to 24, 24.20% from 25 to 44, 24.00% from 45 to 64, and 22.00% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 95.70 males. For every 100 females age 18 and over, there were 92.60 males.

The median income for a household in the county was $29,640, and the median income for a family was $35,313. Males had a median income of $26,690 versus $19,814 for females. The for the county was $15,140. About 10.20% of families and 13.30% of the population were below the, including 13.30% of those under age 18 and 14.50% of those age 65 or over.