Martin County, Kentucky

Martin County is a located in the  of. As of, the population is 12,578. Its is. The county is named for Congressman. It's a prohibition or.

Geography
According to the, the county has a total area of 598 (231 ). 598 km² (231 sq mi) of it is land and 0 km² (0 sq mi) of it (0.05%) is water.

Adjacent counties

 * (northwest)
 * (northeast, across the of the )
 * (southeast, across the Tug Fork)
 * (south)
 * (southwest)
 * (west)

Demographics
As of the of 2000, there were 12,578 people, 4,776 households, and 3,620 families residing in the county. The was 21/km² (54/sq mi). There were 5,551 housing units at an average density of 9/km² (24/sq mi). The racial makeup of the county was 99.25%, 0.03% or , 0.06% , 0.07% , 0.06% , 0.01% from , and 0.52% from two or more races. 0.62% of the population were or  of any race.

There were 4,776 households out of which 39.20% had children under the age of 18 living with them, 59.50% were living together, 12.50% had a female householder with no husband present, and 24.20% were non-families. 21.80% of all households were made up of individuals and 8.30% had someone living alone who was 65 years of age or older. The average household size was 2.62 and the average family size was 3.05.

In the county the population was spread out with 28.10% under the age of 18, 9.50% from 18 to 24, 29.30% from 25 to 44, 23.30% from 45 to 64, and 9.70% who were 65 years of age or older. The median age was 34 years. For every 100 females there were 98.00 males. For every 100 females age 18 and over, there were 92.10 males.

The median income for a household in the county was $18,279, and the median income for a family was $21,574. Males had a median income of $31,994 versus $18,011 for females. The for the county was $10,650. About 33.30% of families and 37.00% of the population were below the, including 45.10% of those under age 18 and 26.90% of those age 65 or over.