Lewis County, Idaho

Lewis County is a located in the  of. The county was established in 1911. It was named after the explorer Meriwether Lewis. As of the 2000 Census the county had a population of 3,747 ( estimate: 3,750). The is.

Geography
According to the, the county has a total area of 1,243 (480 ). 1,241 km² (479 sq mi) of it is land and 2 km² (1 sq mi) of it (0.16%) is water. It is part of the, a wide and rolling prairie-like region of the middle.

Adjacent Counties

 * - north, west
 * - south, east
 * - northeast

Demographics
As of the of 2000, there were 3,747 people, 1,554 households, and 1,050 families residing in the county. The was 3/km² (8/sq mi). There were 1,795 housing units at an average density of 1/km² (4/sq mi). The racial makeup of the county was 92.21%, 0.35% or , 3.84% , 0.43% , 0.08% , 0.93% from , and 2.16% from two or more races. 1.89% of the population were or  of any race.

There were 1,554 households out of which 27.50% had children under the age of 18 living with them, 57.80% were living together, and 32.40% were non-families. 28.10% of all households were made up of individuals and 14.50% had someone living alone who was 65 years of age or older. The average household size was 2.39 and the average family size was 2.92.

In the county the population was spread out with 25.40% under the age of 18, 5.30% from 18 to 24, 23.80% from 25 to 44, 27.10% from 45 to 64, and 18.50% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 101.90 males. For every 100 females age 18 and over, there were 98.20 males.

The median income for a household in the county was $31,413, and the median income for a family was $37,336. Males had a median income of $31,021 versus $22,538 for females. The for the county was $15,942. About 8.70% of families and 12.00% of the population were below the, including 12.90% of those under age 18 and 9.00% of those age 65 or over.