Lewis and Clark County, Montana

Lewis and Clark County is a located in the  of. As of 2000, the population was 55,716. Its is. The numerical designation for Lewis and Clark County (used in the issuance of s) is 5. The county was established in 1865 as Edgerton County; it was renamed Lewis and Clark County two years later.

Geography
According to the, the county has a total area of 9,059 (3,498 ). 8,964 km² (3,461 sq mi) of it is land and 95 km² (37 sq mi) of it (1.05%) is water.

Adjacent Counties

 * - north
 * - east
 * - east
 * - southeast
 * - south
 * - west
 * - northwest

Demographics
As of the of 2000, there were 55,716 people, 22,850 households, and 14,966 families residing in the county. The was 6/km² (16/sq mi). There were 25,672 housing units at an average density of 3/km² (7/sq mi). The racial makeup of the county was 95.21%, 0.20% or , 2.04% , 0.52% , 0.05% , 0.38% from , and 1.61% from two or more races. 1.51% of the population were or  of any race. 22.6% were of, 15.5% , 10.9% , 9.5% and 6.1%  ancestry according to.

There were 22,850 households out of which 32.20% had children under the age of 18 living with them, 52.40% were living together, 9.20% had a female householder with no husband present, and 34.50% were non-families. 29.10% of all households were made up of individuals and 8.90% had someone living alone who was 65 years of age or older. The average household size was 2.38 and the average family size was 2.95.

In the county the population was spread out with 25.60% under the age of 18, 8.50% from 18 to 24, 27.90% from 25 to 44, 26.20% from 45 to 64, and 11.70% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 96.50 males. For every 100 females age 18 and over, there were 94.00 males.

The median income for a household in the county was $37,360, and the median income for a family was $46,766. Males had a median income of $33,515 versus $23,961 for females. The for the county was $18,763. About 7.30% of families and 10.90% of the population were below the, including 12.60% of those under age 18 and 6.50% of those age 65 or over.

Notable residents

 * , sheriff of Lewis and Clark County, and later served as sheriff of.
 * , current Montana Attorney General, previously served as County Attorney of Lewis and Clark County.
 * , major league baseball pitcher, retired to Fort Harrison in Lewis and Clark County.