Colusa County, California

Colusa County is a located in the  of the  of, northwest of state capital. As of 2000, its population was 18,804. The is.

History
Colusa County is one of the original, created in at the time of statehood. Parts of the county's territory were given to in  and to  in.

The county was named after two s; Coluses (1844) and Colus (1845). The name of the county in the original state legislative act of 1850 was spelled Colusi, and often in newspapers was spelled Coluse. The word is derived from the name of a tribe living on the west side of the. The name was changed to Colusa shortly after.

Geography
According to the, the county has a total area of 2,995 (1,156 ). 2,980 km² (1,151 sq mi) of it is land and 14 km² (6 sq mi) of it (0.48%) is water. A large number of streams drain the county including and.

The county's eastern boundary is formed, in part, by the.

Cities and other communities
There are two in Colusa County:



There is one :



Other unincorporated settlements include



Adjacent counties

 * —south
 * —west
 * —north
 * —northeast
 * —east

Major highways

 * [[Image:I-5.svg|20px]]
 * [[Image:California 16.svg|20px]]
 * [[Image:California 20.svg|20px]]
 * [[Image:California 45.svg|20px]]

Public transportation
runs buses from Colusa to Williams, Arbuckle, Grimes and College City, with limited service to Maxwell.

Airports
is a general-aviation airport located near the city of Colusa.

Demographics
As of the of 2000, there were 18,804 people, 6,097 households, and 4,578 families residing in the county. The was 6/km² (16/sq mi). There were 6,774 housing units at an average density of 2/km² (6/sq mi). The racial makeup of the county was 64.29%, 0.55% or , 2.33% , 1.21% , 0.39% , 26.68% from , and 4.54% from two or more races. 46.54% of the population were or  of any race. 58.7% spoke and 40.4%  as their first language.

There were 6,097 households out of which 41.4% had children under the age of 18 living with them, 59.6% were living together, 9.6% had a female householder with no husband present, and 24.9% were non-families. 21.5% of all households were made up of individuals and 10.1% had someone living alone who was 65 years of age or older. The average household size was 3.01 and the average family size was 3.51.

In the county the population was spread out with 31.6% under the age of 18, 10.3% from 18 to 24, 26.9% from 25 to 44, 19.8% from 45 to 64, and 11.4% who were 65 years of age or older. The median age was 32 years. For every 100 females there were 103.4 males. For every 100 females age 18 and over, there were 103.8 males.

The median income for a household in the county was $35,062, and the median income for a family was $40,138. Males had a median income of $32,210 versus $21,521 for females. The for the county was $14,730. About 13.0% of families and 16.1% of the population were below the, including 19.5% of those under age 18 and 8.2% of those age 65 or over.

Politics
Colusa is a -leaning county in and  elections. The last Democrat to win a majority in the county was in.

Colusa is part of, which is held by Republican. In the, Colusa is part of the 2nd district, which is held by Republican. In the, Colusa is part of the 4th district, which is held by Republican.