Albany County was organized in 1868 of territory annexed from Laramie County in Dakota Territory, which at the time had jurisdiction over part of modern-day Wyoming. It became a county in Wyoming Territory when that territory's government was formally organized on May 19, 1869. Charles D. Bradley, a member of the legislature of the Dakota Territory named the county for Albany, New York, the capital of his native state. In 1875, the Wyoming Territorial legislature authorized portions of Albany County to be annexed to create Crook and Johnson counties, and in 1888 land was taken from Albany County for the creation of Converse County. Further adjustments were made to the county's boundary in 1911 and 1955.
Geography
According to the US Census Bureau, the county has a total area of, of which is land and is water.
At the 2000 United States Census, there were 32,014 people, 13,269 households and 7,006 families in the county. The population density was 8 per square mile. There were 15,215 housing units at an average density of 4 per square mile. The racial makeup of the county was 91.32% White, 1.11% Black or African American, 0.95% Native American, 1.7% Asian, 0.06% Pacific Islander, 2.65% from other races, and 2.22% from two or more races. 7.49% of the population were Hispanic or Latino of any race. 24.4% were of German, 11.1% English, 10.2% Irish and 6.1% American ancestry. There were 13,269 households of which 23.9% had children under the age of 18 living with them, 42.0% were married couplesliving together, 7.5% had a female householder with no husband present, and 47.2% were non-families. 31.4% of all households were made up of individuals and 6.2% had someone living alone who was 65 years of age or older. The average household size was 2.23 and the average family size was 2.84. The county population contained 18.4% of the population under the age of 18, 28.2% from 18 to 24, 26.1% from 25 to 44, 19.1% from 45 to 64, and 8.3% who were 65 years of age or older. The median age was 27 years. For every 100 females there were 106.7 males. For every 100 females age 18 and over, there were 106.4 males. The median household income was $28,790 and the median family income was $44,334. Males had a median income of $31,087 compared with $22,061 for females. The per capita income for the county was $16,706. About 10.8% of families and 21.0% of the population were below the poverty line, including 15.7% of those under the age of 18 and 8.8% of those 65 and older were living below the poverty line.
2010 census
As of the 2010 United States Census, there were 36,299 people, 15,691 households, and 7,430 families in the county. The population density was. There were 17,939 housing units at an average density of. The racial makeup of the county was 90.1% white, 2.8% Asian, 1.2% black or African American, 0.7% American Indian, 0.1% Pacific islander, 2.4% from other races, and 2.7% from two or more races. Those of Hispanic or Latino origin made up 8.8% of the population. In terms of ancestry, 31.2% were German, 15.3% were Irish, 12.5% were English, and 4.4% were American. Of the 15,691 households, 21.0% had children under the age of 18 living with them, 36.9% were married couples living together, 6.7% had a female householder with no husband present, 52.6% were non-families, and 34.9% of all households were made up of individuals. The average household size was 2.17 and the average family size was 2.84. The median age was 26.8 years. The median income for a household in the county was $42,890 and the median income for a family was $70,054. Males had a median income of $43,484 versus $33,512 for females. The per capita income for the county was $25,622. About 7.2% of families and 21.5% of the population were below the poverty line, including 10.7% of those under age 18 and 6.6% of those age 65 or over.
Owing to the presence of a substantial student body at the University of Wyoming, Albany County voters have selected the Democratic Party candidate in national elections more often than the state as a whole. Since 1892 the county has selected the Republican Party candidate in 63% of national elections.
