Box Butte County was formed in 1886. Area Page: Western Nebraska AreaCounty Seat: Alliance NebraskaLicense Platte Prefix: 65Census 2010: 11,308Cities Towns in the County: Alliance NebraskaHemingford NebraskaMarsland NebraskaCounty Map with Cities: Box Butte County MapWebsite - County: Box Butte County Nebraska Official WebsiteWebsite - County Fair: Box Butte County Nebraska County FairWebsite - County Sheriff: Box Butte County Nebraska Sheriff Official WebsiteWebsite - County Tourism: Box Butte County Nebraska Tourism Official Website