What is the population of douglas county? Douglas County is a county in the U.S. state of Oregon. As of the 2010 census, the population was 107,667.What county is douglas nebraska in? Douglas is a village in Otoe County, Nebraska, United States. The population was 231 at the 2000 census.What is the area of douglas county nebraska? Douglas County is a county equivalent area found in Nebraska, USA. The county government of Douglas is found in the county seat of Omaha. With a total 878.9 sq. km of land and water area, Douglas County, Nebraska is the 2764th largest county equivalent area in the United States.How many counties are in nebraska? There are 93 counties in the U.S. state of Nebraska. Nebraska's postal abbreviation is NE and its FIPS state code is 31.