Lincoln, Nebraska is 87% larger than Salem, Oregon.
Area: 230 km2 calculated
Lincoln is the capital and the second-most populous city of the State of Nebraska, after Omaha. Lincoln is also the county seat of Lancaster County and the home of the University of Nebraska. Lincoln's population in 2013 was estimated at 268,738. Wikipedia
Area: 123 km2 calculated
Salem is the capital of the U.S. state of Oregon, and the county seat of Marion County. It is located in the center of the Willamette Valley alongside the Willamette River, which runs north through the city. Wikipedia