Eugene, Oregon is 3% larger than Elk Grove, California.
Area: 109 km2 calculated
Elk Grove is a city in Sacramento County, California, located just south of the state capital of Sacramento. It is part of the Sacramento–Arden-Arcade–Roseville Metropolitan Statistical Area. As of 2014, the population of the city was estimated at 160,688. Wikipedia
Area: 112 km2 calculated
Eugene is a major city of the Pacific Northwest located in the State of Oregon. It is the third-largest city in the state and the county seat of Lane County. Wikipedia