Napoleon is a city in Logan County, North Dakota in the United States. It is the county seat of Logan County. The population was 792 at the 2010 census. Napoleon was founded in 1886 and named for Napoleon Goodsill, a realtor from Steele who promoted the site.
Napoleon is located at 46°30′17″N 99°46′1″W / 46.50472°N 99.76694°W / 46.50472; -99.76694 (46.504657, -99.766979).
According to the United States Census Bureau, the city has a total area of 1.4 square miles (3.6 km²), all of it land.