Logan is a city in Harrison County, Iowa, United States, along the Boyer River. The population was 1,545 at the 2000 census. It is the county seat of Harrison County. Henry Reel founded Logan in 1867, naming it in honor of General John A. Logan, a favorite army officer.
Logan's longitude and latitude coordinates
in decimal form are 41.644614, -95.789931.
According to the United States Census Bureau, the city has a total area of 1.0 square miles (2.6 km²), all of it land.