Alleman is a city located in Polk County, in the state of Iowa (IA), United States. Nestled in the West North Central division of the Midwest region, it covers an area of 2.5 square miles (6.0 km²) and sits at an elevation of 1010 ft. With a population of approximately 439 residents, Alleman offers a peaceful, rural atmosphere.
The town's population is composed of about 50.11% males and 49.89% females, and it has a population density of 177.02 people per square mile (68.35/km²). Alleman lies at a latitude of 41.82 and a longitude of -93.61, operating in the UTC-6.
Locals reflect a blend of American ancestry, with roots primarily in United States (11.2%), followed by English (10.9%), German (38.7%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 50007.