Nashua is a city located in Chickasaw 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 973 ft. With a population of approximately 1,618 residents, Nashua offers a peaceful, rural atmosphere.
The town's population is composed of about 49.44% males and 50.56% females, and it has a population density of 657.72 people per square mile (253.95/km²). Nashua lies at a latitude of 42.95 and a longitude of -92.54, operating in the UTC-6.
Locals reflect a blend of American ancestry, with roots primarily in United States (4.9%), followed by English (9.9%), German (52%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 50658.