Garnavillo is a city located in Clayton 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 0.9 square miles (2.0 km²) and sits at an elevation of 1060 ft. With a population of approximately 754 residents, Garnavillo offers a peaceful, rural atmosphere.
The town's population is composed of about 49.87% males and 50.13% females, and it has a population density of 856.82 people per square mile (330.82/km²). Garnavillo lies at a latitude of 42.87 and a longitude of -91.24, operating in the UTC-6.
Locals reflect a blend of American ancestry, with roots primarily in United States (5.3%), followed by English (6.9%), German (59.5%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 52049.