- Decorah is a city located in Winneshiek County, Iowa, United States. It is the county seat of Winneshiek County and has a population of around 8,000 people. The city is known for its Norwegian heritage and strong ties to its Scandinavian roots. Decorah is home to Luther College, a private liberal arts college, which attracts students from all over the country. The downtown area of Decorah has a vibrant and charming atmosphere, with a variety of shops, restaurants, and cultural attractions. It is also surrounded by beautiful natural landscapes, including the scenic Upper Iowa River and nearby state parks, making it a popular destination for outdoor enthusiasts.