Waterloo, Wisconsin, is a small city located in Jefferson County. It has a population of around 3,500 residents and covers an area of approximately 2.5 square miles. The city is known for its friendly community and local events, making it a welcoming place for families and visitors alike. The city is situated along the Crawfish River, providing opportunities for outdoor activities such as fishing and hiking. Waterloo is also home to the Waterloo School District, which serves the educational needs of the community. The city’s rich history and small-town charm attract those looking for a peaceful lifestyle.