Water costs in Sun Prairie are competitive with those charged by most communities in Wisconsin. Because community-owned utilities do not operate to make a profit, you pay only for the cost of service. This allows us to provide highly competitive water rates.
To see how your bill compares to other communities click here.
To view Rate Tariffs on file at the Wisconsin Public Service Commission click here.
- View the old water rates (click here).
- View the water rates that started November 12, 2025 (click here).