| Name | Deductibility Code |
| Ccls Foundation | -- |
| Friends for Life Inc. | -- |
| Little Seed Foundation | 4 |
| Stacy Ann Vanderlinde Memorial Foundation | -- |
| Trinity Evangelical Lutheran Cemetery of Watertown Minn | 6 |
| Watertown Area Fine Arts Council | -- |
| Watertown Area Historical Society | -- |
| Watertown Area Youth Ministries Inc. | -- |
| Watertown Cemetery Assoc | 6 |
| Watertown-Mayer Royal Boosters | -- |
| Watertown-Mayer Special Projects Committee | -- |