| Oostburg High School | |
| Type: | Public |
| Location: | 410 New York Avenue |
| City: | Oostburg |
| State: | Wisconsin |
| Zipcode: | 53070 |
| Country: | U.S. |
| Grades: | 9–12 |
| Enrollment: | 326 (2019–20) |
| Teaching Staff: | 21.44 (FTE) |
| Ratio: | 15.21 |
| Principal: | Josh Cole |
| Mascot: | Dutchman |
| Colors: | Red and white [1] |
| District: | Oostburg School District |
Oostburg High School is a public high school located in Oostburg, Wisconsin, United States. Part of the Oostburg School District, the school serves students in grades 9 through 12. Oostburg High School has an enrollment of 310.
As of the start of the 2015-16 academic year, Oostburg High School's athletic teams participate in The Big East Conference, which is a part of the Wisconsin Interscholastic Athletic Association (WIAA). Its teams are known as the Dutchmen and Lady Dutch.