Middletown Township is the name of several townships in the United States:
Minnesota
- Middletown Township, Jackson County, Minnesota
New Jersey
- Middletown Township, New Jersey
Pennsylvania
- Middletown Township, Bucks County, Pennsylvania
- Middletown Township, Delaware County, Pennsylvania
- Middletown Township, Susquehanna County, Pennsylvania
See also
- Middletown (disambiguation)