Middletown is the name of many small cities in the United States of America. The list of locations include:
- Middletown, California
- Middletown, Connecticut
- Middletown, Delaware
- Middletown, Illinois
- Middletown, Indiana
- Middletown, Iowa
- Middletown, Kentucky
- Middletown, Maryland
- Middletown, Michigan
- Middletown, Missouri
- Middletown, New Jersey
- Middletown, New York
- Middletown, Ohio
- Middletown, Pennsylvania
- Middletown, Rhode Island
- Middletown, Virginia
- Middletown Springs, Vermont
- Middletown Township, Pennsylvania
Other countries include:
- Middletown, County Armagh, Northern Ireland
Other uses
- Middletown studies, the 1929 and 1937 sociological case study of Muncie, Indiana, where the town was given the pseudonym of "Middletown America"
