Martensdale-St. Marys Community School District is a rural public school district headquartered in Martensdale, Iowa.
The district is split between western Warren County and eastern Madison County. Communities in its service area, in addition to Martensdale, include St. Marys and Bevington.
The district mascot is the Blue Devils, and their colors are royal and gold..
The district operates two schools, located on a single campus in Martensdale:
The Blue Devils compete in the Pride of Iowa Conference in the following sports: