Montgomery County Public Schools (MCPS) is a public school district that serves Montgomery County, Maryland. With 210 schools, it is the largest school district in the state of Maryland. For the 2022–23 school year, the district had about 160,554 students taught by about 13,994 teachers, 86.4 percent of whom had a master's degree or equivalent. MCPS receives nearly half of the county's budget—47% in 2023.

Montgomery County is the most populous county in the U.S. state of Maryland. As of the 2020 census, the county's population was 1,062,061, increasing by 9.3% from 2010. The county seat is Rockville and Germantown is the most populous place in the county. The county is adjoined to Washington, D.C., the nation's capital, and is part of the Washington metropolitan area and the Washington–Baltimore combined statistical area. Most of the county's residents live in Silver Spring, Bethesda, Germantown, and the incorporated cities of Rockville and Gaithersburg.