Miller Grove Independent School District is a public school district located in the unincorporated community of Miller Grove, in southwestern Hopkins County, Texas, United States. It extends into a small portion of Rains County.
In 2009, the school district was rated "academically acceptable" by the Texas Education Agency (TEA). However, TEA rated the school district "A" on a scale from A to F for the 2021-2022 academic year.
Miller Grove ISD operates two schools: