Gregory-Portland Independent School District is a public school district based in Portland, Texas (USA).
In addition to Portland, the district also serves the city of Gregory as well as the unincorporated communities of Doyle, Falman-County Acres, and Tradewinds.
In 2009, the school district was rated "academically acceptable" by the Texas Education Agency.
Gregory-Portland ISD students are required to adhere to a detailed dress code. Students may wear polo shirts, pre-approved school club shirts, college T-shirts, and school spirit shirts.
- Gregory-Portland High School (Grades 9-12)
- Gregory-Portland Junior High School (Grades 7-8)
- Gregory-Portland Intermediate School (Grade 6)
- W. C. Andrews Elementary School (Grades K-5)
- Stephen F. Austin Elementary School (Grades PK-5)
- T. M. Clark Elementary School (Grades PK-5)
- East Cliff Elementary School (Grades K-5)