According to the United States Census Bureau, the city has a total area of 7.0 square miles (18.1 km2), of which 6.7 square miles (17.3 km2) is land and 0.31 square miles (0.8 km2), or 4.16%, is water.[5]
The students in the Dallas County portion are zoned to attend Seagoville schools, which are part of the Dallas Independent School District (DISD). The area is within the Board of Trustees District 4;[11] as of 2008 Nancy Bingham represents the district. The schools are:
Before 2012, students were zoned jointly to Seagoville Elementary School and Central Elementary School, then grades PK–2 and 3–5, respectively.[15][16] The grade alignments of Seagoville schools changed in 2012 with the opening of Seagoville North Elementary School,[17][18] and the DISD portion of Combine was rezoned to Seagoville Elementary for grades PK–5.[19]
All of Dallas County (its portion of Combine included) is in the service area of Dallas College (formerly Dallas County Community College). All of Kaufman County (its portion of Combine included) is in the service area of Trinity Valley Community College.[20]
Notes
^Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos can be of any race.[8]