While there are some Private International schools in Houston, most expats send their children to a public school or a private school. Here is a small list of private schools that either have a full time or part-time curricula for expat children.

Name Website / contact details Curriculum Number of students Cost
The Awty International School http://www.awty.org/,  7455 Awty School Ln, Houston, TX 77055, 713-686-4850 Curriculum focuses on either English or French for students from Pre-k through high school (grade 12). For French classes, the purpose is to continue classes here without interruption due to relocation, and ease re-entry at the child age’s level back to classes in their French speaking home country. 10 – 18 $12,000 to $17,000 per year
Annunciation Orthodox School http://www.aoshouston.org,  3600 Yoakum Blvd. Houston, TX 77006, 713-470-5600 Open to students of all religions, the curriculum is in English but based upon Greek orthodox principles. The school accepts students from age 3 through grades 8. Small class size Must contact the school directly for details about their annual enrollment fees, only for interested parties.
British School of Houston http://www.britishschool.org, 4211 Watonga Blvd., Houston, TX 77092, 713-290-9025 Curriculum is modeled after the British curriculum for students in grades Kindergarden through grade 11 Small class size $10,000 to $16,000 per year
Deutsche Samstagsschule Houston deutschesamstagsschule.org, Christ the King Lutheran Church, 2353 Rice Blvd., Houston, Texas 77005, 281-471-4829 Saturday classes for children (Kindergarten through Oberstufe 12) with the goal to keep children tuned for a return to German school. The child will need to be enrolled in a regular U.S. school during the week. Small class size Registration fee is $30. Cost runs around $400 per 30 Saturdays per child.