Here are the school SAT averages from class of 2008.
Highest SAT average down to lowest SAT average
1263 - Talented & Gifted magnet (Dallas ISD)
1209 - Science & Engineering magnet (Dallas ISD)
1201 - Highland Park (Highland Park ISD)
1180 - Plano West (Plano ISD)
1161 - Plano Sr. (Plano ISD)
1124 - Flower Mound (Lewisville ISD)
1124 - Southlake Carroll Sr. (Carroll ISD)
1123 - Plano East (Plano ISD)
1118 - Coppell (Coppell ISD)
1098 - Marcus (Lewisville ISD)
1097 - Grapevine (Grapevine-Colleyville ISD)
1096 - JJ Pearce (Richardson ISD)
1095 - Heritage (Grapevine-Colleyville ISD)
1084 - Allen (Allen ISD)
1081 - Martin (Arlington ISD)
1072 - Hebron (Lewisville ISD)
1072 - Garland (Garland ISD)
1067 - The Colony (Lewisville ISD)
1065 - McKinney (McKinney ISD)
1064 - Rockwall (Rockwall ISD)
1063 - Denton (Denton ISD)
1063 - Lake Highlands (Richardson ISD)
1063 - Frisco (Frisco ISD)
1057 - Gunter (Gunter ISD)
1056 - Centennial (Frisco ISD)
1056 - Boyd (McKinney ISD)
1055 - North (McKinney ISD)
1052 - Argyle (Argyle ISD)
1051 - Crandall (Crandall ISD)
1043 - RL Turner (Carrollton-Farmers Branch ISD)
1044 - Trinity (HEB ISD)
1041 - Creekview (Carrollton-Farmers Branch ISD)
1041 - Arlington (Arlington ISD)
1037 - Prosper (Prosper ISD)
1036 - Lewisville (Lewisville ISD)
1035 - Newman Smith (Carrollton-Farmers Branch ISD)
1035 - Midlothian (Midlothian ISD)
1033 - Lamar (Arlington ISD)
1032 - Heath (Rockwall ISD)
1030 - Ryan (Denton ISD)
1030 - Ennis (Ennis ISD)
1029 - Bell (HEB ISD)
1027 - Richardson (Richardson ISD)
1025 - Booker T. Performing/Visual Arts magnet (Dallas ISD)
1022 - Wakeland (Frisco ISD)
1019 - Rowlett (Garland ISD)
1016 - Berkner (Richardson ISD)
1012 - Poteet (Mesquite ISD)
1012 - Woodrow (Dallas ISD)
1008 - Wylie (Wylie ISD)
1008 - Princeton (Princeton ISD)
1004 - Mansfield (Mansfield ISD)
1003 - Anna (Anna ISD)
997 - Nimitz (Irving ISD)
997 - Guyer (Denton ISD)
996 - Sachse (Garland ISD)
992 - Red Oak (Red Oak ISD)
990 - North Garland (Garland ISD)
990 - Public Services magnet (Dallas ISD)
990 - Melissa (Melissa ISD)
988 - Royse City (Royse City ISD)
988 - Lake Dallas (Lake Dallas ISD)
987 - South Grand Prairie (Grand Prairie ISD)
987 - Health magnet (Dallas ISD)
983 - North Mesquite (Mesquite ISD)
982 - Summit (Mansfield ISD)
981 - Forney (Forney ISD)
975 - South Garland (Garland ISD)
974 - Horn (Mesquite ISD)
969 - MacArthur (Irving ISD)
969 - Hillcrest (Dallas ISD)
968 - Naaman Forest (Garland ISD)
965 - The Academy (Irving ISD)
964 - Ranchview (Carrollton-Farmers Branch ISD)
964 - Timberview (Mansfield ISD)
958 - Waxahachie (Waxahachie ISD)
957 - Business magnet (Dallas ISD)
956 - Mesquite (Mesquite ISD)
955 - Legacy (Mansfield ISD)
952 - Education/Social Services (Dallas ISD)
948 - Little Elm (Little Elm ISD)
946 - Grand Prairie (Grand Prairie ISD)
946 - Duncanville (Duncanville ISD)
945 - Irving (Irving ISD)
945 - Terrell (Terrell ISD)
941 - Seguin (Arlington ISD)
933 - Bowie (Arlington ISD)
913 - Cedar Hill (Cedar Hill ISD)
911 - Lakeview Centennial (Garland ISD)
908 - Ferris (Ferris ISD)
905 - West Mesquite (Mesquite ISD)
901 - Middle College (Dallas ISD)
895 - DeSoto (DeSoto ISD)
881 - Skyline (Dallas ISD)
876 - Bryan Adams (Dallas ISD)
875 - WT White (Dallas ISD)
858 - Sam Houston (Arlington ISD)
826 - Molina (Dallas ISD)
825 - Seagoville (Dallas ISD)
825 - Sunset (Dallas ISD)
822 - Lancaster (Lancaster ISD)
805 - Carter (Dallas ISD)
788 - Thomas Jefferson (Dallas ISD)
778 - Spruce (Dallas ISD)
777 - Samuel (Dallas ISD)
761 - North Dallas (Dallas ISD)
760 - Kimball (Dallas ISD)
759 - Adamson (Dallas ISD)
756 - Pinkston (Dallas ISD)
748 - Maceo Smith (Dallas ISD)
743 - Lincoln (Dallas ISD)
730 - Madison (Dallas ISD)
728 - South Oak Cliff (Dallas ISD)
703 - Roosevelt (Dallas ISD)
Compiled from the Texas Education Website