| Date |
Event |
| 1961 |
Sam Houston High School opened with an enrollment of 300 students in grades 7-12. The principal was Mr. Gabe Barkate. |
| 1963 |
The gym and football stadium were built. |
| 1964 |
The band room was built. |
| 1969 |
Mr. Gabe Barkate continued as principal, and Mr. Leroy Crochette became assistant principal. |
| 1975 |
Mr. Kerry L. Durr was announced as principal of SHHS. |
| 1976 |
Sam Houston became for students in grades 9-12 because Moss Bluff Middle School opened. |
| January 11, 1982 |
The school burned down. Only the gym survived the fire. |
| 1982-83 |
Sam Houston was rebuilt. School days were "shared" with Moss Bluff Middle School and Westlake High School during this time. School days for grades 7-12 were held at one school and grades 1-6 were held in the other. |
| February 1984 |
Students moved into the new school. |
| September 1989 |
The principal was Mr. Kerry L. Durr and assistant principals were Mr. Ronald Frusha and Mr. Frank Harrell. |
| 1994-95 |
Girls' gym was built and stadium bleachers were added. |
| 1995 |
Mr. Frank Harrell became principal, and assistant principals were Mr. Ronald Frusha and Ms. Peggy Beasley-Rogers. |
| 1997 |
Mr. Patrick Deaville became assistant principal alongside Mr. Frusha. Mr. Harrell continued as principal. |
| 1999 |
The new principal was Mr. Doug McCullor, and assistant principals were Mr. Patrick Deaville and Mr. Nolan Viator. |
| 2000 |
Mrs. Anne Guildry became assistant principal alongside Mr. Patrick Deaville. Mr. McCullor continued as principal. |
| 2001 |
Mr. Mike Reed became assistant principal alongside Mrs. Anne Guidry, and Mr. McCullor was principal. |
| 2003-04 |
The new agriculture building was built. |
| 2005-06 |
Buildings A-D were built. |
| 2007 |
The main building was renovated, and the new addition to the main building was built. |
| 2009 |
Sam Houston had three assistant principals for the first time - Mrs. Anne Guidry, Mr. Mike Reed, and Mrs. Shannon Foolkes. Mr. McCullor remained as principal. |
| 2009-10 |
Building E was built and the hallways were constructed to connect buildings A-E to the main building. |
| 2010 |
Mr. Mike Reed became principal. Serving as assistant principals were Mrs. Anne Guidry, Mrs. Shannon Foolkes, and Mrs. Christie Fontenot. |
| 2010-11 |
The baseball and softball fields were built, and the track was renovated. |
| 2010-12 |
The new library and classrooms were built, as well as the new courtyard. |
| 2012 |
Mr. David Pool became assistant principal alongside Mrs. Anne Guidry and Mrs. Shannon Foolkes. Mr. Reed is the principal. |
