Brennan High School, Students and Teachers
| 2013-2014 | 2012-2013 | 2011-2012 | 2010-2011 | |||||
| Amount | % | Amount | % | Amount | % | Amount | % | |
| Total Teachers: | 131 | 109 | 105 | 87 | ||||
| Total Students: | 2,240 | 2,080 | 1,845 | 1,317 | ||||
| Grade 9: | 615 | 27.5% | 614 | 29.5% | 509 | 27.6% | 496 | 37.7% |
| Grade 10: | 612 | 27.3% | 529 | 25.4% | 490 | 26.6% | 420 | 31.9% |
| Grade 11: | 512 | 22.9% | 526 | 25.3% | 427 | 23.1% | 401 | 30.4% |
| Grade 12: | 501 | 22.4% | 411 | 19.8% | 419 | 22.7% | NA | NA |
| Ungraded: | NA | NA | NA | NA | NA | NA | NA | NA |
| Student By Gender: | ||||||||
| Male: | 1,143 | 51.0% | 1,078 | 51.8% | 937 | 50.8% | 649 | 49.3% |
| Female: | 1,097 | 49.0% | 1,002 | 48.2% | 908 | 49.2% | 668 | 50.7% |
| Student By Races: | ||||||||
| American Indian/Alaska Native: | 8 | 0.4% | 6 | 0.3% | 7 | 0.4% | 4 | 0.3% |
| Asian: | 24 | 1.1% | 27 | 1.3% | 23 | 1.2% | 8 | 0.6% |
| Hispanic: | 1,304 | 58.2% | 1,187 | 57.1% | 1,046 | 56.7% | 754 | 57.3% |
| Black: | 260 | 11.6% | 247 | 11.9% | 227 | 12.3% | 163 | 12.4% |
| White: | 475 | 21.2% | 430 | 20.7% | 417 | 22.6% | 304 | 23.1% |
| Hawaiian Native/Pacific Islander: | 12 | 0.5% | 9 | 0.4% | 10 | 0.5% | 4 | 0.3% |
| Two or More Races: | 157 | 7.0% | 174 | 8.4% | 115 | 6.2% | 80 | 6.1% |
| Lunch Program: | ||||||||
| Free Lunch Program Eligible: | 615 | 27.5% | 567 | 27.3% | 494 | 26.8% | 358 | 27.2% |
| Reduced-Price Lunch Program Eligible: | 216 | 9.6% | 188 | 9.0% | 204 | 11.1% | 131 | 9.9% |
| Student-Teacher Ratio: | 17.12 | 19.14 | 17.60 | 15.07 | ||||