The data below is based on the October Count numbers at Boulder High School that were collected for the Colorado Department of Education during October 2011.
| Category |
Number |
Percentage |
| Female |
889 |
49.7% |
| Male |
901 |
50.3% |
| African-American |
25 |
1.4% |
| American Indian |
3 |
0.2% |
| Asian |
92 |
5.1% |
| Caucasian |
1317 |
73.6% |
| Hispanic |
288 |
16.1% |
| Free Lunch |
273 |
15.3% |
| Reduced Lunch |
39 |
2.2% |
| English Language Learners |
86 |
4.8% |
| Special Education |
152 |
8.5% |
| 504 |
92 |
5.1% |
| TAG |
333 |
18.6% |
| Out of District |
88 |
4.9% |
* Matching figures may not add up to 100% due to rounding of fractions.