| Statistic | South Boulder | Boulder | Colorado |
| Population | 16,230 | 108,777 | 5,758,736 |
| Population density (sq mi) | 1,801 | 4,130 | 56 |
| Median age | 38.0 | 28.8 | 36.4 |
| Male/Female ratio | 1.1:1 | 1.1:1 | 1.0:1 |
| Married (15yrs & older) | n/a | 34% | 56% |
| Families w/ Kids under 18 | 44% | 43% | 45% |
| Speak English | n/a | 85% | 83% |
| Speak Spanish | n/a | 6% | 12% |


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| Race | South Boulder | Boulder | Colorado |
| White | 89.49% | 86.30% | 84.28% |
| Black | 0.83% | 1.07% | 4.09% |
| Asian | 4.57% | 5.88% | 2.94% |
| American Indian | 0.04% | 0.28% | 0.94% |
| Native Hawaiian | 0.13% | 0.05% | 0.14% |
| Mixed race | 4.12% | 4.75% | 3.43% |
| Other race | 0.83% | 1.65% | 4.18% |