| 2,368 | (23%) | |
| 1,697 | (16%) | |
| 1,136 | (11%) | |
| 1,018 | (10%) | |
| 873 | (8%) | |
| 823 | (8%) | |
| 519 | (5%) | |
| 495 | (5%) | |
| 493 | (5%) | |
| 266 | (3%) | |
| 255 | (2%) | |
| 153 | (2%) |
Source: U.S. Census Bureau - A.C.S 2007
| 20,768 | (100%) | |
| 17,143 | (83%) | |
| 3,314 | (16%) | |
| 473 | (2%) | |
| 267 | (1%) |
Leander Texas's population is estimated to be approximately 20,768. There are 17,143 White residents which make up 82.50 % of the states' population. The remaining population is made up of 3,314 Others, 473 Blacks, and 267 Asians.