| Students by Age |
| 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Spring | Spring | Spring | Spring | Spring | Spring | Spring | Spring | Spring | Spring | |
| Under 18 | 43 | 33 | 26 | 25 | 31 | 46 | 23 | 35 | 41 | 41 |
| 18 - 19 | 3368 | 3379 | 3341 | 3375 | 3293 | 3426 | 3666 | 3925 | 4075 | 4182 |
| 20 - 21 | 3683 | 3897 | 4181 | 4294 | 4268 | 4310 | 4301 | 4518 | 4777 | 5141 |
| 22 - 24 | 3182 | 3229 | 3160 | 3506 | 3623 | 3617 | 3782 | 3682 | 3743 | 3695 |
| 25 - 29 | 1583 | 1668 | 1692 | 1710 | 1731 | 1910 | 2041 | 2078 | 2099 | 2087 |
| 30 - 34 | 722 | 712 | 740 | 810 | 808 | 866 | 910 | 892 | 952 | 980 |
| 35 - 39 | 487 | 492 | 449 | 456 | 483 | 459 | 490 | 533 | 551 | 572 |
| 40 - 49 | 641 | 674 | 593 | 547 | 565 | 598 | 612 | 587 | 592 | 631 |
| 50 - 64 | 180 | 206 | 194 | 219 | 213 | 242 | 261 | 268 | 265 | 290 |
| 65 and over | 13 | 25 | 18 | 19 | 15 | 16 | 20 | 18 | 20 | 18 |
| Unknown | 5 | 8 | - | - | 1 | - | - | - | - | - |
| Total | 13907 | 14323 | 14394 | 14961 | 15031 | 15490 | 16106 | 16536 | 17115 | 17637 |
| Average Age by UA Student Level |
| 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Spring | Spring | Spring | Spring | Spring | Spring | Spring | Spring | Spring | Spring | ||
| Undergraduate | Freshman | 20.29 | 20.33 | 20.07 | 20.02 | 19.91 | 19.85 | 20.28 | 19.90 | 19.85 | 19.63 |
| Sophomore | 21.01 | 20.77 | 20.68 | 20.71 | 20.88 | 20.90 | 20.90 | 20.73 | 20.48 | 20.55 | |
| Junior | 22.41 | 22.57 | 22.25 | 22.20 | 22.12 | 22.43 | 22.49 | 22.29 | 22.20 | 22.01 | |
| Senior | 24.98 | 25.03 | 24.79 | 24.50 | 24.40 | 24.63 | 24.49 | 24.53 | 24.42 | 24.37 | |
| Post-Bacc Undergraduate | - | - | - | - | - | - | 27.71 | - | - | - | |
| Average | 22.34 | 22.40 | 22.19 | 22.15 | 22.14 | 22.25 | 22.27 | 22.09 | 21.99 | 21.90 | |
| Law | Professional Year 1 | 25.89 | 26.59 | 26.56 | 25.32 | 25.56 | 25.35 | 24.84 | 25.71 | 25.20 | 24.60 |
| Professional Year 2 | 27.32 | 27.23 | 26.64 | 27.43 | 26.38 | 26.72 | 26.50 | 25.54 | 26.65 | 25.99 | |
| Professional Year 3 | 28.76 | 28.68 | 28.27 | 27.53 | 28.45 | 27.44 | 27.61 | 27.43 | 26.67 | 27.60 | |
| Average | 27.29 | 27.32 | 27.11 | 26.65 | 26.49 | 26.39 | 26.26 | 26.22 | 26.14 | 26.01 | |
| Graduate | Graduate Certificate | - | - | - | - | - | - | 87.00 | 49.50 | 59.00 | 40.42 |
| Graduate Non-Degree | - | - | - | - | - | - | 38.27 | 38.02 | 39.10 | 39.01 | |
| LLM | 33.20 | 34.70 | 32.29 | 28.63 | 31.25 | 36.38 | 34.31 | 30.10 | 27.67 | 28.18 | |
| Master's Certificate | - | - | - | - | - | - | - | - | - | 30.00 | |
| Master | 30.02 | 30.28 | 29.90 | 30.02 | 30.12 | 29.70 | 29.42 | 29.65 | 29.85 | 30.38 | |
| Doctorate | 34.76 | 34.56 | 34.88 | 34.32 | 34.02 | 33.79 | 33.33 | 33.32 | 33.11 | 33.44 | |
| Graduate Specialist | 39.50 | 38.29 | 36.27 | 38.83 | 38.15 | 38.22 | 38.00 | 37.09 | 37.00 | 36.75 | |
| Average | 31.34 | 31.50 | 31.34 | 31.28 | 31.27 | 30.99 | 31.04 | 31.14 | 31.38 | 31.84 | |
| Average | 23.96 | 24.06 | 23.82 | 23.81 | 23.86 | 23.94 | 23.98 | 23.87 | 23.83 | 23.83 | |
| Students by Age, Degree Intent and Full/Part Time Status |
| 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Spring | Spring | Spring | Spring | Spring | Spring | Spring | Spring | Spring | Spring | |||
| Full-Time | Degree-Seeking | Under 18 | 28 | 18 | 19 | 15 | 16 | 20 | 11 | 22 | 25 | 21 |
| 18 - 19 | 3166 | 3197 | 3152 | 3183 | 3075 | 3188 | 3431 | 3643 | 3792 | 3930 | ||
| 20 - 21 | 3313 | 3501 | 3727 | 3903 | 3819 | 3876 | 3834 | 4041 | 4220 | 4614 | ||
| 22 - 24 | 2438 | 2436 | 2332 | 2631 | 2610 | 2600 | 2675 | 2604 | 2644 | 2671 | ||
| 25 - 29 | 875 | 945 | 940 | 936 | 926 | 1023 | 1075 | 1078 | 1018 | 975 | ||
| 30 - 34 | 349 | 315 | 335 | 359 | 322 | 374 | 376 | 337 | 342 | 333 | ||
| 35 - 39 | 188 | 205 | 186 | 172 | 177 | 164 | 173 | 173 | 161 | 165 | ||
| 40 - 49 | 213 | 226 | 181 | 172 | 166 | 179 | 168 | 139 | 136 | 131 | ||
| 50 - 64 | 38 | 36 | 46 | 51 | 49 | 46 | 57 | 69 | 49 | 57 | ||
| 65 and over | 2 | - | - | 1 | 4 | 2 | 3 | 2 | - | - | ||
| Unknown | 3 | 3 | - | - | - | - | - | - | - | - | ||
| Non-Degree Seeking | Under 18 | 1 | 3 | - | - | - | - | 2 | 1 | 1 | 2 | |
| 18 - 19 | 5 | 11 | 13 | 32 | 39 | 67 | 55 | 44 | 47 | 65 | ||
| 20 - 21 | 4 | 7 | 12 | 10 | 17 | 23 | 22 | 14 | 31 | 43 | ||
| 22 - 24 | 16 | 18 | 16 | 14 | 16 | 16 | 15 | 24 | 22 | 28 | ||
| 25 - 29 | 7 | 11 | 12 | 9 | 9 | 13 | 10 | 13 | 3 | 16 | ||
| 30 - 34 | 2 | 3 | 6 | 4 | 2 | 4 | 2 | 2 | 1 | 2 | ||
| 35 - 39 | - | 2 | 3 | 2 | 2 | 2 | - | 1 | - | 1 | ||
| 40 - 49 | 9 | 6 | 5 | 4 | 2 | 1 | 1 | 1 | 1 | 3 | ||
| 50 - 64 | - | 1 | 3 | 1 | 3 | 1 | 2 | 1 | 2 | 2 | ||
| 65 and over | - | 1 | 1 | - | - | - | - | - | 1 | 1 | ||
| Part-Time | Degree-Seeking | Under 18 | - | 1 | 2 | 1 | 1 | 3 | 1 | - | - | 3 |
| 18 - 19 | 187 | 166 | 166 | 153 | 169 | 152 | 166 | 214 | 204 | 160 | ||
| 20 - 21 | 359 | 384 | 432 | 373 | 423 | 399 | 429 | 444 | 504 | 465 | ||
| 22 - 24 | 698 | 742 | 783 | 829 | 963 | 969 | 1019 | 1008 | 1004 | 947 | ||
| 25 - 29 | 653 | 658 | 688 | 729 | 742 | 831 | 891 | 922 | 988 | 1025 | ||
| 30 - 34 | 325 | 348 | 367 | 419 | 445 | 462 | 479 | 510 | 562 | 604 | ||
| 35 - 39 | 262 | 248 | 229 | 251 | 273 | 263 | 267 | 319 | 347 | 349 | ||
| 40 - 49 | 349 | 365 | 353 | 321 | 346 | 381 | 377 | 385 | 379 | 424 | ||
| 50 - 64 | 107 | 124 | 116 | 125 | 117 | 150 | 154 | 164 | 176 | 178 | ||
| 65 and over | 3 | 6 | 5 | 5 | 7 | 10 | 6 | 5 | 7 | 10 | ||
| Unknown | 1 | 4 | - | - | - | - | - | - | - | - | ||
| Non-Degree Seeking | Under 18 | 14 | 11 | 5 | 9 | 14 | 23 | 9 | 12 | 15 | 15 | |
| 18 - 19 | 10 | 5 | 10 | 7 | 10 | 19 | 14 | 24 | 32 | 27 | ||
| 20 - 21 | 7 | 5 | 10 | 8 | 9 | 12 | 16 | 19 | 22 | 19 | ||
| 22 - 24 | 30 | 33 | 29 | 32 | 34 | 32 | 73 | 46 | 73 | 49 | ||
| 25 - 29 | 48 | 54 | 52 | 36 | 54 | 43 | 65 | 65 | 90 | 71 | ||
| 30 - 34 | 46 | 46 | 32 | 28 | 39 | 26 | 53 | 43 | 47 | 41 | ||
| 35 - 39 | 37 | 37 | 31 | 31 | 31 | 30 | 50 | 40 | 43 | 57 | ||
| 40 - 49 | 70 | 77 | 54 | 50 | 51 | 37 | 66 | 62 | 76 | 73 | ||
| 50 - 64 | 35 | 45 | 29 | 42 | 44 | 45 | 48 | 34 | 38 | 53 | ||
| 65 and over | 8 | 18 | 12 | 13 | 4 | 4 | 11 | 11 | 12 | 7 | ||
| Unknown | 1 | 1 | - | - | 1 | - | - | - | - | - | ||
| Total | 13907 | 14323 | 14394 | 14961 | 15031 | 15490 | 16106 | 16536 | 17115 | 17637 | ||