The student population at Lewis & Clark College is 3,504 (2,139 undergraduate and 1,365 graduate students) . The number of students has decreased by 22 (0.62%) over the past decade.
The average student population over the last 11 years is 3,418 where 3,504 students are attending the school for the academic year 2024-2025.
Total enrollment fluctuated between 2016 and 2025, with 3 year-over-year increases and 6 decreases. It peaked at 3,595 students in 2023 and was lowest at 3,157 in 2021. Overall, enrollment dropped from 3,526 to 3,504 students, a net loss of 22 (0.6%).
The following table and chart illustrate the changes in student population by gender at Lewis & Clark College since 2015.
| Year | Total | Undergraduate | Graduate | ||||
|---|---|---|---|---|---|---|---|
| Total | Men | Women | Total | Men | Women | ||
| 2015-16 | 3,526 | 2,209 | 867 | 1,342 | 1,317 | 462 | 855 |
| 2016-17 | 3,419 -107 | 2,134 -75 | 823 -44 | 1,311 -31 | 1,285 -32 | 423 -39 | 862 7 |
| 2017-18 | 3,339 -80 | 2,106 -28 | 883 60 | 1,223 -88 | 1,233 -52 | 386 -37 | 847 -15 |
| 2018-19 | 3,396 57 | 2,087 -19 | 824 -59 | 1,263 40 | 1,309 76 | 384 -2 | 925 78 |
| 2019-20 | 3,223 -173 | 1,935 -152 | 753 -71 | 1,182 -81 | 1,288 -21 | 357 -27 | 931 6 |
| 2020-21 | 3,157 -66 | 1,830 -105 | 689 -64 | 1,141 -41 | 1,327 39 | 383 26 | 944 13 |
| 2021-22 | 3,499 342 | 2,116 286 | 769 80 | 1,347 206 | 1,383 56 | 397 14 | 986 42 |
| 2022-23 | 3,595 96 | 2,204 88 | 783 14 | 1,421 74 | 1,391 8 | 386 -11 | 1,005 19 |
| 2023-24 | 3,526 -69 | 2,194 -10 | 807 24 | 1,387 -34 | 1,332 -59 | 378 -8 | 954 -51 |
| 2024-25 | 3,504 -22 | 2,139 -55 | 796 -11 | 1,343 -44 | 1,365 33 | 374 -4 | 991 37 |
| Average | 3,418 | 2,095 | 799 | 1,296 | 1,323 | 393 | 930 |
The average number of Undergraduate students over the last 11 years is 2,095 where 2,139 students are attending the Undergraduate school for the academic year 2024-2025. The following table and chart illustrate the changes in Undergraduate enrollment by attending status and gender at Lewis & Clark College since 2015.
| Year | Total | Full-time | Part-time | ||||
|---|---|---|---|---|---|---|---|
| Total | Men | Women | Total | Men | Women | ||
| 2015-16 | 2,209 | 2,177 | 852 | 1,325 | 32 | 15 | 17 |
| 2016-17 | 2,134 | 2,102 | 808 | 1,294 | 32 | 15 | 17 |
| 2017-18 | 2,106 | 2,067 | 863 | 1,204 | 39 | 20 | 19 |
| 2018-19 | 2,087 | 2,058 | 809 | 1,249 | 29 | 15 | 14 |
| 2019-20 | 1,935 | 1,904 | 737 | 1,167 | 31 | 16 | 15 |
| 2020-21 | 1,830 | 1,812 | 684 | 1,128 | 18 | 5 | 13 |
| 2021-22 | 2,116 | 2,097 | 757 | 1,340 | 19 | 12 | 7 |
| 2022-23 | 2,204 | 2,181 | 771 | 1,410 | 23 | 12 | 11 |
| 2023-24 | 2,194 | 2,164 | 789 | 1,375 | 30 | 18 | 12 |
| 2024-25 | 2,139 | 2,095 | 768 | 1,327 | 44 | 28 | 16 |
| Average | 2,095 | 2,095 | 784 | 1,282 | 2,095 | 16 | 14 |
The average number of Graduate students over the last 11 years is 1,323 where 1,365 students are attending the Graduate school for the academic year 2024-2025. The following table and chart illustrate the changes in Graduate enrollment by attending status and gender at Lewis & Clark College since 2015.
| Year | Total | Full-time | Part-time | ||||
|---|---|---|---|---|---|---|---|
| Total | Men | Women | Total | Men | Women | ||
| 2015-16 | 1,317 | 990 | 378 | 612 | 327 | 84 | 243 |
| 2016-17 | 1,285 | 914 | 327 | 587 | 371 | 96 | 275 |
| 2017-18 | 1,233 | 875 | 289 | 586 | 358 | 97 | 261 |
| 2018-19 | 1,309 | 881 | 261 | 620 | 428 | 123 | 305 |
| 2019-20 | 1,288 | 904 | 270 | 634 | 384 | 87 | 297 |
| 2020-21 | 1,327 | 900 | 273 | 627 | 427 | 110 | 317 |
| 2021-22 | 1,383 | 949 | 281 | 668 | 434 | 116 | 318 |
| 2022-23 | 1,391 | 1,028 | 291 | 737 | 363 | 95 | 268 |
| 2023-24 | 1,332 | 983 | 281 | 702 | 349 | 97 | 252 |
| 2024-25 | 1,365 | 936 | 262 | 674 | 429 | 112 | 317 |
| Average | 1,323 | 1,323 | 291 | 645 | 1,323 | 102 | 285 |
The percentage of white students is 61.39%. The percentage was 65.43% 10 years ago and Lewis & Clark still has a high percentage of white students. 4.62% of enrolled students is Asian and 2.65% is black students. Hispanic students comprise 12.01% of the student body.
Over the past 10 years, the racial composition has shifted. The percentage of white students decreased from 65.43% to 61.39%. Asian enrollment declined from 4.76% to 4.62%. Black student enrollment increased from 2.21% to 2.65%. Hispanic student representation expanded from 8.91% to 12.01%.
The overall racial diversity, measured by the Census Bureau Diversity Index, is 0.6013 which indicates that moderately diverse. This increased from 0.5596 a decade ago, suggesting that racial diversity has improved.
The following table and chart illustrate the student population trends by race/ethnicity at Lewis & Clark College over the past 11 years (2015-2025).
| Year | American Indian or Native American | Asian | Black | Hispanic | Native Hawaiian or Other Pacific Islander | White | Two or More Races |
|---|---|---|---|---|---|---|---|
| 2015-16 | 29 | 168 | 78 | 314 | 12 | 2,307 | 138 |
| 2016-17 | 36 | 177 | 78 | 305 | 13 | 2,240 | 120 |
| 2017-18 | 36 | 182 | 90 | 337 | 15 | 2,171 | 142 |
| 2018-19 | 29 | 167 | 92 | 333 | 16 | 2,205 | 185 |
| 2019-20 | 21 | 144 | 95 | 381 | 15 | 2,121 | 192 |
| 2020-21 | 14 | 151 | 84 | 380 | 9 | 2,092 | 210 |
| 2021-22 | 21 | 175 | 79 | 407 | 6 | 2,354 | 221 |
| 2022-23 | 20 | 193 | 85 | 404 | 7 | 2,428 | 224 |
| 2023-24 | 8 | 176 | 90 | 424 | 9 | 2,328 | 241 |
| 2024-25 | 11 | 162 | 93 | 421 | 7 | 2,151 | 237 |
| Average | 23 | 170 | 86 | 371 | 11 | 2,240 | 191 |
144 students are enrolled in online degree programs exclusively for the academic year 2024-2025, which is 4% of total students. The number of online students has increased 476.00% since 2015. The following table and chart illustrate the changes in the online student population by enrolled type at Lewis & Clark College from 2015 to 2025.
| Year | Total Enrollment | Online Completely | Enrolled in Some Online Courses | Not Enrolled in Online Courses |
|---|---|---|---|---|
| 2015-16 | 3,526 | 25 | 1 | 3,500 |
| 2016-17 | 3,419 | 0 | 0 | 3,419 |
| 2017-18 | 3,339 | 4 | 0 | 3,335 |
| 2018-19 | 3,396 | 8 | 0 | 3,388 |
| 2019-20 | 3,223 | 14 | 67 | 3,142 |
| 2020-21 | 3,157 | 870 | 1,999 | 288 |
| 2021-22 | 3,499 | 82 | 496 | 2,921 |
| 2022-23 | 3,595 | 116 | 326 | 3,153 |
| 2023-24 | 3,526 | 102 | 352 | 3,072 |
| 2024-25 | 3,504 | 144 | 307 | 3,053 |
| Average | 3,418 | 137 | 355 | 2,927 |
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