The student population at Adelphi University is 7,603 (5,325 undergraduate and 2,278 graduate students) . The number of students has increased by 347 over the past decade.
The percentage of undergraduate students at Adelphi is 70.04% which is increased by 473 over last 10 years. The graduate student population decreased by 126 and it has been decreasing.
The female to male ratio is 2.16 to 1 which means that majority of population is on female students.
670 students enrolled in online degree program exclusively and the number of online students has increased by 294.12% since 2015.
The average student population over the last 11 years is 7,642 where 7,603 students are attending the school for the academic year 2024-2025.
70.04% of total students is undergraduate students and 29.96% students is graduate students. The number of undergraduate students has increased by 473 and the graduate enrollment has decreased by 126 over past 10 years.
The female to male ratio is 2.16 to 1 and it means that there are far more female students enrolled in Adelphi than male students.
The following table and chart illustrate the changes in student population by gender at Adelphi University since 2015.
| Year | Total | Undergraduate | Graduate | ||||
|---|---|---|---|---|---|---|---|
| Total | Men | Women | Total | Men | Women | ||
| 2015-16 | 7,256 | 4,852 | 1,532 | 3,320 | 2,404 | 547 | 1,857 |
| 2016-17 | 7,687 431 | 5,205 353 | 1,634 102 | 3,571 251 | 2,482 78 | 623 76 | 1,859 2 |
| 2017-18 | 7,978 291 | 5,266 61 | 1,663 29 | 3,603 32 | 2,712 230 | 712 89 | 2,000 141 |
| 2018-19 | 8,146 168 | 5,391 125 | 1,702 39 | 3,689 86 | 2,755 43 | 794 82 | 1,961 -39 |
| 2019-20 | 7,991 -155 | 5,360 -31 | 1,676 -26 | 3,684 -5 | 2,631 -124 | 738 -56 | 1,893 -68 |
| 2020-21 | 7,584 -407 | 5,124 -236 | 1,598 -78 | 3,526 -158 | 2,460 -171 | 661 -77 | 1,799 -94 |
| 2021-22 | 7,520 -64 | 5,251 127 | 1,643 45 | 3,608 82 | 2,269 -191 | 586 -75 | 1,683 -116 |
| 2022-23 | 7,252 -268 | 5,055 -196 | 1,637 -6 | 3,418 -190 | 2,197 -72 | 538 -48 | 1,659 -24 |
| 2023-24 | 7,406 154 | 5,124 69 | 1,739 102 | 3,385 -33 | 2,282 85 | 589 51 | 1,693 34 |
| 2024-25 | 7,603 197 | 5,325 201 | 1,778 39 | 3,547 162 | 2,278 -4 | 626 37 | 1,652 -41 |
| Average | 7,642 | 5,195 | 1,660 | 3,535 | 2,447 | 641 | 1,806 |
The average number of Undergraduate students over the last 11 years is 5,195 where 5,325 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 Adelphi University since 2015.
| Year | Total | Full-time | Part-time | ||||
|---|---|---|---|---|---|---|---|
| Total | Men | Women | Total | Men | Women | ||
| 2015-16 | 4,852 | 4,414 | 1,409 | 3,005 | 438 | 123 | 315 |
| 2016-17 | 5,205 | 4,742 | 1,491 | 3,251 | 463 | 143 | 320 |
| 2017-18 | 5,266 | 4,874 | 1,529 | 3,345 | 392 | 134 | 258 |
| 2018-19 | 5,391 | 5,056 | 1,579 | 3,477 | 335 | 123 | 212 |
| 2019-20 | 5,360 | 5,063 | 1,551 | 3,512 | 297 | 125 | 172 |
| 2020-21 | 5,124 | 4,827 | 1,481 | 3,346 | 297 | 117 | 180 |
| 2021-22 | 5,251 | 4,939 | 1,514 | 3,425 | 312 | 129 | 183 |
| 2022-23 | 5,055 | 4,780 | 1,539 | 3,241 | 275 | 98 | 177 |
| 2023-24 | 5,124 | 4,891 | 1,647 | 3,244 | 233 | 92 | 141 |
| 2024-25 | 5,325 | 5,141 | 1,701 | 3,440 | 184 | 77 | 107 |
| Average | 5,195 | 5,195 | 1,544 | 3,329 | 5,195 | 116 | 207 |
The average number of Graduate students over the last 11 years is 2,447 where 2,278 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 Adelphi University since 2015.
| Year | Total | Full-time | Part-time | ||||
|---|---|---|---|---|---|---|---|
| Total | Men | Women | Total | Men | Women | ||
| 2015-16 | 2,404 | 1,263 | 263 | 1,000 | 1,141 | 284 | 857 |
| 2016-17 | 2,482 | 1,266 | 287 | 979 | 1,216 | 336 | 880 |
| 2017-18 | 2,712 | 1,455 | 380 | 1,075 | 1,257 | 332 | 925 |
| 2018-19 | 2,755 | 1,506 | 441 | 1,065 | 1,249 | 353 | 896 |
| 2019-20 | 2,631 | 1,450 | 411 | 1,039 | 1,181 | 327 | 854 |
| 2020-21 | 2,460 | 1,423 | 396 | 1,027 | 1,037 | 265 | 772 |
| 2021-22 | 2,269 | 1,294 | 334 | 960 | 975 | 252 | 723 |
| 2022-23 | 2,197 | 1,103 | 279 | 824 | 1,094 | 259 | 835 |
| 2023-24 | 2,282 | 1,173 | 316 | 857 | 1,109 | 273 | 836 |
| 2024-25 | 2,278 | 1,221 | 326 | 895 | 1,057 | 300 | 757 |
| Average | 2,447 | 2,447 | 343 | 972 | 2,447 | 298 | 834 |
The percentage of white students is 41.38% and the percentage of black students is 10.82% at Adelphi University. 11.48% of enrolled students is Asian. Hispanic students comprise 20.98% of the student body.
Over the past 10 years, the racial composition has shifted. The percentage of white students decreased from 54.00% to 41.38%. Asian enrollment grew from 8.74% to 11.48%. Black student enrollment decreased from 11.14% to 10.82%. Hispanic student representation expanded from 14.00% to 20.98%.
The overall racial diversity, measured by the Census Bureau Diversity Index, is 0.7590 which indicates that quite diverse. This increased from 0.6684 a decade ago, suggesting that racial diversity has improved.
The following table and chart illustrate the student population trends by race/ethnicity at Adelphi University 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 | 6 | 634 | 808 | 1,016 | 3 | 3,918 | 147 |
| 2016-17 | 10 | 716 | 893 | 1,173 | 1 | 3,935 | 158 |
| 2017-18 | 13 | 759 | 895 | 1,230 | 3 | 3,882 | 162 |
| 2018-19 | 18 | 779 | 881 | 1,275 | 4 | 3,829 | 175 |
| 2019-20 | 17 | 748 | 835 | 1,282 | 3 | 3,743 | 209 |
| 2020-21 | 24 | 769 | 826 | 1,283 | 3 | 3,553 | 201 |
| 2021-22 | 25 | 787 | 791 | 1,383 | 5 | 3,414 | 212 |
| 2022-23 | 27 | 802 | 762 | 1,372 | 7 | 3,224 | 213 |
| 2023-24 | 24 | 814 | 787 | 1,419 | 6 | 3,228 | 220 |
| 2024-25 | 24 | 873 | 823 | 1,595 | 3 | 3,146 | 225 |
| Average | 19 | 768 | 830 | 1,303 | 4 | 3,587 | 192 |
670 students are enrolled in online degree programs exclusively for the academic year 2024-2025, which is 9% of total students. The number of online students has increased 294.12% since 2015. The following table and chart illustrate the changes in the online student population by enrolled type at Adelphi University from 2015 to 2025.
| Year | Total Enrollment | Online Completely | Enrolled in Some Online Courses | Not Enrolled in Online Courses |
|---|---|---|---|---|
| 2015-16 | 7,256 | 170 | 234 | 6,852 |
| 2016-17 | 7,687 | 279 | 871 | 6,537 |
| 2017-18 | 7,978 | 246 | 1,063 | 6,669 |
| 2018-19 | 8,146 | 268 | 1,314 | 6,564 |
| 2019-20 | 7,991 | 236 | 1,450 | 6,305 |
| 2020-21 | 7,584 | 2,229 | 5,022 | 333 |
| 2021-22 | 7,520 | 1,084 | 4,430 | 2,006 |
| 2022-23 | 7,252 | 525 | 2,664 | 4,063 |
| 2023-24 | 7,406 | 516 | 2,429 | 4,461 |
| 2024-25 | 7,603 | 670 | 2,687 | 4,246 |
| Average | 7,642 | 622 | 2,216 | 4,804 |
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