The student population at Southern Careers Institute-Harlingen is 543 (all undergraduate). The number of students has increased by 115 (26.87%) over the past decade.
The average student population over the last 11 years is 454 where 543 students are attending the school for the academic year 2024-2025.
Total enrollment fluctuated between 2016 and 2025, with 4 year-over-year increases and 5 decreases. It peaked at 581 students in 2021 and was lowest at 333 in 2019. Overall, enrollment rose from 428 to 543 students, a net gain of 115 (26.9%).
The following table and chart illustrate the changes in student population by gender at Southern Careers Institute-Harlingen since 2015.
| Year | Total | Men | Women |
|---|---|---|---|
| 2015-16 | 428 | 167 | 261 |
| 2016-17 | 449 21 | 204 37 | 245 -16 |
| 2017-18 | 411 -38 | 155 -49 | 256 11 |
| 2018-19 | 333 -78 | 146 -9 | 187 -69 |
| 2019-20 | 342 9 | 167 21 | 175 -12 |
| 2020-21 | 581 239 | 287 120 | 294 119 |
| 2021-22 | 509 -72 | 255 -32 | 254 -40 |
| 2022-23 | 508 -1 | 260 5 | 248 -6 |
| 2023-24 | 437 -71 | 253 -7 | 184 -64 |
| 2024-25 | 543 106 | 299 46 | 244 60 |
| Average | 454 | 219 | 235 |
The percentage of white students is 24.86% and the percentage of black students is 1.10% at Southern Careers Institute-Harlingen. Hispanic students comprise 62.43% of the student body.
Over the past 10 years, the racial composition has shifted. The percentage of white students increased from 3.27% to 24.86%. Black student enrollment increased from 0.70% to 1.10%. Hispanic student representation contracted from 95.56% to 62.43%.
The overall racial diversity, measured by the Census Bureau Diversity Index, is 0.5365 which indicates that somewhat diverse. This increased from 0.0857 a decade ago, suggesting that racial diversity has improved.
The following table and chart illustrate the student population trends by race/ethnicity at Southern Careers Institute-Harlingen 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 | 0 | 1 | 3 | 409 | 1 | 14 | 0 |
| 2016-17 | 0 | 1 | 2 | 430 | 0 | 15 | 0 |
| 2017-18 | 0 | 0 | 2 | 146 | 0 | 43 | 2 |
| 2018-19 | 0 | 0 | 3 | 129 | 1 | 191 | 2 |
| 2019-20 | 0 | 0 | 0 | 196 | 0 | 146 | 0 |
| 2020-21 | 0 | 0 | 0 | 457 | 2 | 121 | 1 |
| 2021-22 | 0 | 0 | 1 | 388 | 0 | 118 | 2 |
| 2022-23 | 1 | 1 | 8 | 281 | 0 | 214 | 2 |
| 2023-24 | 0 | 2 | 8 | 256 | 0 | 166 | 4 |
| 2024-25 | 1 | 0 | 6 | 339 | 1 | 135 | 59 |
| Average | 0 | 1 | 3 | 303 | 1 | 116 | 7 |
15 students are enrolled in online degree programs exclusively for the academic year 2024-2025, which is 3% of total students. The number of online students has decreased 0.00% since 2024. The following table and chart illustrate the changes in the online student population by enrolled type at Southern Careers Institute-Harlingen from 2015 to 2025.
| Year | Total Enrollment | Online Completely | Enrolled in Some Online Courses | Not Enrolled in Online Courses |
|---|---|---|---|---|
| 2015-16 | 428 | 0 | 45 | 383 |
| 2016-17 | 449 | 0 | 1 | 448 |
| 2017-18 | 411 | 0 | 0 | 411 |
| 2018-19 | 333 | 0 | 0 | 333 |
| 2019-20 | 342 | 0 | 1 | 341 |
| 2020-21 | 581 | 0 | 34 | 547 |
| 2021-22 | 509 | 0 | 509 | 0 |
| 2022-23 | 508 | 0 | 272 | 236 |
| 2023-24 | 437 | 0 | 204 | 233 |
| 2024-25 | 543 | 15 | 256 | 272 |
| Average | 454 | 2 | 132 | 320 |
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