Enrollment Trends at SUNY Stony Brook

The student population at Stony Brook University is 26,689 (18,263 undergraduate and 8,426 graduate students) . The number of students has increased by 1,417 (5.61%) over the past decade.

Class Level: The percentage of undergraduate students at SUNY Stony Brook is 68.43% which is increased by 1,432 over last 10 years. The graduate student population decreased by 15 and it has been decreasing.
Gender Breakdown: In 2025, there were 90 male students for every 100 female students, down from 104 in 2015.
1,783 students enrolled in online degree program exclusively and the number of online students has decreased by -4.60% since 2015.

School Home 2024 Student Population

Student Population Changes

The average student population over the last 11 years is 26,172 where 26,689 students are attending the school for the academic year 2024-2025.

Total enrollment fluctuated between 2016 and 2025, with 6 year-over-year increases and 3 decreases. It peaked at 26,814 students in 2020 and was lowest at 25,272 in 2016. Overall, enrollment rose from 25,272 to 26,689 students, a net gain of 1,417 (5.6%).

The following table and chart illustrate the changes in student population by gender at Stony Brook University since 2015.

Year	Total	Undergraduate			Graduate
Year	Total	Total	Men	Women	Total	Men	Women
2015-16	25,272	16,831	9,141	7,690	8,441	3,732	4,709
2016-17	25,734 462	17,026 195	9,148 7	7,878 188	8,708 267	3,702 -30	5,006 297
2017-18	25,989 255	17,364 338	9,258 110	8,106 228	8,625 -83	3,655 -47	4,970 -36
2018-19	26,256 267	17,522 158	9,033 -225	8,489 383	8,734 109	3,683 28	5,051 81
2019-20	26,814 558	17,909 387	9,045 12	8,864 375	8,905 171	3,786 103	5,119 68
2020-21	26,782 -32	18,010 101	8,956 -89	9,054 190	8,772 -133	3,656 -130	5,116 -3
2021-22	26,608 -174	17,999 -11	8,810 -146	9,189 135	8,609 -163	3,622 -34	4,987 -129
2022-23	25,710 -898	17,509 -490	8,610 -200	8,899 -290	8,201 -408	3,571 -51	4,630 -357
2023-24	25,865 155	17,549 40	8,604 -6	8,945 46	8,316 115	3,605 34	4,711 81
2024-25	26,689 824	18,263 714	8,900 296	9,363 418	8,426 110	3,722 117	4,704 -7
Average	26,172	17,598	8,951	8,648	8,574	3,673	4,900

Stony Brook University Enrollment Trends Chart

Undergraduate Enrollment Changes

The average number of Undergraduate students over the last 11 years is 17,598 where 18,263 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 Stony Brook University since 2015.

Year	Total	Full-time			Part-time
Year	Total	Total	Men	Women	Total	Men	Women
2015-16	16,831	15,714	8,538	7,176	1,117	603	514
2016-17	17,026	15,858	8,526	7,332	1,168	622	546
2017-18	17,364	16,212	8,630	7,582	1,152	628	524
2018-19	17,522	16,341	8,414	7,927	1,181	619	562
2019-20	17,909	16,697	8,419	8,278	1,212	626	586
2020-21	18,010	16,586	8,217	8,369	1,424	739	685
2021-22	17,999	16,698	8,140	8,558	1,301	670	631
2022-23	17,509	16,406	8,018	8,388	1,103	592	511
2023-24	17,549	16,493	8,030	8,463	1,056	574	482
2024-25	18,263	17,231	8,345	8,886	1,032	555	477
Average	17,598	17,598	8,328	8,096	17,598	623	552

Stony Brook University Undergraduate Enrollment Trends Chart

Graduate Enrollment Changes

The average number of Graduate students over the last 11 years is 8,574 where 8,426 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 Stony Brook University since 2015.

Year	Total	Full-time			Part-time
Year	Total	Total	Men	Women	Total	Men	Women
2015-16	8,441	5,336	2,760	2,576	3,105	972	2,133
2016-17	8,708	5,419	2,692	2,727	3,289	1,010	2,279
2017-18	8,625	5,558	2,788	2,770	3,067	867	2,200
2018-19	8,734	5,365	2,715	2,650	3,369	968	2,401
2019-20	8,905	5,491	2,840	2,651	3,414	946	2,468
2020-21	8,772	5,399	2,671	2,728	3,373	985	2,388
2021-22	8,609	5,759	2,857	2,902	2,850	765	2,085
2022-23	8,201	5,587	2,769	2,818	2,614	802	1,812
2023-24	8,316	5,717	2,893	2,824	2,599	712	1,887
2024-25	8,426	5,909	3,014	2,895	2,517	708	1,809
Average	8,574	8,574	2,800	2,754	8,574	874	2,146

Stony Brook University Graduate Enrollment Trends Chart

Enrollment by Race/Ethnicity Changes

The percentage of white students is 29.21% and the percentage of black students is 5.82% at Stony Brook University. 28.24% of enrolled students is Asian. Hispanic students comprise 13.57% of the student body.

Over the past 10 years, the racial composition has shifted. The percentage of white students decreased from 38.64% to 29.21%. Asian enrollment grew from 18.61% to 28.24%. Black student enrollment decreased from 6.11% to 5.82%. Hispanic student representation expanded from 9.43% to 13.57%.

The overall racial diversity, measured by the Census Bureau Diversity Index, is 0.8123 which indicates that highly diverse. This increased from 0.8030 a decade ago, suggesting that racial diversity has improved.

The following table and chart illustrate the student population trends by race/ethnicity at Stony Brook 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
Year	2015-16	36	4,704	1,544	2,382	27	9,766	481
2016-17	35	4,800	1,573	2,585	25	9,763	516
2017-18	43	4,945	1,649	2,710	20	9,543	555
2018-19	30	5,327	1,737	2,852	20	9,542	595
2019-20	18	5,719	1,708	3,003	20	9,347	618
2020-21	17	6,235	1,662	3,285	17	9,407	678
2021-22	16	6,551	1,551	3,343	16	8,675	677
2022-23	17	6,829	1,464	3,316	17	7,844	625
2023-24	17	7,216	1,510	3,438	17	7,858	702
2024-25	20	7,538	1,552	3,622	13	7,797	760
Average	25	5,986	1,595	3,054	19	8,954	621

Stony Brook University Enrollment by Race Trends Chart

Distance Learning (Online Courses) Enrollment Changes

1,783 students are enrolled in online degree programs exclusively for the academic year 2024-2025, which is 7% of total students. The number of online students has decreased -4.60% since 2015. The following table and chart illustrate the changes in the online student population by enrolled type at Stony Brook University from 2015 to 2025.

Year	Total Enrollment	Online Completely	Enrolled in Some Online Courses	Not Enrolled in Online Courses
2015-16	25,272	1,869	1,362	22,041
2016-17	25,734	2,006	1,770	21,958
2017-18	25,989	1,966	2,706	21,317
2018-19	26,256	1,309	3,157	21,790
2019-20	26,814	1,444	4,325	21,045
2020-21	26,782	12,571	11,458	2,753
2021-22	26,608	3,072	14,521	9,015
2022-23	25,710	2,171	13,828	9,711
2023-24	25,865	1,814	11,283	12,768
2024-25	26,689	1,783	11,369	13,537
Average	26,172	3,001	7,578	15,594

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Enrollment Trends at SUNY Stony Brook

Student Population Changes

Undergraduate Enrollment Changes

Graduate Enrollment Changes

Enrollment by Race/Ethnicity Changes

Distance Learning (Online Courses) Enrollment Changes

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