Baseline characteristics

Age: At the start of the study, 41% of participants were ages 13 to 17 and 59% were ages 18 to 24; the median age was 18. By Wave 5, or two years later, the median age had risen to 21.

Race/ethnicity: Participants were racially and ethnically diverse; most (68%) were LGBTQ+ young people of color. Participants identified as White (32%), Multiracial (25%), Black or African American (17%), Hispanic/Latinx (15%), Asian American or Pacific Islander (8%), Native American/Indigenous (2%), and Middle Eastern or North African (1%). The distribution of race/ethnicity did not change significantly across the study.



Sexual orientation: At baseline, participants reported a range of sexual orientations, with a plurality identifying as bisexual (23%). The remainder of participants identified as lesbian (20%), gay (19%), pansexual (15%), queer (11%), asexual (8%), and heterosexual (1%). Three percent of participants indicated they were not sure of their sexual orientation. The majority of participants (72%) reported the same sexual orientation at Wave 5 as they did at baseline; changes in sexual orientation over time were not statistically significant when accounting for attrition across the study.



Gender identity: Nearly half of participants (48%) were cisgender – 21% cisgender boys/men and 27% cisgender girls/women. Nonbinary youth made up 30% of the sample, transgender youth made up 18% (11% transgender boys/men, 7% transgender girls/women), and 5% were questioning their gender identity. The majority (82%) reported the same gender identity at Wave 5 as they did at baseline; however, changes in gender identity over time were statistically significant when accounting for attrition across the study. These changes reflect both within-person changes in reported gender identity and differences in participant retention over time.




Download Full Report Return to SPARK Report Page

Recommended Citation


Nath, R., Matthews, D.D., Hobaica, S., Eden, T.M., DeChants, J.P., Taylor, A.B., Suffredini, K. (2026). Project SPARK Two-Year Findings: A Longitudinal Study of Risk and Protective Factors in LGBTQ+ Youth Mental Health (2023-2026). West Hollywood, California: The Trevor Project. https://doi.org/10.70226/VFKG1732


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