American Indian/Alaska Native female admissions in this age group were more likely than other female admissions the same age to report primary alcohol abuse. Black women in the sample were more likely to report primary marijuana abuse and primary cocaine abuse. Asian/Pacific Islander women in this age group admitted for treatment were more likely to report primary methamphetamine abuse compared to other female admissions. Black and Hispanic women ages 25-34 were more likely than other women in this age group to have failed to complete high school. Regardless of race/ethnicity, approximately 25 percent or less of the women were employed. Fifty-eight percent of the women had never been married, with Black women being more likely than other racial/ethnic groups to never have been married. Outpatient treatment was the most common type of treatment across all racial/ethnic groups in this age group. The most frequently reported referral source for the women was self/individual (33 percent), followed by the criminal justice system (30 percent). This data on the differences and similarities among female treatment admissions by race/ethnicity may assist treatment program managers in providing targeted services that improve treatment outcomes. 3 tables, 2 figures, and 3 notes