Inclusion Criteria:  English or Spanish speaking ≤16 weeks' gestation Established prenatal care at EleVATE site High-risk for postpartum depression by ≥1 risk factor (personal/family history, baseline EPDS≥10, low-income, 13-19 years old, single, history of physical/sexual abuse, unplanned/undesired pregnancy, history of pregnancy loss) Ability to attend group prenatal visits at specified days/times Willingness to be randomized Ability to give informed consent  Exclusion Criteria:  Multiple gestation Major fetal anomaly Serious medical co-morbidity/psychiatric illness necessitating more care than can be safely provided in group setting Serious medical co-morbidity necessitating more care than can be safely provided in group setting