Key PointsQuestionIs a novel enhanced rehabilitation transition program, Community Participation Transition After Stroke (COMPASS), more effective at improving community participation and daily activity performance and reducing environmental barriers among stroke survivors than an equivalent dose of attentional control?FindingsIn this phase 2b, single-blind, parallel-group, randomized clinical trial, 180 adults who have had ischemic or hemorrhagic strokes will be studied as they transition home from inpatient rehabilitation.MeaningRemoving environmental barriers faced by stroke survivors as they transition home may improve daily activity performance as well as home and community participation.