Migration processes encompass uncertainty, discrimination, racism, stigma, social isolation, lack of access to resources, fear of deportation, and family separation, having a critical impact on the health of Latinx/@ immigrants in the United States. It is essential to accurately measure the ways in which social, legal, economic, and political contexts impact mental health. This article discusses adaptation and use of discrimination and historical loss measures in a multilevel community-based advocacy, learning, and social support intervention (Immigrant Well-Being Project) with Latinx/@ immigrants in New Mexico, using participatory research approaches. Participants (n = 52) were recruited through community partner organizations and completed four qualitative and quantitative interviews over a 12-month period. The present analysis draws on the baseline quantitative data. Results show it is possible to adapt