This article highlights how the Santa Barbara County Public Health Department partnered with grassroots organizations CAUSE and MICOP through the Power-building Partnerships for Health (PPH) initiative. By centering trust and shared power, the collaboration led to culturally responsive COVID-19 outreach and a groundbreaking Health Officer Order to protect farmworker housing. The case study emphasizes long-term, equity-driven partnerships as essential to addressing structural oppression and advancing health equity for marginalized Latinx and Indigenous communities.