Muscoy, CA is an unincorporated area in San Bernadino County with a population that is 82 percent Latinx and predominantly low-income, and has one of the worst air quality scores in California according to CalEnviroScreen. Through a combination of grassroots organizing, tactical urbanism events, technical assistance, and community workshops, local residents and advocates have built significant momentum and support among community members and decision makers for better walking conditions and Safe Routes to School.