This document provides an overview of Healthy City, an organization that uses data, technology, and community partnerships to promote social equity and positive social change. Healthy City operates an online platform called HealthyCity.org that provides data on health and human services, community characteristics, and other indicators across California. The platform allows users to locate services, map data and assets, access statistics, and learn advanced mapping features. Healthy City works with various partners including non-profits, researchers, policy advocates, and 2-1-1 providers to build its datasets and tools.