Millions of Americans have access to health insurance through new health insurance marketplaces. To serve the uninsured and underinsured populations, it is vital that key stakeholders put into place robust policy evaluation processes to capture data and provide timely feedback regarding exchange functions. This article lays a foundation for policy evaluation that includes health outcomes, economic outcomes, and consumer processes and perceptions. The evaluation methods outlined are easily adaptable to state, federal, and partnership marketplaces. The article provides a road map for insurance marketplace evaluation at any level and encourages a consistent approach that allows comparison across various marketplaces.