Accurate and efficient planning and policy-making for the various needs of the elderly require access to high-quality information. Iranian aged care centers do not have an efficient information system for data management. This study aims to develop minimum data set (MDS) for an information management system for aged care centers in Iran. https://www.roneverhart.com/Asus-VivoBook-GO-15-E1504GA-WS34-15-6-FHD-Laptop-Intel-Core-i3-N305-3-8-GHz-8-GB-DDR4-256GB-SSD-Intel-UHD-Graphics-Wi/