Objective: To estimate the prevalence of mechanical restraint and factors associated with its practice in elderly in Home Care. Methods: This was a cross-sectional study with 162 elderly randomly assigned to a home care program in Rio de Janeiro, from March 2018 to July 2018. Used as a technique for data collection and direct observation and structured interview of elderly clinical data. Data were analyzed descriptively and inferentially. Results: There was a 13% prevalence of mechanical restraint in elderly in home care.