A connector-attached optical fiber cord includes: an optical fiber cord including a coated optical fiber and a sheath surrounding a circumference of the coated optical fiber; a ferrule attached to a front end of the coated optical fiber; a housing that houses the ferrule and the optical fiber cord such that the ferrule is exposed to an exterior of the housing at a front end of the housing while the optical fiber cord extends out of a rear end of the housing; a protective tube attached to a portion of the optical fiber cord in which the coated optical fiber is exposed; and a boot attached to the rear end of the housing and that allows the portion of the optical fiber cord to be inserted through the boot.