National Secondary Route 111, or just Route 111 (, or ) is a National Road Route of Costa Rica, located in the Alajuela, Heredia provinces.
In Alajuela province the route covers Alajuela canton (RÃÂo Segundo district).
In Heredia province the route covers Heredia canton (Mercedes, San Francisco, Ulloa districts), Belén canton (San Antonio, La Ribera, La Asunción districts).