Park Avenue Tunnel

Park Avenue Tunnel may refer to:


 * Park Avenue main line, railroad line with a tunnel section carrying Metro-North Railroad
 * Park Avenue Tunnel (railroad), a railroad tunnel under Park Avenue in the Upper East Side, in New York City
 * Park Avenue Tunnel (roadway), a roadway tunnel under Park Avenue South in Murray Hill, in New York City
 * Part of the IRT Lexington Avenue Line under Park Avenue, sometimes called the Park Avenue Tunnel