Park Avenue runs north and south between Madison Avenue and Lexington Avenue in Manhattan and has sometimes been called Fourth Avenue. It is noted for its perennially high real estate prices. From 40th Street to 60th Street Park Avenue runs through Midtown Manhattan and is distinguished by its glass box skyscrapers, many of which serve as corporate headquarters for various businesses such as Chase Manhattan, Bear Stearns, and Met Life.

Park Avenue is also the name of a Dublin 4, Ireland, road joining Sidney Parade Avenue to the south and Gilford Road in Sandymount to the North. It is home to a number of cricket and rugby grounds. Of architectural note is the Church of St. John (Church of Ireland), noted for its French Bath stone's decay due to its proximity to the sea.

Interestingly, Park Avenue, Dublin 4 is also noted for its perennially high property prices.