Sloan's paintings are represented in almost all major American museums. Among his best-known works are "Hairdresser's Window" (1907) in the collection of the Wadsworth Atheneum, "The Picnic Ground" (1907) in the collection of the Whitney Museum of American Art, "The Haymarket" (1907) in the collection of the Brooklyn Museum, "Yeats at Petitpas" in the collection of the Corcoran Gallery of Art, "McSorley's Bar" (1912) in the collection of the Detroit Institute of Arts, "The 'City' from Greenwich Village" (1922) in the collection of the National Gallery of Art, and "The White Way" (1927) in the collection of the Philadelphia Museum of Art. In 1971, his painting "Wake of the Ferry" (1907) was reproduced on a U.S. postage stamp honoring Sloan.