Upper Montclair is a New Jersey Transit station in Upper Montclair, New Jersey, a census-designated place of Montclair, New Jersey. The station is part of the Montclair-Boonton Line. The station is located between two grade level crossings on Bellevue Avenue and Lorraine Avenue, and between North Mountain Avenue and Upper Montclair Plaza parallel to the railroad, and is within steps of the Upper Montclair Business District. The station is 13.7 miles (22.0 km) on the Boonton Line. Closing the grade crossing of Lorraine Avenue is being considered for safety reasons.

Upper Montclair is a census-designated place (CDP), unincorporated community and neighborhood within Montclair in Essex County, in the U.S. state of New Jersey. As of the 2010 United States Census, the population for the CDP was 11,565. The area is served as United States Postal Service ZIP Code 07043. It is often misperceived, even by Montclair residents, to be a separate municipality from Montclair, perhaps aided by this postal designation.