McGinley Square is a neighborhood in Jersey City, New Jersey, located near the middle of the city, south of Journal Square. The square itself is at the intersection of two of the city's major thoroughfares, Montgomery Street, and Bergen Avenue.

Jersey City is the second-most populous city in the U.S. state of New Jersey, after Newark. It is the county seat of Hudson County, and is the county's most populous city and its largest. As of the 2020 United States census, the city's population was 292,449, an increase of 44,852 (+18.1%) from the 2010 census count of 247,597, in turn an increase of 7,542 (+3.1%) from the 240,055 enumerated at the 2000 census. The Census Bureau's Population Estimates Program calculated that the city's population was 286,670 in 2022, ranking the city the 74th-most-populous in the country.