Union County Courthouse (Elizabeth, New Jersey)

The Union County Courthouse is the county courthouse for Union County, New Jersey located in the county seat of Elizabeth. The 17 story, 238 feet (73 m) tall Neoclassical building, completed in 1931, is the tallest in the city. It is a contributing property to the Mid-Town Historic District.

According to a Who's Who directory, the courthouse was designed by architect Albert Randolph Ross. According to Emporis, the 17-story tower building was designed by Oakley and Son. The courthouse complex includes a 3-story portion, a 7-story annex building, a 5-story annex building and an 8-story court rooms addition building.

As of May, 2015, peregrine falcons had been nesting on the courthouse for ten years.