Audubon, NJ. Audubon is a Borough in Camden County, New Jersey, United States. As of the 2010 United States Census, the borough population was 8,819. On March 13, 1905, through an act of the New Jersey Legislature, Audubon was created a borough from portions of Haddon Township. It was named after John James Audubon, the naturalist. After a referendum on October 28, 1947, portions of Audubon were taken to form the borough of Audubon Park. Audubon is the home of three Medal of Honor recipients, the most awarded per capita of any town in the United States: Samuel M. Sampler (World War I), Edward Clyde Benfold (Korean War) and Nelson V. Brittin (Korean War).