Monroeville is a city in Monroe County, Alabama, United States, the county seat of Monroe County. At the 2010 census its population was 6,519.It is known as the hometown of two prominent writers of the post-World War II period, Truman Capote and Harper Lee, who were childhood friends in the 1930s. Lee's 1960 novel, To Kill a Mockingbird, earned her the Pulitzer Prize. The lasting fame of To Kill a Mockingbird became a tourist draw for the town.