Monroe, Ohio Monroe, Ohio Monroe is a city located in east central Butler and west central Warren counties in the southwestern part of the U.S. state of Ohio. As of the 2010 Census, the city population was 12,442, up from 4,008 in 1990. Monroe was laid out in 1817 on the Dayton and Cincinnati pike. The city is named for President James Monroe, fifth President of the United States. In the early 1830s, Monroe contained one store and 119 inhabitants. Monroe is located at (39.444658, −84.364044). According to the United States Census Bureau, the city has a total area of , of
Alexander W. Monroe 1905, at his home near Romney. Monroe was survived by his second wife Margaret and their four children. Monroe is interred with his wife Margaret at Indian Mound Cemetery in Romney. In 1852, Monroe married his first wife, Sarah A. French, daughter of John and Eleanor French. Monroe and his wife Sarah had one son, James W. Monroe. Following Sarah's death, Monroe married his second wife, Margaret Ellen Pugh, daughter of Benjamin and Sarah Pugh, on November 21, 1866. Monroe and Margaret had at least four children: Alexander W. Monroe Alexander W. Monroe (December 29, 1817 – March 16, 1905)