Monroe (historically French: Poste-du-Ouachita) is the eighth-largest city in the U.S. state of Louisiana. It is the parish seat of Ouachita Parish. In the official 2010 census, Monroe had a population of 48,815. The municipal population declined by 8.1 percent over the past decade; it was 53,107 in the 2000 census. After a recheck in 2018, the Census Bureau changed the 2010 population from 48,815 to 47,877. Mayor Jamie Mayo, however, maintains that the Monroe population is more than 50,000 and indicated that he will pursue a continued challenge to the count.
Monroe has an elevation of 72 feet (21.9 m).
According to the United States Census Bureau, the city has a total area of 31.6 square miles (83.9 km²), of which, 28.7 square miles (74.3 km²) of it is land and 3.7 square miles (9.6 km²) of it is water. The total area is 11.46% water.
Regional cities and their distance from Monroe include:
As of the census of 2000, there were 53,107 people, 19,421 households, and 12,157 families residing in the city. The population density was 1,851.8 people per square mile (714.9/km²). There were 21,278 housing units at an average density of 741.9 per square mile (286.5/km²). The racial makeup of the city in 2000 was 61.13% Black (63.9 percent black in 2010), 36.78% White (33.4 percent in 2010), 0.13% Native American, 1.05% Asian, 0.03% Pacific Islander, 0.25% from other races, and 0.63% from two or more races. Hispanic or Latino of any race were 1.01% of the population.
There were 19,421 households out of which 32.3% had children under the age of 18 living with them, 33.4% were married couples living together, 25.3% had a female householder with no husband present, and 37.4% were non-families. 31.3% of all households were made up of individuals and 11.7% had someone living alone who was 65 years of age or older. The average household size was 2.54, and the average family size was 3.26.
In the city, the population was spread out with 29.7% under the age of 18, 15.0% from 18 to 24, 25.1% from 25 to 44, 17.5% from 45 to 64, and 12.8% who were 65 years of age or older. The median age was 29 years. For every 100 females, there were 84.1 males. For every 100 females age 18 and over, there were 76.6 males.
The median income for a household in the city was $25,864, and the median income for a family was $33,263. Males had a median income of $31,840 versus $22,352 for females. The per capita income for the city is $15,933. About 26.3% of families and 32.3% of the population were below the poverty line, including 45.3% of those under the age of 18 and 21.6% of those 65 and older.