Ģ1.4% of the population were under the age of 18, 7.5% from 18 to 24, 28.7% from 25 to 44, 28.7% from 45 to 64, and 13.6% who were 65 years of age or older. The average household size was 2.45 and the average family size was 3.12.

Of all households, 29.9% were made up of individuals and 9.2% had someone living alone who was 65 years of age or older. Of the 4,126 households, 28.2% had children under the age of 18 50.7% were married couples living together 10.2% had a female householder with no husband present and 35.7% were non-families. Hispanic or Latino of any race were 4.41% (447) of the population. There were 4,343 housing units at an average density of 1,345.9 per square mile (519.7/km 2). The population density was 3,140.3 per square mile (1,212.5/km 2). The 2010 United States census counted 10,133 people, 4,126 households, and 2,653 families in the CDP. Demographics Historical population Census Census Bureau, Marlton had a total area of 3.235 square miles (8.38 km 2), including 3.227 square miles (8.36 km 2) of it is land and 0.008 square miles (0.021 km 2 5.1 acres) of water (0.25%).

PH-32, a Project Nike missile base from the Cold War, was completed in 1955 on a 38-acre (15 ha) site located near Marlton Middle School. The marl was sold locally, and shipped directly, by rail to Burlington City, Philadelphia, Pennsylvania, and Atlantic City, for reshipping as an alternate for green manure, water treatment amendment, and semi-flowable fill. Marl continued to be excavated in Marlton until 1930, when the pits were shut down. The discovery of the marl content helped local business and farmers, and caused the first 'building boom', occurring in the 1830s and 1840s. The name is derived from marl clay, which is commonly found in the local soil. The name Marlton first appeared in the early 19th century. Marlton was founded by Welsh and English farmers beginning in 1676.

While Marlton represents only a small part of Evesham Township, many people colloquially use refer to the entire township as Marlton. Census, in turn a 1.2% decrease from the 10,260 counted in the 2000 census.

As of the 2020 United States census, the CDP had a population of 10,594 residents, reflecting a 4.5% increase from the 10,133 enumerated at the 2010 U.S. Marlton is a census-designated place (CDP) located within Evesham Township in Burlington County, in the U.S.

Marlton, evesham township, nj