According to the United States Census Bureau, the CDP had a total area of 0.432 square miles (1.120 km2), including 0.425 square miles (1.102 km2) of land and 0.007 square miles (0.019 km2) of water (1.65%).[5][14]
Of the 201 households, 30.3% had children under the age of 18; 41.8% were married couples living together; 17.4% had a female householder with no husband present and 33.3% were non-families. Of all households, 26.4% were made up of individuals and 5.5% had someone living alone who was 65 years of age or older. The average household size was 2.42 and the average family size was 2.93.[13]
22.7% of the population were under the age of 18, 10.7% from 18 to 24, 25.8% from 25 to 44, 32.6% from 45 to 64, and 8.2% who were 65 years of age or older. The median age was 37.6 years. For every 100 females, the population had 114.6 males. For every 100 females ages 18 and older there were 109.5 males.[13]
^New Jersey: 2010 - Population and Housing Unit Counts - 2010 Census of Population and Housing (CPH-2-32), United States Census Bureau, p. III-5, August 2012. Accessed June 3, 2013. "Warren County—Name Changes: Beattystown CDP name corrected from Beatyestown; New CDPs: Allamuchy (formed from part of deleted Allamuchy-Panther Valley CDP), Anderson, Asbury, Blairstown, Brainards, Bridgeville, Broadway, Brookfield, Buttzville, Columbia, Delaware, Delaware Park, Finesville, Great Meadows (formed from part of deleted Great Meadows-Vienna CDP and additional area), Greenwich, Hainesburg, Harmony, Hope, Hutchinson, Johnsonburg, Lopatcong Overlook, Marksboro, Mountain Lake, Mount Hermon, New Village, Panther Valley (formed from part of deleted Allamuchy-Panther Valley CDP), Port Colden, Port Murray, Silver Lake, Stewartsville, Upper Pohatcong, Upper Stewartsville, and Vienna (formed from part of deleted Great Meadows-Vienna and additional area)"