Railroad magnate John I. Blair purchased land in the area and had it surveyed into lots in 1856. The Delaware, Lackawanna and Western Railroad began passenger service in July 1856. A storehouse built by Blair in 1860 was also used as the post office.[14]
Geography
According to the United States Census Bureau, the CDP had a total area of 0.410 square miles (1.063 km2), including 0.380 square miles (0.985 km2) of land and 0.030 square miles (0.078 km2) of water (7.38%).[2][15]
Of the 60 households, 30.0% had children under the age of 18; 66.7% were married couples living together; 8.3% had a female householder with no husband present and 23.3% were non-families. Of all households, 18.3% were made up of individuals and 8.3% had someone living alone who was 65 years of age or older. The average household size was 2.50 and the average family size was 2.83.[13]
18.7% of the population were under the age of 18, 6.0% from 18 to 24, 22.7% from 25 to 44, 38.7% from 45 to 64, and 14.0% who were 65 years of age or older. The median age was 45.8 years. For every 100 females, the population had 117.4 males. For every 100 females ages 18 and older there were 110.3 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 4, 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)"
^Lyman, William Denison. History of the Yakima Valley, Washington; comprising Yakima, Kittitas, and Benton Counties, Volume II, The S.J. Clarke Publishing Co., 1919. Accessed December 10, 2017. "Charles H. Flummerfelt, a prominent figure in insurance and real estate circles in Ellensburg, having now an extensive clientage, was born in Delaware, Warren county, New Jersey, on the 31st of July, 1863, a son of Daniel A. and Macrina H. (Hoagland) Flummerfelt, both of whom were representatives of old colonial families."