Franklin Lakes is a borough in Bergen County, New Jersey, United States. As of the 2010 census, the borough's population was 10,590, reflecting an increase of 168 (+1.6%) from the 10,422 counted in the 2000 Census, which had in turn increased by 549 (+5.6%) from the 9,873 counted in the 1990 Census. As of the 2000 Census, Franklin Lakes had the 18th-highest per-capita income of all 566 municipalities in the state. Nationwide, Franklin Lakes ranked 17th among the highest-income places in the United States with a population of at least 10,000. Becton Dickinson, a Fortune 500 company, is headquartered in Franklin Lakes.
Franklin Lakes was formed by an act of the New Jersey Legislature on March 11, 1922, from portions of Franklin Township, based on the results of a referendum held on April 11, 1922. The borough was named for William Franklin, the illegitimate son of Benjamin Franklin, a steadfast Loyalist who served as the last colonial Governor of New Jersey.
In 2010, Forbes.com listed Franklin Lakes as 146th in its listing of "America's Most Expensive ZIP Codes", with a median home price of $1,306,546.
According to the United States Census Bureau, the borough had a total area of 9.847 square miles (25.507 km2), including 9.379 square miles (24.292 km2) of land and 0.469 square miles (1.214 km2) of water (4.76%).
Unincorporated communities, localities and place names located partially or wholly within the borough include Bakers Pond, Blauvelt Lakes, Campgaw, Crystal Lakes, Ferdinands Mills, Hopper Lake and Pulis Mills and Shadow Lake.
The borough borders the Bergen County municipalities of Mahwah, Oakland and Wyckoff, and both North Haledon and Wayne in Passaic County.
As of the 2010 United States Census, there were 10,590 people, 3,527 households, and 3,012 families residing in the borough. The population density was 1,129.1 per square mile (435.9/km2). There were 3,692 housing units at an average density of 393.6 per square mile (152.0/km2). The racial makeup of the borough was 88.92% (9,417) White, 1.41% (149) Black or African American, 0.04% (4) Native American, 7.34% (777) Asian, 0.00% (0) Pacific Islander, 0.83% (88) from other races, and 1.46% (155) from two or more races.