Finderne is an unincorporated community and census-designated place located within Bridgewater Township, in Somerset County, in the U.S. state of New Jersey. As of the 2010 United States Census, the CDP's population was 5,600.Located in southeastern Bridgewater between Bound Brook and Somerville, Finderne is a diverse area with older neighborhoods bordering Foothill Road, newer developments, multi-unit housing near the Raritan River/Manville border, as well as commercial and industrial areas.