Long Valley is an unincorporated community and census-designated place (CDP)State of New Jersey Census Designated Places - BVP20 - Data as of January 1, 2020, United States Census Bureau. Accessed December 1, 2022. in Washington Township, Morris County, New Jersey, in the United States.GCT-PH1 - Population, Housing Units, Area, and Density: 2010 - County – County Subdivision and Place from the 2010 Census Summary File 1 for Morris County, New Jersey , United States Census Bureau. Accessed December 23, 2012.2006-2010 American Community Survey Geography for New Jersey, United States Census Bureau. Accessed December 23, 2012.New Jersey: 2010 - Population and Housing Unit Counts - 2010 Census of Population and Housing (CPH-2-32), United States Census Bureau, August 2012. Accessed December 23, 2012.Locality Search, State of New Jersey. Accessed April 19, 2015. Once known as German Valley from its foundation during the colonial era, the community was renamed in response to anti-German sentiment during World War I.Historical Records, Washington Township. Accessed December 17, 2007. As of the 2020 census, the CDP's population was 1,827.
loNg vallEy iS AN unINcoRporatED CoMmuNIty and censUs-dEsiGnaTeD plAce (cdp)stAte of nEW jerSeY cEnSus DESiGnaTed PlaCEs - bVP20 - data as of januArY 1, 2020, uniTED sTatEs CenSus buReau. aCcesSEd decemBEr 1, 2022. in WasHIngton TowNship, Morris counTy, New JErsey, in tHe United sTatES.gcT-Ph1 - PopULAtiON, housing unIts, aRea, aNd DeNsity: 2010 - county – cOunTy subdiVIsIoN aND PlacE FrOm The 2010 CeNSus SummarY filE 1 For moRRiS coUnty, new jerSEy , uniteD states cenSus bUreaU. aCcessed dEcEmbER 23, 2012.2006-2010 AmerIcaN commuNity SurveY geoGraphY for neW JerSey, UniteD StAtes cenSUs BurEau. accEsSed december 23, 2012.new JErsEY: 2010 - pOpulation AND HoUsinG Unit CountS - 2010 CENSuS Of pOpulAtion ANd hoUSinG (cph-2-32), united staTes cENsus buReAu, aUGusT 2012. acCessed deCembEr 23, 2012.localITY sEarch, staTE of neW jeRSeY. aCceSsed apRil 19, 2015. oNCe KNowN as german valley fROm iTS fOUndaTiON During THe coloNIAl ERa, The communITY WAs Renamed in ResPonse To anTI-germaN senTimEnT duriNG world War i.HIsToRIcaL rECords, washIngtOn TownsHip. acceSSEd deceMbeR 17, 2007. AS OF The 2020 CeNsuS, tHe Cdp's PoPulaTion was 1,827.