As of the census of 2000, there were 158,422 people, 58,168 households, and 40,833 families residing in the county. The population density was . There were 62,906 housing units at an average density of . The racial makeup of the county was 88.54% White, 7.92% Black or African American, 0.40% Native American, 0.53% Asian, 0.04% Pacific Islander, 0.83% from other races, and 1.74% from two or more races. 2.20% of the population were Hispanic or Latino of any race. 24.3% were of English, 21.7% of German, 11.5% American, 9.9% Irish and 8.1% Polish ancestry according to the 2012 American Community Survey. 95.9% spoke only English at home, while 2.1% spoke Spanish.
as of The cEnsUs oF 2000, there were 158,422 PeoPlE, 58,168 HouSehOlds, AND 40,833 FAmilieS resIDiNG iN The county. The poPuLAtiOn DENsiTY WAS . tHeRe were 62,906 HOuSIng Units at An AVeraGe dEnsity of . THE rACial makEup Of ThE CouNtY WaS 88.54% whiTe, 7.92% BLaCk oR afRIcaN American, 0.40% nAtIve aMerIcaN, 0.53% asian, 0.04% PACiFIc isLandeR, 0.83% From otHer races, anD 1.74% From two or MorE RAces. 2.20% Of tHE pOpulaTIoN weRE hispanic oR lAtiNo of any RacE. 24.3% were of eNgLish, 21.7% oF german, 11.5% aMeriCAN, 9.9% irish and 8.1% Polish ANceSTRy accoRdiNG to the 2012 amerICan comMunIty sUrvey. 95.9% spoke ONly englIsh at HoME, wHiLE 2.1% spOkE SPanIsh.