1990 Census Data for SW Michigan - by County General Population & Land Area Characteristics POLID SLVL AREANAME COUNTY TOTPOP PCTSMPLD LANDSQMI POPPSQMI 26005 050 Allegan County 26005 90509 23.6 827.396 109.4 26015 050 Barry County 26015 50057 23.2 556.064 90.0 26021 050 Berrien County 26021 161378 20.2 570.937 282.7 26023 050 Branch County 26023 41502 33.6 507.332 81.8 26025 050 Calhoun County 26025 135982 20.2 708.76 191.9 26027 050 Cass County 26027 49477 26.7 492.154 100.5 26045 050 Eaton County 26045 92879 23.2 576.45 161.1 26067 050 Ionia County 26067 57024 27.2 573.141 99.5 26077 050 Kalamazoo County 26077 223411 15.7 561.8 397.7 26081 050 Kent County 26081 500631 14.8 856.089 584.8 26139 050 Ottawa County 26139 187768 14.5 565.618 332.0 26149 050 St. Joseph County 26149 58913 25.3 503.656 117.0 26159 050 Van Buren County 26159 70060 25.9 610.901 114.7