Cumberland County, IL (county, FIPS 35) Location: 39.27376 N, 88.23968 W
Population (1990): 10670 (4448 housing units)
Area: 896.2 sq km (land), 2.5 sq km (water)

Cumberland County, KY (county, FIPS 57) Location: 36.78158 N, 85.38901 W
Population (1990): 6784 (3051 housing units)
Area: 792.1 sq km (land), 13.0 sq km (water)

Cumberland County, ME (county, FIPS 5) Location: 43.80825 N, 70.33134 W
Population (1990): 243135 (109890 housing units)
Area: 2164.2 sq km (land), 987.9 sq km (water)

Cumberland County, NC (county, FIPS 51) Location: 35.04650 N, 78.82867 W
Population (1990): 274566 (98360 housing units)
Area: 1691.6 sq km (land), 13.9 sq km (water)

Cumberland County, NJ (county, FIPS 11) Location: 39.32975 N, 75.13300 W
Population (1990): 138053 (50294 housing units)
Area: 1267.3 sq km (land), 485.0 sq km (water)

Cumberland County, PA (county, FIPS 41) Location: 40.16985 N, 77.26505 W
Population (1990): 195257 (77108 housing units)
Area: 1425.0 sq km (land), 2.6 sq km (water)

Cumberland County, TN (county, FIPS 35) Location: 35.95140 N, 84.99734 W
Population (1990): 34736 (15864 housing units)
Area: 1765.4 sq km (land), 8.6 sq km (water)

Cumberland County, VA (county, FIPS 49) Location: 37.51467 N, 78.23948 W
Population (1990): 7825 (3170 housing units)
Area: 773.2 sq km (land), 3.2 sq km (water)