1990 Census County Subdivisions
in ARC/INFO Export (.e00) format

Alabama - cs01_d90_e00.zip (481,637 bytes)
Alaska - cs02_d90_e00.zip (156,484 bytes)
Arizona - cs04_d90_e00.zip (196,503 bytes)
Arkansas - cs05_d90_e00.zip (848,058 bytes)
California - cs06_d90_e00.zip (539,013 bytes)
Colorado - cs08_d90_e00.zip (268,491 bytes)
Connecticut - cs09_d90_e00.zip (131,413 bytes)
Delaware - cs10_d90_e00.zip (35,686 bytes)
District of Columbia - cs11_d90_e00.zip (7,685 bytes)
Florida - cs12_d90_e00.zip (359,205 bytes)
Georgia - cs13_d90_e00.zip (698,063 bytes)
Hawaii - cs15_d90_e00.zip (59,752 bytes)
Idaho - cs16_d90_e00.zip (388,663 bytes)
Illinois - cs17_d90_e00.zip (1,112,567 bytes)
Indiana - cs18_d90_e00.zip (691,558 bytes)
Iowa - cs19_d90_e00.zip (941,010 bytes)
Kansas - cs20_d90_e00.zip (935,773 bytes)
Kentucky - cs21_d90_e00.zip (646,252 bytes)
Louisiana - cs22_d90_e00.zip (577,432 bytes)
Maine - cs23_d90_e00.zip (411,407 bytes)
Maryland - cs24_d90_e00.zip (291,202 bytes)
Massachusetts - cs25_d90_e00.zip (261,771 bytes)
Michigan - cs26_d90_e00.zip (959,290 bytes)
Minnesota - cs27_d90_e00.zip (1,678,332 bytes)
Mississippi - cs28_d90_e00.zip (464,121 bytes)
Missouri - cs29_d90_e00.zip (825,056 bytes)
Montana - cs30_d90_e00.zip (453,886 bytes)
Nebraska - cs31_d90_e00.zip (734,448 bytes)
Nevada - cs32_d90_e00.zip (131,055 bytes)
New Hampshire - cs33_d90_e00.zip (228,314 bytes)
New Jersey - cs34_d90_e00.zip (424,486 bytes)
New Mexico - cs35_d90_e00.zip (181,242 bytes)
New York - cs36_d90_e00.zip (745,012 bytes)
North Carolina - cs37_d90_e00.zip (872,747 bytes)
North Dakota - cs38_d90_e00.zip (993,293 bytes)
Ohio - cs39_d90_e00.zip (1,082,274 bytes)
Oklahoma - cs40_d90_e00.zip (379,773 bytes)
Oregon - cs41_d90_e00.zip (320,723 bytes)
Pennsylvania - cs42_d90_e00.zip (1,710,862 bytes)
Rhode Island - cs44_d90_e00.zip (42,784 bytes)
South Carolina - cs45_d90_e00.zip (389,670 bytes)
South Dakota - cs46_d90_e00.zip (764,429 bytes)
Tennessee - cs47_d90_e00.zip (560,401 bytes)
Texas - cs48_d90_e00.zip (1,201,033 bytes)
Utah - cs49_d90_e00.zip (170,873 bytes)
Vermont - cs50_d90_e00.zip (222,059 bytes)
Virginia - cs51_d90_e00.zip (636,892 bytes)
Washington - cs53_d90_e00.zip (273,667 bytes)
West Virginia - cs54_d90_e00.zip (494,164 bytes)
Wisconsin - cs55_d90_e00.zip (1,278,915 bytes)
Wyoming - cs56_d90_e00.zip (140,229 bytes)
American Samoa - cs60_d90_e00.zip (13,727 bytes)
Guam - cs66_d90_e00.zip (13,809 bytes)
N. Mariana Islands - cs69_d90_e00.zip (16,992 bytes)
Palau - cs70_d90_e00.zip (24,417 bytes)
Puerto Rico - cs72_d90_e00.zip (444,466 bytes)
Virgin Islands - cs78_d90_e00.zip (18,549 bytes)

1990 Census County Subdivisions
in ArcView Shapefile (.shp) format

Alabama - cs01_d90_shp.zip (246,073 bytes)
Alaska - cs02_d90_shp.zip (94,076 bytes)
Arizona - cs04_d90_shp.zip (112,237 bytes)
Arkansas - cs05_d90_shp.zip (323,953 bytes)
California - cs06_d90_shp.zip (307,477 bytes)
Colorado - cs08_d90_shp.zip (147,735 bytes)
Connecticut - cs09_d90_shp.zip (37,612 bytes)
Delaware - cs10_d90_shp.zip (15,650 bytes)
District of Columbia - cs11_d90_shp.zip (3,058 bytes)
Florida - cs12_d90_shp.zip (175,733 bytes)
Georgia - cs13_d90_shp.zip (352,670 bytes)
Hawaii - cs15_d90_shp.zip (25,758 bytes)
Idaho - cs16_d90_shp.zip (200,897 bytes)
Illinois - cs17_d90_shp.zip (328,341 bytes)
Indiana - cs18_d90_shp.zip (198,567 bytes)
Iowa - cs19_d90_shp.zip (253,226 bytes)
Kansas - cs20_d90_shp.zip (249,138 bytes)
Kentucky - cs21_d90_shp.zip (358,868 bytes)
Louisiana - cs22_d90_shp.zip (266,791 bytes)
Maine - cs23_d90_shp.zip (127,763 bytes)
Maryland - cs24_d90_shp.zip (127,107 bytes)
Massachusetts - cs25_d90_shp.zip (74,954 bytes)
Michigan - cs26_d90_shp.zip (258,873 bytes)
Minnesota - cs27_d90_shp.zip (481,669 bytes)
Mississippi - cs28_d90_shp.zip (209,596 bytes)
Missouri - cs29_d90_shp.zip (306,592 bytes)
Montana - cs30_d90_shp.zip (274,630 bytes)
Nebraska - cs31_d90_shp.zip (195,656 bytes)
Nevada - cs32_d90_shp.zip (67,604 bytes)
New Hampshire - cs33_d90_shp.zip (70,933 bytes)
New Jersey - cs34_d90_shp.zip (130,555 bytes)
New Mexico - cs35_d90_shp.zip (94,005 bytes)
New York - cs36_d90_shp.zip (223,281 bytes)
North Carolina - cs37_d90_shp.zip (416,592 bytes)
North Dakota - cs38_d90_shp.zip (279,814 bytes)
Ohio - cs39_d90_shp.zip (316,112 bytes)
Oklahoma - cs40_d90_shp.zip (178,108 bytes)
Oregon - cs41_d90_shp.zip (180,446 bytes)
Pennsylvania - cs42_d90_shp.zip (531,766 bytes)
Rhode Island - cs44_d90_shp.zip (14,338 bytes)
South Carolina - cs45_d90_shp.zip (199,998 bytes)
South Dakota - cs46_d90_shp.zip (216,944 bytes)
Tennessee - cs47_d90_shp.zip (311,352 bytes)
Texas - cs48_d90_shp.zip (640,780 bytes)
Utah - cs49_d90_shp.zip (97,535 bytes)
Vermont - cs50_d90_shp.zip (67,722 bytes)
Virginia - cs51_d90_shp.zip (331,764 bytes)
Washington - cs53_d90_shp.zip (147,414 bytes)
West Virginia - cs54_d90_shp.zip (246,223 bytes)
Wisconsin - cs55_d90_shp.zip (387,353 bytes)
Wyoming - cs56_d90_shp.zip (80,513 bytes)
American Samoa - cs60_d90_shp.zip (5,106 bytes)
Guam - cs66_d90_shp.zip (5,166 bytes)
N. Mariana Islands - cs69_d90_shp.zip (6,229 bytes)
Palau - cs70_d90_shp.zip (9,611 bytes)
Puerto Rico - cs72_d90_shp.zip (159,315 bytes)
Virgin Islands - cs78_d90_shp.zip (6,919 bytes)

1990 Census County Subdivisions
in ARC/INFO Ungenerate (ASCII) format

Alabama - cs01_d90_ascii.zip (545,713 bytes)
Alaska - cs02_d90_ascii.zip (194,187 bytes)
Arizona - cs04_d90_ascii.zip (255,861 bytes)
Arkansas - cs05_d90_ascii.zip (584,666 bytes)
California - cs06_d90_ascii.zip (684,352 bytes)
Colorado - cs08_d90_ascii.zip (320,145 bytes)
Connecticut - cs09_d90_ascii.zip (55,786 bytes)
Delaware - cs10_d90_ascii.zip (28,430 bytes)
District of Columbia - cs11_d90_ascii.zip (5,916 bytes)
Florida - cs12_d90_ascii.zip (365,454 bytes)
Georgia - cs13_d90_ascii.zip (769,841 bytes)
Hawaii - cs15_d90_ascii.zip (44,600 bytes)
Idaho - cs16_d90_ascii.zip (450,746 bytes)
Illinois - cs17_d90_ascii.zip (503,439 bytes)
Indiana - cs18_d90_ascii.zip (305,537 bytes)
Iowa - cs19_d90_ascii.zip (365,007 bytes)
Kansas - cs20_d90_ascii.zip (345,043 bytes)
Kentucky - cs21_d90_ascii.zip (775,211 bytes)
Louisiana - cs22_d90_ascii.zip (546,288 bytes)
Maine - cs23_d90_ascii.zip (208,078 bytes)
Maryland - cs24_d90_ascii.zip (248,657 bytes)
Massachusetts - cs25_d90_ascii.zip (116,085 bytes)
Michigan - cs26_d90_ascii.zip (357,619 bytes)
Minnesota - cs27_d90_ascii.zip (726,131 bytes)
Mississippi - cs28_d90_ascii.zip (451,371 bytes)
Missouri - cs29_d90_ascii.zip (527,901 bytes)
Montana - cs30_d90_ascii.zip (609,917 bytes)
Nebraska - cs31_d90_ascii.zip (268,509 bytes)
Nevada - cs32_d90_ascii.zip (145,410 bytes)
New Hampshire - cs33_d90_ascii.zip (120,371 bytes)
New Jersey - cs34_d90_ascii.zip (203,120 bytes)
New Mexico - cs35_d90_ascii.zip (205,520 bytes)
New York - cs36_d90_ascii.zip (362,704 bytes)
North Carolina - cs37_d90_ascii.zip (808,479 bytes)
North Dakota - cs38_d90_ascii.zip (406,791 bytes)
Ohio - cs39_d90_ascii.zip (493,885 bytes)
Oklahoma - cs40_d90_ascii.zip (382,421 bytes)
Oregon - cs41_d90_ascii.zip (403,029 bytes)
Pennsylvania - cs42_d90_ascii.zip (865,687 bytes)
Rhode Island - cs44_d90_ascii.zip (23,643 bytes)
South Carolina - cs45_d90_ascii.zip (446,584 bytes)
South Dakota - cs46_d90_ascii.zip (303,825 bytes)
Tennessee - cs47_d90_ascii.zip (651,739 bytes)
Texas - cs48_d90_ascii.zip (1,397,550 bytes)
Utah - cs49_d90_ascii.zip (218,499 bytes)
Vermont - cs50_d90_ascii.zip (115,663 bytes)
Virginia - cs51_d90_ascii.zip (711,691 bytes)
Washington - cs53_d90_ascii.zip (307,421 bytes)
West Virginia - cs54_d90_ascii.zip (545,055 bytes)
Wisconsin - cs55_d90_ascii.zip (625,884 bytes)
Wyoming - cs56_d90_ascii.zip (182,042 bytes)
American Samoa - cs60_d90_ascii.zip (8,418 bytes)
Guam - cs66_d90_ascii.zip (8,042 bytes)
N. Mariana Islands - cs69_d90_ascii.zip (9,997 bytes)
Palau - cs70_d90_ascii.zip (16,649 bytes)
Puerto Rico - cs72_d90_ascii.zip (302,474 bytes)
Virgin Islands - cs78_d90_ascii.zip (11,246 bytes)

Descriptions and Metadata