1990 Census CD-ROM discs support page
1990 summary data file updates
1990 Summary Tape File 3A data, more information
1990 Summary Tape File 3B data, more information
1990 Summary Tape File 3C data, more information
Alabama
Alaska, Hawaii, Oregon
Arizona, Utah
Arkansas
California (Los Angeles county)
California (Orange, Riverside, San Bernardino, San Diego, and Ventura counties)
California (Alameda, Contra Costa, Marin, Monterey, Napa, San Francisco, San Mateo, Santa Clara, Santa Cruz, Solano, and Sonoma counties)
California (rest of state)
Colorado, New Mexico
Connecticut, Maine, Rhode Island, Vermont
District of Columbia, Delaware, Maryland
Florida (Alachua-Lee counties)
Florida (Leon-Washington counties)
Georgia
Idaho, Montana, Nevada, Wyoming
Illinois (Adams-Cook counties)
Illinois (Crawford-Macoupin counties)
Illinois (Madison-Woodford counties)
Indiana (Adams-Lawrence counties)
Indiana (Madison-Whitley counties)
Iowa (Adair-Iowa counties)
Iowa (Jackson-Wright counties)
Kansas
Kentucky
Louisiana
Massachusetts, New Hampshire
Michigan (Alcona-Grand Traverse counties)
Michigan (Gratiot-Midland counties)
Michigan (Missaukee-Wexford counties)
Minnesota (Aitkin-Lyon counties)
Minnesota (McLeod-Yellow Medicine counties)
Mississippi
Missouri (Adair-Livingston counties)
Missouri (McDonald-Wright counties)
Nebraska
New Jersey (Atlantic-Hunterdon counties)
New Jersey (Mercer-Warren counties)
New York (Albany-Oneida counties except Bronx, Kings, New York)
New York (Onandaga-Yates counties except Queens, Richmond)
New York (Bronx, Kings, New York, Queens, Richmond)
North Carolina (Alamance-Jackson counties)
North Carolina (Johnston-Yancey counties)
North Dakota
Ohio (Adams-Greene counties)
Ohio (Guernsey-Morgan counties)
Ohio (Morrow-Wyandott counties)
Oklahoma
Pennsylvania (Adams-Dauphin counties)
Pennsylvania (Delaware-Perry counties)
Pennsylvania (Philadelphia-York counties)
South Carolina
South Dakota
Tennessee
Texas (Anderson-Dimmit counties)
Texas (Donley-Karnes counties)
Texas (Kaufman-Reagan counties)
Texas (Real-Zavala counties)
Virginia
Washington
West Virginia
Wisconsin (Adams-Manitowoc counties)
Wisconsin (Marathon-Wood counties)
Puerto Rico
Geography: ZIP code (total), ZIP code by state, ZIP code by county
ZIP Codes 0-3
ZIP Codes 4-6
ZIP Codes 7-9
Geography: Geography: United States, region, division, state, county, county subdivision (in 12 states), places of 10,000 or more persons, consolidated city, metropolitan statistical area/consolidated metropolitan statistical area, consolidated metropolitan statistical area/primary metropolitan statistical area, urbanized area, total, state and county portion of American Indian Reservations (with trust lands and with no trust lands) and Alaska Native areas.