Alabama
Most common self-reported ancestry: African-American
Second most-common ancestry: United States
Third most-common ancestry: Irish
Alaska
Most common self-reported ancestry: American Indian
Second most-common ancestry: German
Third most-common ancestry: Irish
Arizona
Most common self-reported ancestry: Mexican
Second most-common ancestry: German
Third most-common ancestry: English
Arkansas
Most common self-reported ancestry: African-American
Second most-common ancestry: United States
Third most-common ancestry: White/Caucasian
California
Most common self-reported ancestry: Mexican
Second most-common ancestry: German
Third most-common ancestry: Irish
Colorado
Most common self-reported ancestry: German
Second most-common ancestry: Mexican
Third most-common ancestry: Irish
Connecticut
Most common self-reported ancestry: Italian
Second most-common ancestry: Irish
Third most-common ancestry: Puerto Rican
Delaware
Most common self-reported ancestry: African-American
Second most-common ancestry: Irish
Third most-common ancestry: United States
District of Columbia
Most common self-reported ancestry: African-American
Second most-common ancestry: Other
Third most-common ancestry: Irish
Florida
Most common self-reported ancestry: United States
Second most-common ancestry: African-American
Third most-common ancestry: German
Georgia
Most common self-reported ancestry: African-American
Second most-common ancestry: United States
Third most-common ancestry: English
Hawaii
Most common self-reported ancestry: Filipino
Second most-common ancestry: Japanese
Third most-common ancestry: Hawaiian
Idaho
Most common self-reported ancestry: English
Second most-common ancestry: German
Third most-common ancestry: White/Caucasian
Illinois
Most common self-reported ancestry: German
Second most-common ancestry: African-American
Third most-common ancestry: Mexican
Indiana
Most common self-reported ancestry: German
Second most-common ancestry: United States
Third most-common ancestry: Irish
Iowa
Most common self-reported ancestry: German
Second most-common ancestry: Irish
Third most-common ancestry: English
Kansas
Most common self-reported ancestry: German
Second most-common ancestry: Irish
Third most-common ancestry: English
Kentucky
Most common self-reported ancestry: United States
Second most-common ancestry: German
Third most-common ancestry: Irish
Louisiana
Most common self-reported ancestry: African-American
Second most-common ancestry: French
Third most-common ancestry: United States
Maine
Most common self-reported ancestry: English
Second most-common ancestry: French
Third most-common ancestry: Irish
Maryland
Most common self-reported ancestry: African-American
Second most-common ancestry: German
Third most-common ancestry: Irish
Massachusetts
Most common self-reported ancestry: Irish
Second most-common ancestry: Italian
Third most-common ancestry: English
Michigan
Most common self-reported ancestry: German
Second most-common ancestry: African-American
Third most-common ancestry: Irish
Minnesota
Most common self-reported ancestry: German
Second most-common ancestry: Norwegian
Third most-common ancestry: Irish
Mississippi
Most common self-reported ancestry: African-American
Second most-common ancestry: United States
Third most-common ancestry: White/Caucasian
Missouri
Most common self-reported ancestry: German
Second most-common ancestry: African-American
Third most-common ancestry: United States
Montana
Most common self-reported ancestry: German
Second most-common ancestry: Irish
Third most-common ancestry: American Indian
Nebraska
Most common self-reported ancestry: German
Second most-common ancestry: Irish
Third most-common ancestry: Mexican
Nevada
Most common self-reported ancestry: Mexican
Second most-common ancestry: German
Third most-common ancestry: African-American
New Hampshire
Most common self-reported ancestry: Irish
Second most-common ancestry: English
Third most-common ancestry: French
New Jersey
Most common self-reported ancestry: Italian
Second most-common ancestry: Irish
Third most-common ancestry: African-American
New Mexico
Most common self-reported ancestry: Mexican
Second most-common ancestry: American Indian
Third most-common ancestry: Hispanic
New York
Most common self-reported ancestry: Italian
Second most-common ancestry: Irish
Third most-common ancestry: African-American
North Carolina
Most common self-reported ancestry: African-American
Second most-common ancestry: United States
Third most-common ancestry: English
North Dakota
Most common self-reported ancestry: German
Second most-common ancestry: Norwegian
Third most-common ancestry: American Indian
Ohio
Most common self-reported ancestry: German
Second most-common ancestry: African-American
Third most-common ancestry: Irish
Oklahoma
Most common self-reported ancestry: American Indian
Second most-common ancestry: German
Third most-common ancestry: White/Caucasian
Oregon
Most common self-reported ancestry: German
Second most-common ancestry: Irish
Third most-common ancestry: English
Pennsylvania
Most common self-reported ancestry: German
Second most-common ancestry: Irish
Third most-common ancestry: Italian
Rhode Island
Most common self-reported ancestry: Italian
Second most-common ancestry: Irish
Third most-common ancestry: Portuguese
South Carolina
Most common self-reported ancestry: African-American
Second most-common ancestry: United States
Third most-common ancestry: German
South Dakota
Most common self-reported ancestry: German
Second most-common ancestry: Norwegian
Third most-common ancestry: American Indian
Tennessee
Most common self-reported ancestry: United States
Second most-common ancestry: African-American
Third most-common ancestry: Irish
Texas
Most common self-reported ancestry: Mexican
Second most-common ancestry: African-American
Third most-common ancestry: German
Utah
Most common self-reported ancestry: English
Second most-common ancestry: German
Third most-common ancestry: Mexican
Vermont
Most common self-reported ancestry: English
Second most-common ancestry: Irish
Third most-common ancestry: United States
Virginia
Most common self-reported ancestry: African-American
Second most-common ancestry: United States
Third most-common ancestry: German
Washington
Most common self-reported ancestry: German
Second most-common ancestry: Irish
Third most-common ancestry: Mexican
West Virginia
Most common self-reported ancestry: German
Second most-common ancestry: United States
Third most-common ancestry: Irish
Wisconsin
Most common self-reported ancestry: German
Second most-common ancestry: Irish
Third most-common ancestry: Polish
Wyoming
Most common self-reported ancestry: German
Second most-common ancestry: English
Third most-common ancestry: Irish