Ranking of US Counties By Percentage of Population with Northern European Ancestry in 2021
Updated on March 8, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among all US counties with a population of at least 50K, Humboldt County, CA had the highest percentage of population with Northern European ancestry (1.15%), followed by Gallatin County, MT (1.11%), and Benton County, OR (1.10%).
The chart below shows the top 10 counties, and the table below shows the ranking of the top 200 counties.
You can see similar information for other ancestry groups in the US.
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Related Topics: US Census 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates (2021).
Ranking of US Counties By Percentage of Population with Northern European Ancestry in 2021
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| Rank | County | Percentage of Population (%) |
|---|---|---|
| 1 | Humboldt County, CA | 1.15 |
| 2 | Gallatin County, MT | 1.11 |
| 3 | Benton County, OR | 1.10 |
| 4 | Marin County, CA | 1.02 |
| 5 | Tooele County, UT | 0.82 |
| 6 | Lewis and Clark County, MT | 0.73 |
| 6 | Skagit County, WA | 0.73 |
| 7 | Island County, WA | 0.72 |
| 8 | Mendocino County, CA | 0.69 |
| 8 | Washoe County, NV | 0.69 |
| 8 | Thurston County, WA | 0.69 |
| 9 | Santa Cruz County, CA | 0.68 |
| 10 | Multnomah County, OR | 0.65 |
| 10 | Kitsap County, WA | 0.65 |
| 11 | King County, WA | 0.63 |
| 12 | Windsor County, VT | 0.62 |
| 12 | Whatcom County, WA | 0.62 |
| 13 | Flathead County, MT | 0.60 |
| 14 | Deschutes County, OR | 0.59 |
| 15 | Lane County, OR | 0.58 |
| 16 | Missoula County, MT | 0.54 |
| 16 | Washington County, OR | 0.54 |
| 17 | Sonoma County, CA | 0.51 |
| 17 | Ada County, ID | 0.51 |
| 18 | El Dorado County, CA | 0.49 |
| 18 | Twin Falls County, ID | 0.49 |
| 18 | Chelan County, WA | 0.49 |
| 18 | Snohomish County, WA | 0.49 |
| 19 | Chittenden County, VT | 0.48 |
| 20 | Sullivan County, NY | 0.47 |
| 20 | Union County, OH | 0.47 |
| 21 | Boulder County, CO | 0.46 |
| 21 | Johnson County, IA | 0.46 |
| 21 | Santa Fe County, NM | 0.46 |
| 21 | Orange County, NC | 0.46 |
| 21 | Clackamas County, OR | 0.46 |
| 22 | Napa County, CA | 0.45 |
| 22 | Garfield County, CO | 0.45 |
| 22 | Douglas County, OR | 0.45 |
| 22 | Anderson County, TN | 0.45 |
| 22 | Clark County, WA | 0.45 |
| 23 | Benton County, WA | 0.44 |
| 23 | Clallam County, WA | 0.44 |
| 24 | Fairbanks North Star Borough, AK | 0.42 |
| 24 | Strafford County, NH | 0.42 |
| 24 | Cowlitz County, WA | 0.42 |
| 25 | Bernalillo County, NM | 0.41 |
| 25 | Jackson County, OR | 0.41 |
| 25 | Cache County, UT | 0.41 |
| 26 | San Luis Obispo County, CA | 0.40 |
| 26 | Putnam County, NY | 0.40 |
| 26 | Josephine County, OR | 0.40 |
| 27 | Shasta County, CA | 0.39 |
| 27 | Jefferson County, CO | 0.39 |
| 27 | Story County, IA | 0.39 |
| 27 | Utah County, UT | 0.39 |
| 27 | Spokane County, WA | 0.39 |
| 27 | Walla Walla County, WA | 0.39 |
| 28 | Polk County, IA | 0.38 |
| 28 | Hennepin County, MN | 0.38 |
| 28 | Watauga County, NC | 0.38 |
| 28 | Grady County, OK | 0.38 |
| 28 | Dane County, WI | 0.38 |
| 28 | St. Croix County, WI | 0.38 |
| 29 | San Mateo County, CA | 0.37 |
| 29 | Columbia County, OR | 0.37 |
| 29 | Lexington County, SC | 0.37 |
| 29 | Albemarle County, VA | 0.37 |
| 30 | Placer County, CA | 0.36 |
| 30 | La Plata County, CO | 0.36 |
| 30 | Larimer County, CO | 0.36 |
| 30 | Champaign County, IL | 0.36 |
| 30 | Boone County, MO | 0.36 |
| 30 | Cascade County, MT | 0.36 |
| 30 | Polk County, OR | 0.36 |
| 30 | Salt Lake County, UT | 0.36 |
| 30 | Arlington County, VA | 0.36 |
| 30 | Pierce County, WA | 0.36 |
| 31 | San Francisco County, CA | 0.35 |
| 31 | Tuolumne County, CA | 0.35 |
| 31 | Denver County, CO | 0.35 |
| 31 | Linn County, OR | 0.35 |
| 32 | Ramsey County, MN | 0.34 |
| 32 | Lincoln County, SD | 0.34 |
| 32 | James City County, VA | 0.34 |
| 33 | Kenai Peninsula Borough, AK | 0.33 |
| 33 | Broomfield County, CO | 0.33 |
| 33 | Douglas County, CO | 0.33 |
| 33 | Hancock County, IN | 0.33 |
| 33 | Klamath County, OR | 0.33 |
| 33 | Alexandria city, VA | 0.33 |
| 34 | Christian County, KY | 0.32 |
| 34 | Coos County, OR | 0.32 |
| 34 | Yamhill County, OR | 0.32 |
| 34 | Greenville County, SC | 0.32 |
| 34 | Davis County, UT | 0.32 |
| 34 | Washington County, UT | 0.32 |
| 35 | Hawaii County, HI | 0.31 |
| 35 | Franklin County, MA | 0.31 |
| 35 | Dakota County, MN | 0.31 |
| 35 | Oconee County, SC | 0.31 |
| 36 | Butte County, CA | 0.30 |
| 36 | Contra Costa County, CA | 0.30 |
| 36 | Tehama County, CA | 0.30 |
| 36 | Warren County, IA | 0.30 |
| 36 | Leavenworth County, KS | 0.30 |
| 36 | Washtenaw County, MI | 0.30 |
| 36 | Tompkins County, NY | 0.30 |
| 36 | Washington County, TN | 0.30 |
| 36 | Iron County, UT | 0.30 |
| 36 | Fauquier County, VA | 0.30 |
| 37 | Anchorage Municipality, AK | 0.29 |
| 37 | Santa Rosa County, FL | 0.29 |
| 37 | Yellowstone County, MT | 0.29 |
| 37 | Rockingham County, NH | 0.29 |
| 37 | Fairfax County, VA | 0.29 |
| 37 | Lewis County, WA | 0.29 |
| 37 | Marathon County, WI | 0.29 |
| 38 | Yavapai County, AZ | 0.28 |
| 38 | Alameda County, CA | 0.28 |
| 38 | Collier County, FL | 0.28 |
| 38 | Fayette County, GA | 0.28 |
| 38 | Canyon County, ID | 0.28 |
| 38 | Tazewell County, IL | 0.28 |
| 38 | Black Hawk County, IA | 0.28 |
| 38 | Marion County, OR | 0.28 |
| 38 | Pennington County, SD | 0.28 |
| 38 | Coryell County, TX | 0.28 |
| 38 | Travis County, TX | 0.28 |
| 39 | Matanuska-Susitna Borough, AK | 0.27 |
| 39 | Douglas County, KS | 0.27 |
| 39 | Cumberland County, ME | 0.27 |
| 39 | Tulsa County, OK | 0.27 |
| 39 | Williamson County, TN | 0.27 |
| 40 | Eagle County, CO | 0.26 |
| 40 | Hendricks County, IN | 0.26 |
| 40 | Montgomery County, MD | 0.26 |
| 40 | Richmond city, VA | 0.26 |
| 41 | Cochise County, AZ | 0.25 |
| 41 | Yolo County, CA | 0.25 |
| 41 | El Paso County, CO | 0.25 |
| 41 | Weld County, CO | 0.25 |
| 41 | Madison County, IL | 0.25 |
| 41 | Jessamine County, KY | 0.25 |
| 41 | Pulaski County, KY | 0.25 |
| 41 | Rapides Parish, LA | 0.25 |
| 41 | St. Tammany Parish, LA | 0.25 |
| 41 | Kalamazoo County, MI | 0.25 |
| 41 | Forrest County, MS | 0.25 |
| 41 | Lamar County, MS | 0.25 |
| 41 | Herkimer County, NY | 0.25 |
| 41 | Ulster County, NY | 0.25 |
| 41 | Ward County, ND | 0.25 |
| 41 | Grant County, WA | 0.25 |
| 42 | Coconino County, AZ | 0.24 |
| 42 | Nevada County, CA | 0.24 |
| 42 | San Diego County, CA | 0.24 |
| 42 | Nassau County, FL | 0.24 |
| 42 | Johnson County, KS | 0.24 |
| 42 | Calvert County, MD | 0.24 |
| 42 | Barnstable County, MA | 0.24 |
| 42 | Chisago County, MN | 0.24 |
| 42 | Olmsted County, MN | 0.24 |
| 42 | Merrimack County, NH | 0.24 |
| 42 | Buncombe County, NC | 0.24 |
| 42 | Nacogdoches County, TX | 0.24 |
| 43 | Pinal County, AZ | 0.23 |
| 43 | Santa Barbara County, CA | 0.23 |
| 43 | Arapahoe County, CO | 0.23 |
| 43 | Kootenai County, ID | 0.23 |
| 43 | McLean County, IL | 0.23 |
| 43 | Bartholomew County, IN | 0.23 |
| 43 | Dallas County, IA | 0.23 |
| 43 | Washington County, MN | 0.23 |
| 43 | Rensselaer County, NY | 0.23 |
| 43 | Wake County, NC | 0.23 |
| 43 | Delaware County, OH | 0.23 |
| 44 | Sumter County, FL | 0.22 |
| 44 | Kane County, IL | 0.22 |
| 44 | Linn County, IA | 0.22 |
| 44 | Saline County, KS | 0.22 |
| 44 | Lancaster County, NE | 0.22 |
| 44 | Grafton County, NH | 0.22 |
| 44 | Coffee County, TN | 0.22 |
| 44 | Bastrop County, TX | 0.22 |
| 44 | Harrison County, TX | 0.22 |
| 44 | Kerr County, TX | 0.22 |
| 44 | Weber County, UT | 0.22 |
| 45 | Pima County, AZ | 0.21 |
| 45 | Solano County, CA | 0.21 |
| 45 | Yuba County, CA | 0.21 |
| 45 | Bannock County, ID | 0.21 |
| 45 | Monroe County, IN | 0.21 |
| 45 | Worcester County, MD | 0.21 |
| 45 | Berkshire County, MA | 0.21 |
| 45 | Middlesex County, MA | 0.21 |
| 45 | Kent County, MI | 0.21 |
| 45 | Carver County, MN | 0.21 |
| 45 | Clay County, MN | 0.21 |
| 45 | Sherburne County, MN | 0.21 |