Ranking of US Counties By Percentage of Population with British 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, Utah County, UT had the highest percentage of population with British ancestry (2.49%), followed by Davis County, UT (2.37%), and Salt Lake County, UT (2.35%).
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 British Ancestry in 2021
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| Rank | County | Percentage of Population (%) |
|---|---|---|
| 1 | Utah County, UT | 2.49 |
| 2 | Davis County, UT | 2.37 |
| 3 | Salt Lake County, UT | 2.35 |
| 4 | Cache County, UT | 2.03 |
| 5 | James City County, VA | 1.88 |
| 6 | Albemarle County, VA | 1.74 |
| 7 | Madison County, ID | 1.70 |
| 8 | Marin County, CA | 1.59 |
| 9 | Bonneville County, ID | 1.48 |
| 10 | Benton County, OR | 1.47 |
| 11 | Broomfield County, CO | 1.46 |
| 11 | Tooele County, UT | 1.46 |
| 11 | Arlington County, VA | 1.46 |
| 12 | Iron County, UT | 1.45 |
| 13 | Weber County, UT | 1.43 |
| 14 | Walton County, FL | 1.40 |
| 14 | Island County, WA | 1.40 |
| 15 | Box Elder County, UT | 1.38 |
| 16 | Bannock County, ID | 1.35 |
| 17 | Jefferson County, WV | 1.34 |
| 18 | Clallam County, WA | 1.32 |
| 19 | Boulder County, CO | 1.30 |
| 19 | Clarke County, GA | 1.30 |
| 19 | Alexandria city, VA | 1.30 |
| 20 | El Dorado County, CA | 1.29 |
| 21 | Williamson County, TN | 1.28 |
| 22 | La Plata County, CO | 1.27 |
| 22 | Washington County, VT | 1.27 |
| 22 | Whatcom County, WA | 1.27 |
| 23 | Santa Cruz County, CA | 1.26 |
| 23 | Eagle County, CO | 1.26 |
| 23 | Orange County, NC | 1.26 |
| 24 | Fayette County, KY | 1.25 |
| 24 | Multnomah County, OR | 1.25 |
| 25 | Union County, OH | 1.23 |
| 25 | Lane County, OR | 1.23 |
| 26 | Linn County, OR | 1.20 |
| 27 | Kootenai County, ID | 1.19 |
| 28 | Loudoun County, VA | 1.18 |
| 28 | Kitsap County, WA | 1.18 |
| 28 | Thurston County, WA | 1.18 |
| 29 | Jackson County, OR | 1.17 |
| 29 | Skagit County, WA | 1.17 |
| 30 | Boone County, MO | 1.16 |
| 31 | Shelby County, AL | 1.15 |
| 32 | Washington County, AR | 1.14 |
| 33 | Tompkins County, NY | 1.13 |
| 34 | Franklin County, MA | 1.12 |
| 34 | Nacogdoches County, TX | 1.12 |
| 35 | Nevada County, CA | 1.11 |
| 35 | Greene County, OH | 1.11 |
| 35 | Clackamas County, OR | 1.11 |
| 35 | Deschutes County, OR | 1.11 |
| 36 | Bartholomew County, IN | 1.10 |
| 36 | Chelan County, WA | 1.10 |
| 36 | King County, WA | 1.10 |
| 37 | St. Mary's County, MD | 1.09 |
| 37 | Washtenaw County, MI | 1.09 |
| 38 | Madison County, AL | 1.08 |
| 38 | St. Johns County, FL | 1.08 |
| 38 | Cumberland County, ME | 1.08 |
| 38 | Washington County, OR | 1.08 |
| 39 | Douglas County, CO | 1.07 |
| 39 | Leon County, FL | 1.07 |
| 39 | Okaloosa County, FL | 1.07 |
| 39 | Fayette County, GA | 1.07 |
| 40 | Tuolumne County, CA | 1.06 |
| 40 | Yamhill County, OR | 1.06 |
| 40 | Greenwood County, SC | 1.06 |
| 41 | Sarasota County, FL | 1.05 |
| 41 | Platte County, MO | 1.05 |
| 41 | Dorchester County, SC | 1.05 |
| 42 | Crawford County, AR | 1.04 |
| 42 | Santa Rosa County, FL | 1.04 |
| 42 | Hamblen County, TN | 1.04 |
| 42 | Travis County, TX | 1.04 |
| 43 | Yavapai County, AZ | 1.03 |
| 43 | Kosciusko County, IN | 1.03 |
| 43 | Taney County, MO | 1.03 |
| 43 | Watauga County, NC | 1.03 |
| 43 | Fairfax County, VA | 1.03 |
| 43 | Richmond city, VA | 1.03 |
| 44 | Sonoma County, CA | 1.02 |
| 44 | Hancock County, ME | 1.02 |
| 44 | Knox County, TN | 1.02 |
| 44 | Bastrop County, TX | 1.02 |
| 44 | Rockingham County, VA | 1.02 |
| 44 | Lewis County, WA | 1.02 |
| 45 | Greenville County, SC | 1.01 |
| 45 | Blount County, TN | 1.01 |
| 45 | Roane County, TN | 1.01 |
| 45 | Fauquier County, VA | 1.01 |
| 46 | Santa Barbara County, CA | 1.00 |
| 46 | Calvert County, MD | 1.00 |
| 47 | Cherokee County, GA | 0.99 |
| 47 | Santa Fe County, NM | 0.99 |
| 47 | Washington County, UT | 0.99 |
| 48 | Placer County, CA | 0.98 |
| 48 | Seminole County, FL | 0.98 |
| 48 | Monroe County, IN | 0.98 |
| 48 | Story County, IA | 0.98 |
| 48 | Merrimack County, NH | 0.98 |
| 48 | Wake County, NC | 0.98 |
| 48 | Windsor County, VT | 0.98 |
| 48 | Clark County, WA | 0.98 |
| 49 | Alachua County, FL | 0.97 |
| 49 | Bay County, FL | 0.97 |
| 49 | Lewis and Clark County, MT | 0.97 |
| 49 | Buncombe County, NC | 0.97 |
| 49 | Mason County, WA | 0.97 |
| 50 | Morgan County, AL | 0.96 |
| 50 | Hamilton County, IN | 0.96 |
| 50 | Chittenden County, VT | 0.96 |
| 51 | Pearl River County, MS | 0.95 |
| 51 | Ontario County, NY | 0.95 |
| 52 | Lake County, FL | 0.94 |
| 52 | Forsyth County, GA | 0.94 |
| 52 | Houston County, GA | 0.94 |
| 52 | Hanover County, VA | 0.94 |
| 53 | New Hanover County, NC | 0.93 |
| 53 | Payne County, OK | 0.93 |
| 54 | Hancock County, IN | 0.92 |
| 54 | Frederick County, MD | 0.92 |
| 54 | Umatilla County, OR | 0.92 |
| 54 | Bradley County, TN | 0.92 |
| 55 | Ada County, ID | 0.91 |
| 55 | Durham County, NC | 0.91 |
| 56 | San Francisco County, CA | 0.90 |
| 56 | Strafford County, NH | 0.90 |
| 56 | Cleveland County, OK | 0.90 |
| 56 | Kerr County, TX | 0.90 |
| 56 | Benton County, WA | 0.90 |
| 57 | Yuba County, CA | 0.89 |
| 57 | Indian River County, FL | 0.89 |
| 57 | Johnson County, KS | 0.89 |
| 57 | Washington County, OK | 0.89 |
| 57 | Denton County, TX | 0.89 |
| 57 | Montgomery County, VA | 0.89 |
| 57 | York County, VA | 0.89 |
| 58 | Larimer County, CO | 0.88 |
| 58 | Tippecanoe County, IN | 0.88 |
| 58 | Howard County, MD | 0.88 |
| 58 | Monongalia County, WV | 0.88 |
| 59 | Anchorage Municipality, AK | 0.87 |
| 59 | Marquette County, MI | 0.87 |
| 59 | Snohomish County, WA | 0.87 |
| 60 | Lonoke County, AR | 0.86 |
| 60 | Pinellas County, FL | 0.86 |
| 60 | Douglas County, KS | 0.86 |
| 60 | Penobscot County, ME | 0.86 |
| 60 | Grafton County, NH | 0.86 |
| 60 | Henderson County, NC | 0.86 |
| 60 | Polk County, OR | 0.86 |
| 60 | Chester County, PA | 0.86 |
| 60 | Cumberland County, PA | 0.86 |
| 60 | Georgetown County, SC | 0.86 |
| 60 | Bell County, TX | 0.86 |
| 60 | Collin County, TX | 0.86 |
| 61 | Pima County, AZ | 0.85 |
| 61 | Saline County, AR | 0.85 |
| 61 | San Luis Obispo County, CA | 0.85 |
| 61 | Tehama County, CA | 0.85 |
| 61 | Nassau County, FL | 0.85 |
| 61 | Camden County, GA | 0.85 |
| 61 | Cobb County, GA | 0.85 |
| 61 | Anne Arundel County, MD | 0.85 |
| 61 | Carteret County, NC | 0.85 |
| 61 | Klamath County, OR | 0.85 |
| 61 | Galveston County, TX | 0.85 |
| 61 | Kanawha County, WV | 0.85 |
| 62 | Coconino County, AZ | 0.84 |
| 62 | Sangamon County, IL | 0.84 |
| 62 | Floyd County, IN | 0.84 |
| 62 | Bullitt County, KY | 0.84 |
| 62 | Jackson County, MS | 0.84 |
| 62 | Grays Harbor County, WA | 0.84 |
| 63 | Napa County, CA | 0.83 |
| 63 | El Paso County, CO | 0.83 |
| 63 | Bartow County, GA | 0.83 |
| 63 | Columbia County, GA | 0.83 |
| 63 | York County, ME | 0.83 |
| 63 | Pierce County, WA | 0.83 |
| 64 | Kenton County, KY | 0.82 |
| 64 | Barnstable County, MA | 0.82 |
| 64 | Gallatin County, MT | 0.82 |
| 64 | Cheshire County, NH | 0.82 |
| 64 | Athens County, OH | 0.82 |
| 64 | Josephine County, OR | 0.82 |
| 65 | Shasta County, CA | 0.81 |
| 65 | Madison County, IN | 0.81 |
| 65 | Scott County, KY | 0.81 |
| 65 | Wicomico County, MD | 0.81 |
| 65 | Madison County, MS | 0.81 |
| 65 | Jefferson County, NY | 0.81 |
| 65 | New York County, NY | 0.81 |
| 65 | Roanoke County, VA | 0.81 |
| 65 | Spokane County, WA | 0.81 |
| 65 | Laramie County, WY | 0.81 |
| 66 | Jefferson County, CO | 0.80 |
| 66 | Glynn County, GA | 0.80 |