Ranking of US Counties By Percentage of Population with Eastern 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, New York County, NY had the highest percentage of population with Eastern European ancestry (2.23%), followed by Nassau County, NY (1.55%), and Montgomery County, MD (1.39%).
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 Eastern European Ancestry in 2021
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| Rank | County | Percentage of Population (%) |
|---|---|---|
| 1 | New York County, NY | 2.23 |
| 2 | Nassau County, NY | 1.55 |
| 3 | Montgomery County, MD | 1.39 |
| 4 | Westchester County, NY | 1.36 |
| 5 | Bristol County, RI | 1.23 |
| 6 | Monmouth County, NJ | 1.19 |
| 7 | Bergen County, NJ | 1.18 |
| 7 | Rockland County, NY | 1.18 |
| 8 | Marin County, CA | 1.13 |
| 9 | Lake County, IL | 1.06 |
| 10 | Palm Beach County, FL | 1.05 |
| 11 | Berkshire County, MA | 0.99 |
| 12 | Columbia County, NY | 0.97 |
| 12 | Montgomery County, PA | 0.97 |
| 12 | Arlington County, VA | 0.97 |
| 13 | Tompkins County, NY | 0.93 |
| 14 | Kings County, NY | 0.92 |
| 15 | Middlesex County, MA | 0.91 |
| 16 | Hampshire County, MA | 0.90 |
| 17 | Norfolk County, MA | 0.89 |
| 18 | Howard County, MD | 0.87 |
| 19 | Fairfield County, CT | 0.85 |
| 19 | Chittenden County, VT | 0.85 |
| 20 | Ulster County, NY | 0.82 |
| 20 | Bucks County, PA | 0.82 |
| 21 | San Francisco County, CA | 0.81 |
| 22 | Putnam County, NY | 0.79 |
| 23 | Somerset County, NJ | 0.77 |
| 23 | Chatham County, NC | 0.77 |
| 24 | Geauga County, OH | 0.74 |
| 25 | Franklin County, MA | 0.73 |
| 26 | Dutchess County, NY | 0.71 |
| 27 | Eagle County, CO | 0.70 |
| 27 | Middlesex County, NJ | 0.70 |
| 28 | Essex County, NJ | 0.69 |
| 29 | Westmoreland County, PA | 0.68 |
| 30 | Sumter County, FL | 0.67 |
| 30 | Morris County, NJ | 0.67 |
| 31 | Humboldt County, CA | 0.66 |
| 31 | Centre County, PA | 0.66 |
| 32 | Boulder County, CO | 0.65 |
| 32 | Barnstable County, MA | 0.65 |
| 32 | Oakland County, MI | 0.65 |
| 32 | Allegheny County, PA | 0.65 |
| 33 | Mercer County, NJ | 0.63 |
| 33 | Suffolk County, NY | 0.63 |
| 33 | Jefferson County, WV | 0.63 |
| 34 | Denver County, CO | 0.61 |
| 34 | Baltimore County, MD | 0.61 |
| 34 | Wicomico County, MD | 0.61 |
| 34 | Christian County, MO | 0.61 |
| 34 | Cuyahoga County, OH | 0.61 |
| 34 | Medina County, OH | 0.61 |
| 35 | Suffolk County, MA | 0.60 |
| 36 | Chisago County, MN | 0.59 |
| 36 | Camden County, NJ | 0.59 |
| 37 | James City County, VA | 0.58 |
| 38 | Sussex County, DE | 0.57 |
| 38 | Hunterdon County, NJ | 0.57 |
| 38 | Passaic County, NJ | 0.57 |
| 38 | Cattaraugus County, NY | 0.57 |
| 38 | Luzerne County, PA | 0.57 |
| 39 | Washtenaw County, MI | 0.56 |
| 39 | Ocean County, NJ | 0.56 |
| 39 | Richmond County, NY | 0.56 |
| 40 | Litchfield County, CT | 0.55 |
| 40 | New Haven County, CT | 0.55 |
| 40 | Broward County, FL | 0.55 |
| 40 | Santa Fe County, NM | 0.55 |
| 41 | Union County, NJ | 0.54 |
| 41 | Albemarle County, VA | 0.54 |
| 42 | Martin County, FL | 0.53 |
| 42 | Broome County, NY | 0.53 |
| 42 | Cumberland County, PA | 0.53 |
| 42 | Washington County, VT | 0.53 |
| 43 | Tolland County, CT | 0.52 |
| 43 | Burlington County, NJ | 0.52 |
| 43 | Lake County, OH | 0.52 |
| 44 | Limestone County, AL | 0.51 |
| 44 | Middlesex County, CT | 0.51 |
| 44 | Fulton County, GA | 0.51 |
| 44 | Sussex County, NJ | 0.51 |
| 44 | Jackson County, OR | 0.51 |
| 44 | Chester County, PA | 0.51 |
| 44 | Dauphin County, PA | 0.51 |
| 44 | Washington County, RI | 0.51 |
| 45 | Hancock County, IN | 0.50 |
| 45 | St. Lawrence County, NY | 0.50 |
| 45 | Sullivan County, NY | 0.50 |
| 45 | New Hanover County, NC | 0.50 |
| 45 | Multnomah County, OR | 0.50 |
| 45 | Lehigh County, PA | 0.50 |
| 45 | Fairfax County, VA | 0.50 |
| 45 | Sauk County, WI | 0.50 |
| 46 | St. Johns County, FL | 0.49 |
| 46 | Orange County, NC | 0.49 |
| 47 | Carroll County, MD | 0.48 |
| 47 | St. Louis County, MO | 0.48 |
| 47 | Lewis and Clark County, MT | 0.48 |
| 47 | Saratoga County, NY | 0.48 |
| 47 | Brunswick County, NC | 0.48 |
| 47 | Newport County, RI | 0.48 |
| 47 | Alexandria city, VA | 0.48 |
| 48 | Sonoma County, CA | 0.47 |
| 48 | Yamhill County, OR | 0.47 |
| 48 | Philadelphia County, PA | 0.47 |
| 48 | Ozaukee County, WI | 0.47 |
| 49 | Nevada County, CA | 0.46 |
| 49 | San Mateo County, CA | 0.46 |
| 49 | Anne Arundel County, MD | 0.46 |
| 49 | Delaware County, OH | 0.46 |
| 49 | Lane County, OR | 0.46 |
| 49 | King County, WA | 0.46 |
| 49 | Portage County, WI | 0.46 |
| 50 | Livingston County, MI | 0.45 |
| 50 | Durham County, NC | 0.45 |
| 50 | Erie County, OH | 0.45 |
| 50 | Lorain County, OH | 0.45 |
| 50 | Summit County, OH | 0.45 |
| 50 | Washington County, PA | 0.45 |
| 50 | Natrona County, WY | 0.45 |
| 51 | Broomfield County, CO | 0.44 |
| 51 | New London County, CT | 0.44 |
| 51 | Monroe County, FL | 0.44 |
| 51 | Cumberland County, ME | 0.44 |
| 51 | Warren County, NY | 0.44 |
| 51 | Butler County, PA | 0.44 |
| 52 | Santa Barbara County, CA | 0.43 |
| 52 | Indian River County, FL | 0.43 |
| 52 | Albany County, NY | 0.43 |
| 52 | Onondaga County, NY | 0.43 |
| 53 | Alameda County, CA | 0.42 |
| 53 | Larimer County, CO | 0.42 |
| 53 | Cook County, IL | 0.42 |
| 53 | Floyd County, IN | 0.42 |
| 53 | Porter County, IN | 0.42 |
| 53 | Oldham County, KY | 0.42 |
| 53 | Cape May County, NJ | 0.42 |
| 53 | Ashland County, OH | 0.42 |
| 53 | Cambria County, PA | 0.42 |
| 53 | Fauquier County, VA | 0.42 |
| 54 | Kennebec County, ME | 0.41 |
| 54 | Grand Traverse County, MI | 0.41 |
| 54 | Olmsted County, MN | 0.41 |
| 54 | Rensselaer County, NY | 0.41 |
| 54 | Armstrong County, PA | 0.41 |
| 54 | Delaware County, PA | 0.41 |
| 54 | Monroe County, PA | 0.41 |
| 55 | Mendocino County, CA | 0.40 |
| 55 | Santa Cruz County, CA | 0.40 |
| 55 | Hartford County, CT | 0.40 |
| 55 | Manatee County, FL | 0.40 |
| 55 | Sarasota County, FL | 0.40 |
| 55 | Baltimore city, MD | 0.40 |
| 55 | Ionia County, MI | 0.40 |
| 55 | Schenectady County, NY | 0.40 |
| 55 | Richland County, OH | 0.40 |
| 55 | Indiana County, PA | 0.40 |
| 56 | Contra Costa County, CA | 0.39 |
| 56 | Arapahoe County, CO | 0.39 |
| 56 | Douglas County, CO | 0.39 |
| 56 | Cobb County, GA | 0.39 |
| 56 | Frederick County, MD | 0.39 |
| 56 | Hennepin County, MN | 0.39 |
| 56 | Belknap County, NH | 0.39 |
| 56 | Atlantic County, NJ | 0.39 |
| 56 | Lackawanna County, PA | 0.39 |
| 56 | Schuylkill County, PA | 0.39 |
| 56 | Travis County, TX | 0.39 |
| 56 | Virginia Beach city, VA | 0.39 |
| 57 | Coconino County, AZ | 0.38 |
| 57 | Los Angeles County, CA | 0.38 |
| 57 | Ventura County, CA | 0.38 |
| 57 | Collier County, FL | 0.38 |
| 57 | Seminole County, FL | 0.38 |
| 57 | Hendricks County, IN | 0.38 |
| 57 | Morgan County, IN | 0.38 |
| 57 | Grafton County, NH | 0.38 |
| 57 | Salem County, NJ | 0.38 |
| 57 | Orange County, NY | 0.38 |
| 57 | Fayette County, PA | 0.38 |
| 57 | Kent County, RI | 0.38 |
| 58 | DuPage County, IL | 0.37 |
| 58 | Livingston County, NY | 0.37 |
| 58 | Monroe County, NY | 0.37 |
| 58 | Clackamas County, OR | 0.37 |
| 58 | Lawrence County, PA | 0.37 |
| 58 | Windsor County, VT | 0.37 |
| 59 | Johnson County, KS | 0.36 |
| 59 | Merrimack County, NH | 0.36 |
| 59 | Rockingham County, NH | 0.36 |
| 59 | Jefferson County, OH | 0.36 |
| 59 | Licking County, OH | 0.36 |
| 59 | Linn County, OR | 0.36 |
| 59 | Crawford County, PA | 0.36 |
| 59 | Northampton County, PA | 0.36 |
| 60 | Glynn County, GA | 0.35 |
| 60 | Warren County, IA | 0.35 |
| 60 | Cape Girardeau County, MO | 0.35 |
| 60 | Gloucester County, NJ | 0.35 |