Which county has the highest american share?

Hancock County, Tennessee ranks #1 with 55.5% (2010 Decennial Census).

What are the top 5 counties by american share?

Hancock County, Tennessee, Bell County, Kentucky, Jackson County, Kentucky, Wolfe County, Kentucky, Clay County, Tennessee.

How many counties are in this ranking?

3,123 counties qualify after filtering for population minimums and data availability. The ranking covers 2010 Decennial Census data.

How is american share measured?

Share of all residents who are American ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, 2010 Decennial Census.

RANKING · 2010 CENSUS · 123 SHOWN OF 3,123

Highest American population share, US counties · 2010

US counties ranked by the share of all residents who are American ancestry (2010 American Community Survey). A concentration measure: American residents as a percentage of total population.

American ancestry: full group profile →

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN SHAREVS –

3001Boyd County, NENE1,6741.9%–

3002Bennett County, SDSD3,3071.9%–

3003Lake County, COCO7,5521.9%–

3004Presidio County, TXTX5,4331.9%–

3005Lac qui Parle County, MNMN6,7041.9%–

3006Mahnomen County, MNMN5,1531.9%–

3007Red Lake County, MNMN3,9401.9%–

3008Madera County, CACA167,9271.9%–

3009Martin County, TXTX5,2841.9%–

3010Jones County, SDSD9131.9%–

3011Garfield County, UTUT5,2561.9%–

3012Morton County, KSKS2,4701.8%–

3013Gonzales County, TXTX20,1591.8%–

3014Wells County, NDND3,7291.8%–

3015Ziebach County, SDSD2,3891.8%–

3016Dunn County, NDND4,0581.8%–

3017Swift County, MNMN9,7631.8%–

3018Lincoln County, NVNV4,3201.8%–

3019Clay County, SDSD15,0311.8%–

3020Sheridan County, NDND1,2961.8%–

3021Kittson County, MNMN4,0311.8%–

3022Charles Mix County, SDSD9,3031.8%–

3023Willacy County, TXTX19,9711.8%–

3024Eagle County, COCO54,2911.8%–

3025Kearny County, KSKS3,8881.8%–

3026Judith Basin County, MTMT2,1621.7%–

3027Bon Homme County, SDSD7,2441.7%–

3028Kidder County, NDND2,3931.7%–

3029Cass County, NDND201,7941.7%–

3030Fresno County, CACA1,035,4561.6%–

3031McPherson County, NENE3691.6%–

3032Greenlee County, AZAZ9,3121.6%–

3033Cameron County, TXTX433,9461.6%–

3034Haines, AKAK2,0681.6%–

3035San Miguel County, NMNM26,2601.6%–

3036Ransom County, NDND5,6171.6%–

3037Providence County, RIRI678,1791.6%–

3038Cook County, MNMN5,5221.6%–

3039San Mateo County, CACA743,5681.6%–

3040Cook County, ILIL5,194,6251.6%–

3041Clay County, MNMN67,7341.6%–

3042Yakutat, AKAK6721.6%–

3043Monterey County, CACA433,7291.6%–

3044Moody County, SDSD6,6321.6%–

3045Cibola County, NMNM26,8071.5%–

3046La Salle County, TXTX6,5171.4%–

3047Santa Clara County, CACA1,914,3911.4%–

3048Burke County, NDND2,1321.4%–

3049Bottineau County, NDND6,2841.4%–

3050Milwaukee County, WIWI924,2161.4%–

3051District of Columbia, DCDC693,6451.4%–

3052Liberty County, MTMT1,9571.4%–

3053Norman County, MNMN6,3361.4%–

3054Apache County, AZAZ64,4451.4%–

3055Williams County, NDND41,7671.4%–

3056Emmons County, NDND3,2151.4%–

3057Glacier County, MTMT13,4631.4%–

3058McKinley County, NMNM68,1191.4%–

3059Philadelphia County, PAPA1,574,2811.4%–

3060Alameda County, CACA1,636,6301.4%–

3061Brule County, SDSD5,2781.3%–

3062Prince of Wales-Hyder Census Area, AKAK5,7771.3%–

3063Florence County, WIWI4,7481.3%–

3064Wilkin County, MNMN6,2881.3%–

3065Lake of the Woods County, MNMN3,7701.3%–

3066Alpine County, CACA1,0431.3%–

3067Roosevelt County, MTMT10,2421.3%–

3068Pope County, MNMN11,4201.3%–

3069Eddy County, NDND2,3291.3%–

3070Aleutians East, AKAK3,4791.2%–

3071Imperial County, CACA181,4111.2%–

3072Marshall County, MNMN8,7981.2%–

3073Hudson County, NJNJ735,0331.2%–

3074Pennington County, MNMN13,6861.2%–

3075Haakon County, SDSD1,8021.2%–

3076Thurston County, NENE6,7521.2%–

3077Bronx County, NYNY1,406,3321.2%–

3078Taos County, NMNM34,5641.2%–

3079Griggs County, NDND2,2391.2%–

3080Daniels County, MTMT1,6121.2%–

3081Donley County, TXTX3,2131.1%–

3082Dickey County, NDND4,8951.1%–

3083Todd County, SDSD8,8631.1%–

3084San Francisco County, CACA826,0791.0%–

3085Zapata County, TXTX13,7531.0%–

3086Lyman County, SDSD3,6941.0%–

3087Hidalgo County, TXTX921,5491.0%–

3088Steele County, NDND1,7971.0%–

3089Webb County, TXTX281,2241.0%–

3090Daggett County, UTUT9341.0%–

3091Billings County, NDND1,0710.9%–

3092Hawaii County, HIHI210,0430.9%–

3093Summit County, COCO31,5170.9%–

3094Corson County, SDSD3,7810.8%–

3095Kauai County, HIHI73,4000.8%–

3096Hinsdale County, COCO7530.8%–

3097Mountrail County, NDND9,3950.8%–

3098Dimmit County, TXTX8,0240.8%–

3099Maui County, HIHI160,5920.8%–

3100Mora County, NMNM4,0510.8%–

3101Honolulu County, HIHI988,7030.8%–

3102McKenzie County, NDND15,1920.7%–

3103Rio Arriba County, NMNM39,8320.7%–

3104Aleutians West Census Area, AKAK5,2400.6%–

3105Benson County, NDND5,7590.6%–

3106Dewey County, SDSD5,4190.6%–

3107Mellette County, SDSD2,1370.6%–

3108Bristol Bay, AKAK8470.6%–

3109Maverick County, TXTX58,8230.5%–

3110Nome Census Area, AKAK9,8300.5%–

3111Dillingham Census Area, AKAK4,4830.5%–

3112Starr County, TXTX66,3190.5%–

3113Fallon County, MTMT2,9590.4%–

3114Bethel Census Area, AKAK18,3910.3%–

3115Zavala County, TXTX9,0370.3%–

3116Rolette County, NDND11,6880.3%–

3117Sioux County, NDND3,6670.3%–

3118Jackson County, SDSD2,6660.2%–

3119Northwest Arctic, AKAK7,0950.2%–

3120North Slope, AKAK10,5820.1%–

3121Lake and Peninsula, AKAK1,3570.1%–

3122Skagway, AKAK1,1040.1%–

3123Upton County, TXTX3,1310.0%–

SHOWING 3,001–3,123 OF 3,123

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Download CSV (full list, 3,123 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS