Which county has the highest american population?

Los Angeles County, California ranks #1 with 207,551 (2010 Decennial Census).

What are the top 5 counties by american population?

Los Angeles County, California, Maricopa County, Arizona, Harris County, Texas, Tarrant County, Texas, Dallas County, Texas.

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 population measured?

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

RANKING · 2010 CENSUS · 500 SHOWN OF 3,123

Largest American population, US counties · 2010

US counties ranked by the number of residents who are American ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV.

American ancestry: full group profile →

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN POPULATIONVS –

2501Middlesex County, VAVA10,841593–

2502Palo Alto County, IAIA8,899592–

2503Clearwater County, IDID9,118589–

2504Ringgold County, IAIA4,642587–

2505Sublette County, WYWY8,929587–

2506Humboldt County, IAIA9,409586–

2507Marshall County, KSKS9,852586–

2508Emporia, VAVA5,447585–

2509Cameron County, PAPA4,211584–

2510York County, NENE14,564584–

2511Dodge County, MNMN21,376583–

2512Dawson County, MTMT8,692583–

2513Calhoun County, WVWV5,978582–

2514Rains County, TXTX13,542580–

2515Crawford County, IAIA16,237578–

2516Tucker County, WVWV6,540578–

2517Wheeler County, GAGA7,570577–

2518Clarke County, IAIA9,574577–

2519Woodruff County, ARAR5,710576–

2520Perry County, ALAL7,425575–

2521Grand County, COCO16,496574–

2522Shoshone County, IDID14,130572–

2523Sawyer County, WIWI18,846572–

2524Lyon County, IAIA12,354570–

2525Swisher County, TXTX6,703570–

2526Green Lake County, WIWI19,305570–

2527Morris County, KSKS5,348566–

2528Harper County, OKOK3,172564–

2529Morrow County, OROR12,602558–

2530Wilkinson County, MSMS7,582555–

2531Power County, IDID8,246551–

2532Fillmore County, MNMN21,540550–

2533Claiborne County, MSMS8,058550–

2534Grant County, OROR7,075550–

2535Kauai County, HIHI73,400548–

2536Clinch County, GAGA6,847547–

2537Lake County, SDSD10,993547–

2538Washakie County, WYWY7,597543–

2539Presque Isle County, MIMI13,128542–

2540Oneida County, IDID5,085541–

2541Lowndes County, ALAL9,359541–

2542Highland County, VAVA2,318540–

2543Skamania County, WAWA12,669540–

2544Ottawa County, KSKS5,744539–

2545Ellis County, OKOK3,613539–

2546Platte County, WYWY8,634539–

2547Pend Oreille County, WAWA14,457538–

2548Beaver County, OKOK4,882537–

2549Falls Church, VAVA15,159537–

2550Hamilton County, NENE9,678535–

2551Jackson County, TXTX15,393531–

2552Greene County, IAIA8,658529–

2553Monroe County, ARAR6,244525–

2554Bayfield County, WIWI16,787525–

2555Rio Grande County, COCO11,087523–

2556Faribault County, MNMN13,888521–

2557Lake County, MIMI13,182520–

2558Dawson County, TXTX11,776519–

2559Alamosa County, COCO16,688516–

2560Butte County, SDSD10,856516–

2561Powder River County, MTMT1,781515–

2562Charles City County, VAVA6,623515–

2563Scotland County, MOMO4,796514–

2564Real County, TXTX2,745514–

2565Yuma County, COCO9,896513–

2566Calhoun County, IAIA9,562512–

2567Union County, SDSD17,402511–

2568Colfax County, NMNM12,184510–

2569Kiowa County, OKOK8,181506–

2570Wallowa County, OROR7,595506–

2571Pawnee County, KSKS5,991505–

2572Knox County, MOMO3,728505–

2573Stutsman County, NDND21,414505–

2574Johnson County, WYWY8,908504–

2575Harper County, KSKS5,370503–

2576Brewster County, TXTX9,458498–

2577Valley County, MTMT7,385497–

2578Schleicher County, TXTX2,245497–

2579San Saba County, TXTX5,787496–

2580Hancock County, IAIA10,528495–

2581Adair County, IAIA7,403494–

2582Candler County, GAGA11,275492–

2583Wadena County, MNMN14,388492–

2584Gaines County, TXTX23,956492–

2585Kit Carson County, COCO7,069490–

2586Prowers County, COCO11,884488–

2587Pocahontas County, IAIA6,819487–

2588Ochiltree County, TXTX9,284487–

2589Waseca County, MNMN18,688486–

2590Wheeler County, TXTX4,773485–

2591Hill County, MTMT16,167484–

2592Cheyenne County, NENE9,528484–

2593Sweet Grass County, MTMT3,762482–

2594Bear Lake County, IDID6,727481–

2595Routt County, COCO25,329480–

2596Fergus County, MTMT11,825479–

2597Idaho County, IDID17,874478–

2598Sherman County, KSKS5,763478–

2599Burnett County, WIWI17,223477–

2600Robertson County, KYKY2,325476–

2601San Miguel County, NMNM26,260476–

2602Childress County, TXTX6,643476–

2603Tillman County, OKOK6,780475–

2604Redwood County, MNMN15,265474–

2605Cedar County, NENE8,373474–

2606Nobles County, MNMN22,338473–

2607Essex County, VTVT6,051472–

2608Calhoun County, GAGA5,413471–

2609Monona County, IAIA8,539471–

2610Phelps County, NENE8,994471–

2611Greer County, OKOK5,373470–

2612Mackinac County, MIMI11,236467–

2613Marquette County, WIWI15,927467–

2614Jefferson County, MTMT13,329466–

2615Runnels County, TXTX9,693466–

2616Sutton County, TXTX3,203464–

2617Issaquena County, MSMS1,263452–

2618Taliaferro County, GAGA1,662451–

2619Noxubee County, MSMS9,798451–

2620Winkler County, TXTX7,540448–

2621Iron County, MIMI11,757445–

2622Renville County, MNMN14,356444–

2623Lafayette County, ARAR5,888443–

2624Gray County, KSKS5,652440–

2625Wabaunsee County, KSKS7,018440–

2626San Juan County, WAWA18,577440–

2627Fisher County, TXTX3,692440–

2628Cavalier County, NDND3,497438–

2629Rio Blanco County, COCO6,683436–

2630Haskell County, TXTX5,499436–

2631Rooks County, KSKS4,646435–

2632Clay County, KSKS7,990434–

2633La Paz County, AZAZ16,711429–

2634Koochiching County, MNMN11,587429–

2635Schuyler County, MOMO4,140429–

2636Williamsburg, VAVA15,861426–

2637Phillips County, MTMT4,203425–

2638Price County, WIWI13,988424–

2639Dolores County, COCO2,466420–

2640Live Oak County, TXTX11,929420–

2641Pulaski County, ILIL4,820416–

2642Pitkin County, COCO16,625415–

2643Smith County, KSKS3,566415–

2644Dickinson County, IAIA18,077414–

2645Scott County, KSKS4,815414–

2646Reynolds County, MOMO5,992410–

2647Dallas County, ARAR6,011409–

2648Karnes County, TXTX15,018408–

2649Norton, VAVA3,477408–

2650Kodiak Island, AKAK12,387406–

2651Gallatin County, ILIL4,616406–

2652Cibola County, NMNM26,807403–

2653Mitchell County, KSKS5,590401–

2654Lake County, OROR8,187401–

2655Alexander County, ILIL4,570399–

2656Hudspeth County, TXTX3,433399–

2657Weston County, WYWY6,840398–

2658Adams County, WAWA21,488397–

2659Teton County, IDID13,254395–

2660Ketchikan Gateway, AKAK13,549395–

2661Chippewa County, MNMN12,406394–

2662Sibley County, MNMN15,356394–

2663Hot Springs County, WYWY4,600394–

2664Hemphill County, TXTX3,083393–

2665Iron County, WIWI6,127393–

2666Baylor County, TXTX3,472393–

2667Culberson County, TXTX2,267393–

2668Dewey County, OKOK4,207392–

2669Sitka, AKAK8,319389–

2670Grant County, SDSD7,534386–

2671Willacy County, TXTX19,971386–

2672Schley County, GAGA4,593385–

2673Merrick County, NENE7,905385–

2674Taos County, NMNM34,564385–

2675Barber County, KSKS4,083384–

2676Torrance County, NMNM16,100383–

2677Wahkiakum County, WAWA4,873383–

2678Thomas County, KSKS7,725381–

2679Lincoln County, WAWA11,982381–

2680Sanders County, MTMT14,062379–

2681Phillips County, KSKS4,728377–

2682Roberts County, SDSD10,255377–

2683Holt County, NENE10,067376–

2684Richland County, NDND16,731375–

2685Kane County, UTUT8,597374–

2686Henderson County, ILIL5,984373–

2687Osborne County, KSKS3,285372–

2688Roger Mills County, OKOK3,259372–

2689Crockett County, TXTX2,769371–

2690Baca County, COCO3,347369–

2691Schoolcraft County, MIMI8,187369–

2692Box Butte County, NENE10,494369–

2693Dallam County, TXTX7,508366–

2694Reeves County, TXTX12,138364–

2695Nemaha County, NENE7,102363–

2696Garza County, TXTX4,510363–

2697Gonzales County, TXTX20,159363–

2698Chattahoochee County, GAGA8,465362–

2699Archuleta County, COCO14,306361–

2700Bent County, COCO5,716361–

2701Spink County, SDSD6,155360–

2702Craig County, VAVA4,800359–

2703Butler County, NENE8,507355–

2704Mercer County, MOMO3,404354–

2705Tunica County, MSMS8,819353–

2706Trinity County, CACA15,720352–

2707Kinney County, TXTX3,128351–

2708Stafford County, KSKS4,005349–

2709Hyde County, NCNC4,554349–

2710Mitchell County, TXTX8,947349–

2711Prairie County, ARAR7,923347–

2712Crosby County, TXTX4,852347–

2713Day County, SDSD5,484346–

2714Audubon County, IAIA5,509345–

2715Watonwan County, MNMN11,459345–

2716Pondera County, MTMT6,072343–

2717Jefferson County, MSMS6,825342–

2718Treasure County, MTMT728341–

2719Ida County, IAIA6,777337–

2720Jackson County, MNMN9,857336–

2721Harney County, OROR7,380335–

2722Bailey County, TXTX6,963331–

2723Powell County, MTMT7,157330–

2724Floyd County, TXTX4,881330–

2725Ramsey County, NDND11,530329–

2726Carson County, TXTX5,805329–

2727Howard County, IAIA9,415327–

2728Roseau County, MNMN15,246327–

2729Forest County, WIWI9,574327–

2730Emmet County, IAIA9,107324–

2731Shackelford County, TXTX3,197322–

2732Dawes County, NENE7,858321–

2733Benewah County, IDID10,508319–

2734McLean County, NDND9,740316–

2735Beaverhead County, MTMT10,043315–

2736Winnebago County, IAIA10,251310–

2737Mono County, CACA12,505308–

2738Dickens County, TXTX1,692306–

2739Lincoln County, IDID5,603305–

2740Musselshell County, MTMT5,582305–

2741Union County, NMNM3,844305–

2742Stevens County, KSKS4,984304–

2743Hamlin County, SDSD6,900304–

2744Barnes County, NDND10,573304–

2745Saline County, NENE14,996303–

2746Butte County, IDID2,783301–

2747Washington County, KSKS5,533301–

2748Grant County, KSKS7,028299–

2749Caribou County, IDID7,252298–

2750Boone County, NENE5,355297–

2751Phillips County, COCO4,420296–

2752Edwards County, TXTX1,370296–

2753Mills County, TXTX4,580295–

2754Pershing County, NVNV6,421294–

2755Williams County, NDND41,767294–

2756Yoakum County, TXTX7,438294–

2757Buffalo County, WIWI13,318291–

2758Pipestone County, MNMN9,260288–

2759Greene County, ALAL7,067286–

2760Stewart County, GAGA4,631285–

2761Tyrrell County, NCNC3,537285–

2762Osceola County, IAIA5,980283–

2763Hansford County, TXTX4,944283–

2764Republic County, KSKS4,640282–

2765Keith County, NENE8,100282–

2766Knox County, NENE8,335282–

2767Rio Arriba County, NMNM39,832282–

2768Woodson County, KSKS3,118281–

2769Yellow Medicine County, MNMN9,477279–

2770Ferry County, WAWA7,517279–

2771Kiowa County, KSKS2,432277–

2772Coal County, OKOK5,436277–

2773Columbia County, WAWA4,141277–

2774Duval County, TXTX9,402276–

2775Starr County, TXTX66,319275–

2776Gove County, KSKS2,631272–

2777Colfax County, NENE10,934270–

2778Chautauqua County, KSKS3,321266–

2779Teton County, MTMT6,496265–

2780Washington County, COCO4,732264–

2781Hutchinson County, SDSD7,413263–

2782Clay County, NENE6,170263–

2783Cuming County, NENE8,823263–

2784Hamilton County, NYNY5,006263–

2785Logan County, KSKS2,661261–

2786Reagan County, TXTX3,166261–

2787Cherry County, NENE5,561260–

2788Maverick County, TXTX58,823258–

2789Lincoln County, COCO5,645257–

2790Worth County, IAIA7,338257–

2791Rock County, MNMN9,524256–

2792Blanco County, TXTX13,581256–

2793Crook County, WYWY7,852255–

2794Goliad County, TXTX7,208255–

2795Kimball County, NENE3,391254–

2796Modoc County, CACA8,426253–

2797Clay County, SDSD15,031253–

2798Jefferson County, NENE7,070253–

2799Forest County, PAPA6,614252–

2800Alger County, MIMI8,641251–

2801Sullivan County, PAPA5,856250–

2802Murray County, MNMN7,942249–

2803Lake County, MNMN10,746247–

2804Camas County, IDID1,316246–

2805Parmer County, TXTX9,678245–

2806Castro County, TXTX7,295245–

2807Burt County, NENE6,678244–

2808Emery County, UTUT10,177243–

2809Stevens County, MNMN9,747242–

2810De Baca County, NMNM1,647242–

2811Deer Lodge County, MTMT9,709241–

2812Granite County, MTMT3,658241–

2813Fillmore County, NENE5,458241–

2814Meade County, KSKS3,852240–

2815Luce County, MIMI6,339239–

2816Pope County, ILIL3,672239–

2817Brown County, NENE2,826235–

2818Edwards County, KSKS2,640233–

2819Brooks County, TXTX6,579233–

2820Summit County, COCO31,517232–

2821Baraga County, MIMI8,169232–

2822Echols County, GAGA3,685231–

2823Antelope County, NENE6,352230–

2824Pierce County, NENE7,378230–

2825Coke County, TXTX3,412229–

2826Tripp County, SDSD5,708228–

2827Turner County, SDSD9,314228–

2828Knox County, TXTX3,192226–

2829Pepin County, WIWI7,513226–

2830Howard County, NENE6,538225–

2831Refugio County, TXTX6,657224–

2832Jewell County, KSKS2,830223–

2833Madison County, MTMT10,026218–

2834McCone County, MTMT1,720217–

2835Clear Creek County, COCO8,994215–

2836Saguache County, COCO6,732215–

2837Sharkey County, MSMS3,097215–

2838Grant County, OKOK4,067215–

2839Collingsworth County, TXTX2,487215–

2840Traill County, NDND7,920214–

2841Wayne County, NENE10,020213–

2842Kearney County, NENE6,790211–

2843Conejos County, COCO7,529210–

2844Putnam County, ILIL5,619210–

2845Furnas County, NENE4,524210–

2846Nuckolls County, NENE4,100209–

2847Hall County, TXTX2,737206–

2848Lynn County, TXTX6,017205–

2849Adams County, IAIA3,617204–

2850McCook County, SDSD5,964198–

2851Foster County, NDND3,212198–

2852Lipscomb County, TXTX2,955198–

2853Hartley County, TXTX4,904194–

2854Adams County, IDID5,013193–

2855Dixon County, NENE5,602192–

2856Hardin County, ILIL3,588191–

2857Randolph County, GAGA6,156189–

2858Talbot County, GAGA5,709189–

2859Harmon County, OKOK2,327189–

2860McHenry County, NDND5,130189–

2861Ellsworth County, KSKS6,257188–

2862Custer County, COCO5,590187–

2863Toole County, MTMT5,211186–

2864Rich County, UTUT2,687186–

2865Quitman County, MSMS5,364185–

2866Swift County, MNMN9,763183–

2867Glacier County, MTMT13,463182–

2868Mercer County, NDND8,441182–

2869Crane County, TXTX4,554182–

2870Petersburg, AKAK3,394181–

2871Hidalgo County, NMNM3,929181–

2872Oldham County, TXTX1,783181–

2873Kingsbury County, SDSD5,284180–

2874Mineral County, NVNV4,407179–

2875Sterling County, TXTX1,349178–

2876Cochran County, TXTX2,546178–

2877Sherman County, TXTX2,781176–

2878Sheridan County, MTMT3,436175–

2879Huerfano County, COCO7,011173–

2880Morrill County, NENE4,404173–

2881Perkins County, SDSD2,853172–

2882Pennington County, MNMN13,686170–

2883Bowman County, NDND2,762168–

2884Yukon-Koyukuk Census Area, AKAK5,028166–

2885Walworth County, SDSD5,217166–

2886Decatur County, KSKS2,716163–

2887Rawlins County, KSKS2,431163–

2888Stonewall County, TXTX1,186163–

2889Graham County, KSKS2,371161–

2890Lincoln County, KSKS2,861161–

2891Charles Mix County, SDSD9,303161–

2892Fall River County, SDSD7,467160–

2893Webster County, NENE3,336160–

2894Thayer County, NENE4,842158–

2895Rush County, KSKS2,845156–

2896Lincoln County, MNMN5,583156–

2897Douglas County, SDSD2,888156–

2898Jim Hogg County, TXTX4,555156–

2899Chase County, NENE3,718155–

2900Gilpin County, COCO6,073154–

2901Trego County, KSKS2,740154–

2902Prairie County, MTMT1,112154–

2903McIntosh County, NDND2,451153–

2904Chase County, KSKS2,572146–

2905Grant County, MNMN6,085146–

2906Sherman County, NENE2,924146–

2907Presidio County, TXTX5,433146–

2908Beaver County, UTUT7,301146–

2909Webster County, GAGA2,369144–

2910Gilliam County, OROR1,971144–

2911Pope County, MNMN11,420141–

2912Sedgwick County, COCO2,247140–

2913Quitman County, GAGA2,254140–

2914Crowley County, COCO5,677139–

2915Lac qui Parle County, MNMN6,704139–

2916Harlan County, NENE3,000139–

2917Polk County, NENE5,270138–

2918Greenlee County, AZAZ9,312136–

2919Garden County, NENE1,804136–

2920Stanton County, NENE5,744136–

2921Lake County, COCO7,552135–

2922Norton County, KSKS5,288135–

2923Aurora County, SDSD2,801135–

2924Hanson County, SDSD3,456135–

2925Frontier County, NENE2,655135–

2926Zapata County, TXTX13,753135–

2927Ness County, KSKS2,617134–

2928Big Stone County, MNMN5,054134–

2929Briscoe County, TXTX1,474133–

2930Irion County, TXTX1,463132–

2931Roosevelt County, MTMT10,242131–

2932Comanche County, KSKS1,673129–

2933Garfield County, MTMT1,148129–

2934Wibaux County, MTMT885129–

2935Clark County, SDSD4,031128–

2936Blaine County, MTMT6,860128–

2937Costilla County, COCO3,679127–

2938Elk County, KSKS2,458127–

2939Garfield County, NENE1,710127–

2940Mineral County, MTMT5,185126–

2941Logan County, NDND1,859126–

2942Deuel County, SDSD4,408125–

2943Marshall County, SDSD4,426125–

2944Esmeralda County, NVNV729125–

2945Nelson County, NDND2,963125–

2946Broadwater County, MTMT8,493124–

2947Sierra County, CACA3,098123–

2948Lane County, KSKS1,508122–

2949Bon Homme County, SDSD7,244122–

2950Franklin County, NENE2,795122–

2951Greeley County, NENE2,154122–

2952Wichita County, KSKS2,031121–

2953Wheeler County, OROR1,472121–

2954Ouray County, COCO5,265120–

2955LaMoure County, NDND4,135120–

2956Sargent County, NDND3,711120–

2957Custer County, IDID4,636119–

2958Marshall County, MNMN8,798118–

2959Johnson County, NENE5,218118–

2960Hand County, SDSD3,121114–

2961Chouteau County, MTMT5,865114–

2962Lewis County, IDID3,704113–

2963Cheyenne County, KSKS2,604113–

2964Jeff Davis County, TXTX1,711112–

2965Guadalupe County, NMNM4,343111–

2966Hitchcock County, NENE2,467110–

2967Nance County, NENE3,290110–

2968Adams County, NDND2,275109–

2969Kent County, TXTX674109–

2970Denali, AKAK1,616108–

2971Keweenaw County, MIMI2,186108–

2972Perkins County, NENE2,849108–

2973Jackson County, COCO1,211106–

2974Grant County, NENE561106–

2975Terrell County, TXTX702105–

2976Storey County, NVNV4,260104–

2977Faulk County, SDSD2,178102–

2978Gregory County, SDSD4,037102–

2979Miner County, SDSD2,281102–

2980Todd County, SDSD8,863102–

2981Mahnomen County, MNMN5,153101–

2982Moody County, SDSD6,632101–

2983Deuel County, NENE1,862100–

2984Edmunds County, SDSD4,02298–

2985Clay County, GAGA2,81597–

2986Clark County, KSKS1,90097–

2987La Salle County, TXTX6,51797–

2988Norman County, MNMN6,33696–

2989Sheridan County, KSKS2,42794–

2990Potter County, SDSD2,37794–

2991Cottle County, TXTX1,22494–

2992Haskell County, KSKS3,59993–

2993Lincoln County, NVNV4,32093–

2994Wallace County, KSKS1,44192–

2995Valley County, NENE4,09492–

2996Bottineau County, NDND6,28492–

2997Garfield County, UTUT5,25692–

2998Ransom County, NDND5,61791–

2999Throckmorton County, TXTX1,55491–

3000Sanborn County, SDSD2,38890–

SHOWING 2,501–3,000 OF 3,123

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS