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RANKING · 2020 CENSUS · 500 SHOWN OF 3,101

Largest Scotch-Irish population, US counties · 2020

US counties ranked by the number of residents who are Scotch-Irish ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV.

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RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2010
2501Butler County, NENE8,50766−70%
2502Schleicher County, TXTX2,24566+83%
2503Richmond County, VAVA9,29466−63%
2504Marshall County, ILIL11,47366−58%
2505Martin County, KYKY10,69766−89%
2506Houston County, MNMN18,40065−57%
2507Dakota County, NENE21,68765−62%
2508Craig County, OKOK14,51865−84%
2509Juab County, UTUT13,56765+76%
2510Clay County, GAGA2,81565+713%
2511Power County, IDID8,24665+41%
2512Howard County, IAIA9,41565−19%
2513Pawnee County, KSKS5,99165−3%
2514St. Helena Parish, LALA10,75865−20%
2515Green Lake County, WIWI19,30565−62%
2516Norton, VAVA3,47765−45%
2517Chariton County, MOMO7,37764−6%
2518Dodge County, MNMN21,37664−59%
2519Stutsman County, NDND21,41464−66%
2520Jeff Davis County, TXTX1,71164−22%
2521Refugio County, TXTX6,65764−47%
2522Davis County, IAIA9,23064−4%
2523Cloud County, KSKS8,83364−60%
2524Osage County, MOMO13,61163−51%
2525Shelby County, MOMO5,87063−45%
2526Richland County, NDND16,73163−38%
2527Walsh County, NDND10,17963−68%
2528Carson County, TXTX5,80563−75%
2529Fisher County, TXTX3,69263+91%
2530Trousdale County, TNTN12,62363−69%
2531Audubon County, IAIA5,50963−15%
2532Cedar County, IAIA18,35963−70%
2533Morgan County, KYKY14,41563−85%
2534Alger County, MIMI8,64162−57%
2535Holt County, MOMO4,20062−55%
2536Reeves County, TXTX12,13862−66%
2537Martin County, ININ9,85662−55%
2538Owyhee County, IDID12,66162−49%
2539Jasper County, ILIL9,03262−67%
2540Elk County, KSKS2,45862+27%
2541Floyd County, TXTX4,88162−19%
2542Schoolcraft County, MIMI8,18761−59%
2543Clearwater County, MNMN8,64761−24%
2544Maries County, MOMO8,39761−63%
2545Houston County, TNTN8,47961−86%
2546Ben Hill County, GAGA17,09961−86%
2547Coke County, TXTX3,41261+20%
2548Hamlin County, SDSD6,90060+445%
2549Early County, GAGA10,45560−39%
2550Jefferson Davis Parish, LALA31,47160−64%
2551Red River Parish, LALA7,16560−41%
2552Putnam County, MOMO4,54660−58%
2553Carter County, MTMT1,38360+58%
2554Knox County, TXTX3,19260−17%
2555Liberty County, FLFL8,03560−14%
2556Lincoln County, GAGA8,11260−69%
2557Morrill County, NENE4,40460−53%
2558Mountrail County, NDND9,39559+18%
2559Greensville County, VAVA11,18159−27%
2560Merrick County, NENE7,90559−22%
2561Irwin County, GAGA9,02059−47%
2562Montgomery County, GAGA8,63559−60%
2563Franklin County, IDID15,88959−67%
2564Lewis County, IDID3,70459−42%
2565Calhoun County, IAIA9,56259−51%
2566Stafford County, KSKS4,00559−42%
2567Columbia County, WAWA4,14159−45%
2568Sierra County, CACA3,09858−66%
2569Mackinac County, MIMI11,23658−80%
2570White Pine County, NVNV8,66158−52%
2571Traill County, NDND7,92058−25%
2572Bennett County, SDSD3,30758+1350%
2573Moore County, TNTN6,92058−75%
2574Pecos County, TXTX14,56058−59%
2575Charles City County, VAVA6,62358−75%
2576Edmonson County, KYKY12,74958−65%
2577Adair County, IAIA7,40358−49%
2578Kiowa County, KSKS2,43258+7%
2579Rush County, KSKS2,84558+66%
2580Jackson County, MNMN9,85757−28%
2582Kiowa County, OKOK8,18157−78%
2583Mason County, TXTX3,99057−50%
2584Donley County, TXTX3,21357−47%
2585Pierce County, NENE7,37857+119%
2586Grand Isle County, VTVT7,51157−68%
2587Edwards County, ILIL5,89857−65%
2588Harper County, KSKS5,37057−59%
2589Lewis County, MOMO9,87956−71%
2590Johnson County, NENE5,21856−2%
2591Brooks County, GAGA16,10156−84%
2592Gaines County, TXTX23,95656−66%
2593Knox County, NENE8,33555−11%
2594Quay County, NMNM8,45455−78%
2595Union County, SDSD17,40255−67%
2596Hardy County, WVWV14,33755−67%
2597Meriwether County, GAGA21,51655−91%
2598Allamakee County, IAIA14,23855−43%
2599Lucas County, IAIA8,84755−81%
2600Harrison County, MOMO8,28154−53%
2601Clark County, SDSD4,03154+32%
2602Kingsbury County, SDSD5,28454−31%
2603Huerfano County, COCO7,01154−84%
2604Mineral County, NVNV4,40753−55%
2605Love County, OKOK10,78053−42%
2606Martin County, TXTX5,28453+71%
2607Mono County, CACA12,50552−89%
2608Lake County, MNMN10,74652−70%
2609Montgomery County, MSMS9,35452−65%
2610Deer Lodge County, MTMT9,70952−84%
2611Pickett County, TNTN5,21952+6%
2612Bent County, COCO5,71652−21%
2613Sac County, IAIA9,52552−77%
2614Carroll County, MOMO8,41751−63%
2615Nobles County, MNMN22,33851−33%
2616Clay County, NENE6,17051−26%
2617Dixon County, NENE5,60251−63%
2618Nuckolls County, NENE4,10051−61%
2619Covington, VAVA5,68051−83%
2620Rio Grande County, COCO11,08751−84%
2621Hancock County, GAGA8,68251+28%
2622Lincoln County, IDID5,60351−53%
2623Willacy County, TXTX19,97151−46%
2624Sitka, AKAK8,31950−75%
2625Lyon County, MNMN25,68450−80%
2626Saline County, NENE14,99650−77%
2627Jim Wells County, TXTX38,80450−80%
2628Kit Carson County, COCO7,06950−78%
2629Cavalier County, NDND3,49749+53%
2630Forest County, WIWI9,57449−40%
2631McKinley County, NMNM68,11949−67%
2632Childress County, TXTX6,64349−56%
2633Cheyenne County, KSKS2,60449−74%
2634Doniphan County, KSKS7,59449−65%
2635Trempealeau County, WIWI31,17149−80%
2636Little River County, ARAR11,76348−76%
2637Surry County, VAVA6,60348−82%
2638Martin County, MNMN19,44048−59%
2639Prairie County, MTMT1,11248−6%
2640Brown County, NENE2,82648+23%
2641Kimble County, TXTX4,43848−37%
2642Taylor County, WIWI20,11848−71%
2643Wilkinson County, GAGA8,65048+33%
2644Gallatin County, ILIL4,61648−41%
2645Lane County, KSKS1,50847+34%
2646Broadwater County, MTMT8,49347−59%
2647Stanton County, NENE5,74447+104%
2648Union County, NMNM3,84447+12%
2649Perkins County, SDSD2,85347+2%
2650Concho County, TXTX3,60747+7%
2651Sullivan County, MOMO5,73847−68%
2652Polk County, NENE5,27047−61%
2653Gallatin County, KYKY8,84047−84%
2654Sumter County, ALAL11,58846+10%
2655Calhoun County, ARAR4,63246−82%
2656Quitman County, MSMS5,36446−67%
2657Furnas County, NENE4,52446−48%
2658Cotton County, OKOK5,43246−76%
2659Hancock County, TNTN7,07546−68%
2660Lafayette County, WIWI17,47846−77%
2661Wilkes County, GAGA9,54046−73%
2662Perry County, ININ19,38946−77%
2663Daggett County, UTUT93446+84%
2664Bethel Census Area, AKAK18,39145−55%
2665Custer County, SDSD9,43145−75%
2666Greenwood County, KSKS5,82645−61%
2667Carroll County, IAIA20,30345−80%
2668Fremont County, IAIA6,52245−75%
2669Pocahontas County, IAIA6,81945−30%
2670Bolivar County, MSMS28,26244−90%
2671Gentry County, MOMO6,38444−51%
2672Phillips County, MTMT4,20344−61%
2673Cedar County, NENE8,37344+33%
2674Garden County, NENE1,80444−44%
2675Jefferson County, OKOK5,43144−37%
2676Sherman County, TXTX2,78144+42%
2677Beaverhead County, MTMT10,04344−72%
2678Marion County, GAGA7,67644−68%
2679Pope County, ILIL3,67244−72%
2680Manassas Park, VAVA16,56044−73%
2681Le Sueur County, MNMN29,45343−75%
2682Meeker County, MNMN23,60343−65%
2683Holmes County, MSMS15,46543−43%
2684Richland County, MTMT11,37743−78%
2685Major County, OKOK7,53643−63%
2686Sullivan County, PAPA5,85643−71%
2687Wilbarger County, TXTX12,48143−85%
2688Conejos County, COCO7,52943−76%
2689Cass County, ILIL12,46343−78%
2690Johnson County, ILIL13,36343−88%
2691Richland County, ILIL15,21943−83%
2692Buena Vista County, IAIA20,44943−79%
2693Gove County, KSKS2,63143−60%
2694Republic County, KSKS4,64043−53%
2695Macon County, ALAL18,13242−77%
2696Humphreys County, MSMS7,00142−39%
2697Roger Mills County, OKOK3,25942−28%
2698Shackelford County, TXTX3,19742+50%
2699Grant County, OKOK4,06742−45%
2700Osceola County, IAIA5,98042−18%
2701Ballard County, KYKY7,59442−83%
2702Taylor County, IAIA5,83541−72%
2703Tensas Parish, LALA3,70041+3%
2704Calhoun County, MSMS12,64341−87%
2705Antelope County, NENE6,35241−51%
2706Latimer County, OKOK9,64541−53%
2707Collingsworth County, TXTX2,48741+37%
2708Northwest Arctic, AKAK7,09540+25%
2709Chicot County, ARAR9,10740−55%
2710Lincoln County, ARAR12,76440−37%
2711Jasper County, MSMS15,78540−90%
2712Roosevelt County, MTMT10,24240−30%
2713Barnes County, NDND10,57340−39%
2714Andrews County, TXTX18,91440−72%
2715Morris County, TXTX12,13340−91%
2716Sweet Grass County, MTMT3,76240−32%
2717Buffalo County, WIWI13,31840−48%
2718Baraga County, MIMI8,16939−45%
2719San Miguel County, NMNM26,26039−87%
2720Johnson County, GAGA9,31039+5%
2721Shelby County, IAIA11,68939−77%
2722Chautauqua County, KSKS3,32139−68%
2723Custer County, IDID4,63638−51%
2724Decatur County, KSKS2,71638−22%
2725Goliad County, TXTX7,20838−64%
2726Maverick County, TXTX58,82338−79%
2727Cumberland County, KYKY5,99238+27%
2728Baca County, COCO3,34738−73%
2729Bear Lake County, IDID6,72738−34%
2730Newton County, ININ14,18838−87%
2731Emmet County, IAIA9,10738−67%
2732Meade County, KSKS3,85238−47%
2733Eureka County, NVNV1,86738+52%
2734Wrangell, AKAK2,00737−56%
2735Dallas County, ARAR6,01137−72%
2736Warren County, GAGA5,26937−31%
2737Waseca County, MNMN18,68837−69%
2738Pondera County, MTMT6,07237−76%
2739Lake County, SDSD10,99337+95%
2740Osborne County, KSKS3,28537−29%
2741Stewart County, GAGA4,63137−57%
2742Washington County, KSKS5,53337−24%
2743Shannon County, MOMO7,28536−41%
2744Rolette County, NDND11,68836−22%
2745Edwards County, TXTX1,37036−68%
2746Irion County, TXTX1,46336−14%
2747Sutton County, TXTX3,20336−3%
2748Talbot County, GAGA5,70936−74%
2749Scott County, ILIL4,86636−72%
2750Cherokee County, IAIA11,36936−86%
2751Nicholas County, KYKY7,94936−89%
2752Mercer County, MOMO3,40435−57%
2753Jones County, NCNC9,57535−79%
2754Wheeler County, OROR1,47235−29%
2755Throckmorton County, TXTX1,55435−44%
2756Mercer County, NDND8,44135−69%
2757Caribou County, IDID7,25235+94%
2758Wheeler County, TXTX4,77335−62%
2759Renville County, MNMN14,35634−74%
2760Knox County, MOMO3,72834−51%
2761Banner County, NENE68634+209%
2762Hooker County, NENE68634+113%
2763Jefferson County, NENE7,07034−48%
2764Blaine County, OKOK8,51534−74%
2765Fulton County, KYKY6,21834−56%
2766Greenlee County, AZAZ9,31233−67%
2767Calhoun County, WVWV5,97833−77%
2768Lac qui Parle County, MNMN6,70433−28%
2769Beaver County, OKOK4,88233−52%
2770Stanley County, SDSD3,01833+74%
2771Chugach Census Area, AKAK6,55333–
2772Monona County, IAIA8,53933−68%
2773Nome Census Area, AKAK9,83032+540%
2774Oscoda County, MIMI8,72332−71%
2775Marshall County, MNMN8,79832−58%
2776Murray County, MNMN7,94232+28%
2777Boone County, NENE5,35532−43%
2778Sioux County, NENE1,188320%
2779Hutchinson County, SDSD7,41332+23%
2780Barber County, KSKS4,08332−73%
2781Phillips County, COCO4,42032−58%
2782Scotland County, MOMO4,79631−58%
2783McKenzie County, NDND15,19231−43%
2784Mitchell County, TXTX8,94731−75%
2785Wheeler County, GAGA7,57031+55%
2786Kewaunee County, WIWI20,75831−74%
2787Lincoln County, COCO5,64531−84%
2788Humboldt County, IAIA9,40931−74%
2789Norton County, KSKS5,28831−79%
2790Nance County, NENE3,29031−37%
2791Carter County, MOMO5,41830−69%
2792Rock County, MNMN9,52430−71%
2793Traverse County, MNMN3,13030+50%
2794Tillman County, OKOK6,78030−83%
2795Bon Homme County, SDSD7,24430−46%
2796Franklin, VAVA8,47830−75%
2797Jackson County, COCO1,21130+3%
2798Ohio County, ININ5,99430−58%
2799Chase County, KSKS2,57230−50%
2800Burt County, NENE6,67830−61%
2801Iron County, WIWI6,12730−33%
2803Perkins County, NENE2,84929−66%
2804Valley County, NENE4,09429+16%
2805Bailey County, TXTX6,96329−31%
2806Wabaunsee County, KSKS7,01829−76%
2807Hamilton County, ILIL7,85929−50%
2808Hodgeman County, KSKS1,61929+45%
2809Beaver County, UTUT7,30129−60%
2810Pennington County, MNMN13,68628−74%
2811Sibley County, MNMN15,35628−56%
2812Costilla County, COCO3,67928+33%
2813Edwards County, KSKS2,64028−66%
2814Stevens County, MNMN9,74727−88%
2815Wilkin County, MNMN6,28827−67%
2816Gregory County, SDSD4,03727−44%
2817Lipscomb County, TXTX2,95527−60%
2818Newton County, TXTX11,95427−89%
2819Wilcox County, GAGA8,79727−76%
2820Pulaski County, ILIL4,82027−78%
2821Rooks County, KSKS4,64627−73%
2822Dickey County, NDND4,89526−71%
2823Carroll County, ILIL15,41926−87%
2824Fillmore County, NENE5,45826−68%
2825LaMoure County, NDND4,13526−10%
2826Harper County, OKOK3,17226−79%
2827Pendleton County, WVWV5,82626−58%
2828Weston County, WYWY6,84026−89%
2829Morgan County, UTUT13,38326−28%
2830Dooly County, GAGA11,15626−73%
2831Worth County, IAIA7,33826−40%
2832Chase County, NENE3,71826−71%
2833Garfield County, WAWA2,41626−64%
2834Blackford County, ININ11,73025−86%
2835Worth County, MOMO1,91425−69%
2836Hand County, SDSD3,12125−43%
2837Crane County, TXTX4,55425−70%
2838Dolores County, COCO2,46625−85%
2839Lafayette County, FLFL8,79225−80%
2840Glascock County, GAGA3,141250%
2841Putnam County, ILIL5,61925−72%
2842Clark County, KSKS1,90025−67%
2843Haskell County, KSKS3,59925−39%
2844Griggs County, NDND2,23924−59%
2845Grant County, MNMN6,08524−65%
2846Pope County, MNMN11,42024−59%
2847Watonwan County, MNMN11,45924−84%
2848McLean County, NDND9,74024−69%
2849Towner County, NDND2,04024+9%
2850Walworth County, SDSD5,21724−62%
2851Hall County, TXTX2,73724−38%
2852Niobrara County, WYWY2,34124−78%
2853Crawford County, IAIA16,23724−78%
2854Winnebago County, IAIA10,25124−72%
2855Clark County, MOMO6,47523−88%
2856Bracken County, KYKY8,51123−81%
2857Hickman County, KYKY4,37223−77%
2858Luce County, MIMI6,33923−81%
2859Granite County, MTMT3,65823−80%
2860Thayer County, NENE4,84223−38%
2861Benson County, NDND5,75923−56%
2862Harmon County, OKOK2,32723−67%
2863Baylor County, TXTX3,47223−32%
2864Quitman County, GAGA2,25423−60%
2865Eddy County, NDND2,32922+10%
2866Norman County, MNMN6,33622−59%
2867Issaquena County, MSMS1,26322+69%
2868Fallon County, MTMT2,95922−85%
2869Powder River County, MTMT1,78122−27%
2870Garfield County, NENE1,71022−82%
2871Haakon County, SDSD1,80222−24%
2872Turner County, SDSD9,31422−76%
2873Glasscock County, TXTX1,12822−51%
2874Hartley County, TXTX4,90422−73%
2875Stephens County, TXTX9,38022−85%
2876Sterling County, TXTX1,34922+10%
2877Bath County, VAVA4,07622−96%
2878Judith Basin County, MTMT2,16222−73%
2879Morton County, KSKS2,47022−41%
2880Stanton County, KSKS1,98622−12%
2881Trego County, KSKS2,74022−53%
2882Cherry County, NENE5,56122−81%
2885Schley County, GAGA4,59321−59%
2886Frontier County, NENE2,65521−64%
2887Okfuskee County, OKOK11,45121−85%
2888Day County, SDSD5,48421−59%
2889Edmunds County, SDSD4,02221−32%
2890Lynn County, TXTX6,01721−77%
2891Pepin County, WIWI7,51321−67%
2892Renville County, NDND2,33121−79%
2893Butte County, IDID2,78321−83%
2894Jewell County, KSKS2,83021−60%
2895Wallace County, KSKS1,44121−73%
2896Denali, AKAK1,61620−23%
2897Catahoula Parish, LALA8,22320−77%
2898Roseau County, MNMN15,24620−82%
2899Howard County, NENE6,53820−66%
2900Armstrong County, TXTX1,84320−58%
2901Delta County, TXTX5,54920−64%
2902Garfield County, UTUT5,25620−84%
2903Calhoun County, GAGA5,41320−89%
2904Jefferson County, GAGA15,01120−74%
2905Gray County, KSKS5,65220−56%
2906Gilmer County, WVWV7,08519−86%
2907Swift County, MNMN9,76319−76%
2908Socorro County, NMNM15,83819−93%
2909Reagan County, TXTX3,16619+27%
2910Sedgwick County, COCO2,24719−74%
2911Yuma County, COCO9,89619−94%
2912Crawford County, GAGA12,20619−84%
2913Benton County, ININ8,88319−88%
2914Toole County, MTMT5,21119−82%
2915Aleutians East, AKAK3,47918+157%
2916Lee County, ARAR8,02918−58%
2917Garfield County, MTMT1,14818−44%
2918Cuming County, NENE8,82318−14%
2919Pawnee County, NENE2,51018−87%
2920Sherman County, NENE2,92418−71%
2921Jones County, SDSD91318−5%
2922Presidio County, TXTX5,43318−69%
2923Blaine County, NENE45818−42%
2924Calhoun County, ILIL4,30018−72%
2925Mineral County, COCO91018−40%
2926Chattahoochee County, GAGA8,46518−95%
2927Logan County, KSKS2,66118−63%
2928Greene County, ALAL7,06717−87%
2929Cleveland County, ARAR7,22417−90%
2930Bacon County, GAGA11,07017−78%
2931Kittson County, MNMN4,03117−74%
2932Lincoln County, MNMN5,58317−47%
2933Webster County, NENE3,33617−53%
2934Hale County, ALAL15,19417−92%
2935Adams County, IAIA3,61717−74%
2936Nemaha County, KSKS10,05417−32%
2937Foard County, TXTX1,04417+55%
2938Cameron Parish, LALA4,71816−64%
2939Ontonagon County, MIMI5,82316−88%
2940Blaine County, MTMT6,86016−70%
2941Daniels County, MTMT1,61216+167%
2942De Baca County, NMNM1,64716−67%
2943Hamilton County, NYNY5,00616−86%
2944Tyrrell County, NCNC3,53716−59%
2945Kidder County, NDND2,39316−16%
2946Sargent County, NDND3,71116−27%
2947Slope County, NDND62816−11%
2948Ness County, KSKS2,61716−81%
2949Gosper County, NENE1,803160%
2950Skagway, AKAK1,10415+15%
2951Mahnomen County, MNMN5,15315−62%
2952Big Horn County, MTMT12,75215−89%
2953Oliver County, NDND1,89815−17%
2954McCook County, SDSD5,96415−58%
2955Roberts County, SDSD10,25515−79%
2956Wayne County, UTUT2,58715−42%
2957Liberty County, MTMT1,957150%
2958San Juan County, COCO81315−77%
2959Clark County, IDID78315−21%
2960Delaware County, IAIA17,67415−80%
2961Ida County, IAIA6,77715−44%
2962Wayne County, NENE10,02015−88%
2963Foster County, NDND3,21214−60%
2964Duval County, TXTX9,40214−18%
2965Keweenaw County, MIMI2,18614−26%
2966Thurston County, NENE6,75214−13%
2967Gilliam County, OROR1,97114−65%
2968Charles Mix County, SDSD9,30314−78%
2969Starr County, TXTX66,31914–
2970Lemhi County, IDID8,47414−93%
2971Lincoln County, KSKS2,86114−74%
2972Woodson County, KSKS3,11814−87%
2973Treasure County, MTMT72814−50%
2974Emmons County, NDND3,21513−58%
2975Woodruff County, ARAR5,71013−81%
2976Robertson County, KYKY2,32513+160%
2977Pipestone County, MNMN9,26013−91%
2978Garza County, TXTX4,51013−79%
2979Oldham County, TXTX1,78313−88%
2980Terrell County, TXTX70213−54%
2981Comanche County, KSKS1,67313−61%
2982Esmeralda County, NVNV72913−35%
2983Perry County, ALAL7,42512−94%
2984Desha County, ARAR9,98412−95%
2985Harlan County, NENE3,00012−76%
2986Kearney County, NENE6,79012−88%
2987Hyde County, NCNC4,55412−91%
2988Nelson County, NDND2,96312−74%
2989Bamberg County, SCSC12,79612−94%
2990Hanson County, SDSD3,45612−8%
2991Lyman County, SDSD3,69412−79%
2992Echols County, GAGA3,68512−68%
2993Rawlins County, KSKS2,43112−66%
2994Carlisle County, KYKY4,74712−76%
2995Assumption Parish, LALA19,72011+57%
2996Big Stone County, MNMN5,05411−59%
2997Hitchcock County, NENE2,46711−88%
2998Tripp County, SDSD5,70811−95%
2999King County, TXTX19211–
3000Twiggs County, GAGA7,59711−76%
SHOWING 2,501–3,000 OF 3,101

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