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 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV.

All statesAll rankings

SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2000

2501Butler County, NENE8,50766–

2502Schleicher County, TXTX2,24566–

2503Richmond County, VAVA9,29466–

2504Marshall County, ILIL11,47366–

2505Martin County, KYKY10,69766–

2506Houston County, MNMN18,40065–

2507Dakota County, NENE21,68765–

2508Craig County, OKOK14,51865–

2509Juab County, UTUT13,56765–

2510Clay County, GAGA2,81565–

2511Power County, IDID8,24665–

2512Howard County, IAIA9,41565–

2513Pawnee County, KSKS5,99165–

2514St. Helena Parish, LALA10,75865–

2515Norton, VAVA3,47765–

2516Green Lake County, WIWI19,30565–

2517Chariton County, MOMO7,37764–

2518Dodge County, MNMN21,37664–

2519Stutsman County, NDND21,41464–

2520Jeff Davis County, TXTX1,71164–

2521Refugio County, TXTX6,65764–

2522Davis County, IAIA9,23064–

2523Cloud County, KSKS8,83364–

2524Osage County, MOMO13,61163–

2525Shelby County, MOMO5,87063–

2526Richland County, NDND16,73163–

2527Walsh County, NDND10,17963–

2528Carson County, TXTX5,80563–

2529Fisher County, TXTX3,69263–

2530Trousdale County, TNTN12,62363–

2531Audubon County, IAIA5,50963–

2532Cedar County, IAIA18,35963–

2533Morgan County, KYKY14,41563–

2534Alger County, MIMI8,64162–

2535Holt County, MOMO4,20062–

2536Reeves County, TXTX12,13862–

2537Martin County, ININ9,85662–

2538Owyhee County, IDID12,66162–

2539Jasper County, ILIL9,03262–

2540Elk County, KSKS2,45862–

2541Floyd County, TXTX4,88162–

2542Schoolcraft County, MIMI8,18761–

2543Clearwater County, MNMN8,64761–

2544Maries County, MOMO8,39761–

2545Houston County, TNTN8,47961–

2546Ben Hill County, GAGA17,09961–

2547Coke County, TXTX3,41261–

2548Hamlin County, SDSD6,90060–

2549Early County, GAGA10,45560–

2550Jefferson Davis Parish, LALA31,47160–

2551Red River Parish, LALA7,16560–

2552Putnam County, MOMO4,54660–

2553Carter County, MTMT1,38360–

2554Knox County, TXTX3,19260–

2555Liberty County, FLFL8,03560–

2556Lincoln County, GAGA8,11260–

2557Morrill County, NENE4,40460–

2558Mountrail County, NDND9,39559–

2559Greensville County, VAVA11,18159–

2560Merrick County, NENE7,90559–

2561Irwin County, GAGA9,02059–

2562Montgomery County, GAGA8,63559–

2563Franklin County, IDID15,88959–

2564Lewis County, IDID3,70459–

2565Calhoun County, IAIA9,56259–

2566Stafford County, KSKS4,00559–

2567Columbia County, WAWA4,14159–

2568Sierra County, CACA3,09858–

2569Mackinac County, MIMI11,23658–

2570White Pine County, NVNV8,66158–

2571Traill County, NDND7,92058–

2572Bennett County, SDSD3,30758–

2573Moore County, TNTN6,92058–

2574Pecos County, TXTX14,56058–

2575Charles City County, VAVA6,62358–

2576Edmonson County, KYKY12,74958–

2577Adair County, IAIA7,40358–

2578Kiowa County, KSKS2,43258–

2579Rush County, KSKS2,84558–

2580Jackson County, MNMN9,85757–

2581Yellow Medicine County, MNMN9,47757–

2582Kiowa County, OKOK8,18157–

2583Mason County, TXTX3,99057–

2584Donley County, TXTX3,21357–

2585Pierce County, NENE7,37857–

2586Grand Isle County, VTVT7,51157–

2587Edwards County, ILIL5,89857–

2588Harper County, KSKS5,37057–

2589Lewis County, MOMO9,87956–

2590Johnson County, NENE5,21856–

2591Brooks County, GAGA16,10156–

2592Gaines County, TXTX23,95656–

2593Knox County, NENE8,33555–

2594Quay County, NMNM8,45455–

2595Union County, SDSD17,40255–

2596Hardy County, WVWV14,33755–

2597Meriwether County, GAGA21,51655–

2598Allamakee County, IAIA14,23855–

2599Lucas County, IAIA8,84755–

2600Harrison County, MOMO8,28154–

2601Clark County, SDSD4,03154–

2602Kingsbury County, SDSD5,28454–

2603Huerfano County, COCO7,01154–

2604Mineral County, NVNV4,40753–

2605Love County, OKOK10,78053–

2606Martin County, TXTX5,28453–

2607Mono County, CACA12,50552–

2608Lake County, MNMN10,74652–

2609Montgomery County, MSMS9,35452–

2610Deer Lodge County, MTMT9,70952–

2611Pickett County, TNTN5,21952–

2612Bent County, COCO5,71652–

2613Sac County, IAIA9,52552–

2614Carroll County, MOMO8,41751–

2615Nobles County, MNMN22,33851–

2616Clay County, NENE6,17051–

2617Dixon County, NENE5,60251–

2618Nuckolls County, NENE4,10051–

2619Covington, VAVA5,68051–

2620Rio Grande County, COCO11,08751–

2621Hancock County, GAGA8,68251–

2622Lincoln County, IDID5,60351–

2623Willacy County, TXTX19,97151–

2624Sitka, AKAK8,31950–

2625Lyon County, MNMN25,68450–

2626Saline County, NENE14,99650–

2627Jim Wells County, TXTX38,80450–

2628Kit Carson County, COCO7,06950–

2629Cavalier County, NDND3,49749–

2630Forest County, WIWI9,57449–

2631McKinley County, NMNM68,11949–

2632Childress County, TXTX6,64349–

2633Cheyenne County, KSKS2,60449–

2634Doniphan County, KSKS7,59449–

2635Trempealeau County, WIWI31,17149–

2636Little River County, ARAR11,76348–

2637Surry County, VAVA6,60348–

2638Martin County, MNMN19,44048–

2639Prairie County, MTMT1,11248–

2640Brown County, NENE2,82648–

2641Kimble County, TXTX4,43848–

2642Taylor County, WIWI20,11848–

2643Wilkinson County, GAGA8,65048–

2644Gallatin County, ILIL4,61648–

2645Lane County, KSKS1,50847–

2646Broadwater County, MTMT8,49347–

2647Stanton County, NENE5,74447–

2648Union County, NMNM3,84447–

2649Perkins County, SDSD2,85347–

2650Concho County, TXTX3,60747–

2651Sullivan County, MOMO5,73847–

2652Polk County, NENE5,27047–

2653Gallatin County, KYKY8,84047–

2654Sumter County, ALAL11,58846–

2655Calhoun County, ARAR4,63246–

2656Quitman County, MSMS5,36446–

2657Furnas County, NENE4,52446–

2658Cotton County, OKOK5,43246–

2659Hancock County, TNTN7,07546–

2660Lafayette County, WIWI17,47846–

2661Wilkes County, GAGA9,54046–

2662Perry County, ININ19,38946–

2663Daggett County, UTUT93446–

2664Bethel Census Area, AKAK18,39145–

2665Custer County, SDSD9,43145–

2666Greenwood County, KSKS5,82645–

2667Carroll County, IAIA20,30345–

2668Fremont County, IAIA6,52245–

2669Pocahontas County, IAIA6,81945–

2670Bolivar County, MSMS28,26244–

2671Gentry County, MOMO6,38444–

2672Phillips County, MTMT4,20344–

2673Cedar County, NENE8,37344–

2674Garden County, NENE1,80444–

2675Jefferson County, OKOK5,43144–

2676Sherman County, TXTX2,78144–

2677Beaverhead County, MTMT10,04344–

2678Marion County, GAGA7,67644–

2679Pope County, ILIL3,67244–

2680Manassas Park, VAVA16,56044–

2681Le Sueur County, MNMN29,45343–

2682Meeker County, MNMN23,60343–

2683Holmes County, MSMS15,46543–

2684Richland County, MTMT11,37743–

2685Major County, OKOK7,53643–

2686Sullivan County, PAPA5,85643–

2687Wilbarger County, TXTX12,48143–

2688Conejos County, COCO7,52943–

2689Cass County, ILIL12,46343–

2690Johnson County, ILIL13,36343–

2691Richland County, ILIL15,21943–

2692Buena Vista County, IAIA20,44943–

2693Gove County, KSKS2,63143–

2694Republic County, KSKS4,64043–

2695Macon County, ALAL18,13242–

2696Humphreys County, MSMS7,00142–

2697Roger Mills County, OKOK3,25942–

2698Shackelford County, TXTX3,19742–

2699Grant County, OKOK4,06742–

2700Osceola County, IAIA5,98042–

2701Ballard County, KYKY7,59442–

2702Taylor County, IAIA5,83541–

2703Tensas Parish, LALA3,70041–

2704Calhoun County, MSMS12,64341–

2705Antelope County, NENE6,35241–

2706Latimer County, OKOK9,64541–

2707Collingsworth County, TXTX2,48741–

2708Northwest Arctic, AKAK7,09540–

2709Chicot County, ARAR9,10740–

2710Lincoln County, ARAR12,76440–

2711Jasper County, MSMS15,78540–

2712Roosevelt County, MTMT10,24240–

2713Barnes County, NDND10,57340–

2714Andrews County, TXTX18,91440–

2715Morris County, TXTX12,13340–

2716Sweet Grass County, MTMT3,76240–

2717Buffalo County, WIWI13,31840–

2718Baraga County, MIMI8,16939–

2719San Miguel County, NMNM26,26039–

2720Johnson County, GAGA9,31039–

2721Shelby County, IAIA11,68939–

2722Chautauqua County, KSKS3,32139–

2723Custer County, IDID4,63638–

2724Decatur County, KSKS2,71638–

2725Goliad County, TXTX7,20838–

2726Maverick County, TXTX58,82338–

2727Cumberland County, KYKY5,99238–

2728Baca County, COCO3,34738–

2729Bear Lake County, IDID6,72738–

2730Newton County, ININ14,18838–

2731Emmet County, IAIA9,10738–

2732Meade County, KSKS3,85238–

2733Eureka County, NVNV1,86738–

2734Wrangell, AKAK2,00737–

2735Dallas County, ARAR6,01137–

2736Warren County, GAGA5,26937–

2737Waseca County, MNMN18,68837–

2738Pondera County, MTMT6,07237–

2739Lake County, SDSD10,99337–

2740Osborne County, KSKS3,28537–

2741Stewart County, GAGA4,63137–

2742Washington County, KSKS5,53337–

2743Shannon County, MOMO7,28536–

2744Rolette County, NDND11,68836–

2745Edwards County, TXTX1,37036–

2746Irion County, TXTX1,46336–

2747Sutton County, TXTX3,20336–

2748Talbot County, GAGA5,70936–

2749Scott County, ILIL4,86636–

2750Cherokee County, IAIA11,36936–

2751Nicholas County, KYKY7,94936–

2752Mercer County, MOMO3,40435–

2753Jones County, NCNC9,57535–

2754Wheeler County, OROR1,47235–

2755Throckmorton County, TXTX1,55435–

2756Mercer County, NDND8,44135–

2757Caribou County, IDID7,25235–

2758Wheeler County, TXTX4,77335–

2759Renville County, MNMN14,35634–

2760Knox County, MOMO3,72834–

2761Banner County, NENE68634–

2762Hooker County, NENE68634–

2763Jefferson County, NENE7,07034–

2764Blaine County, OKOK8,51534–

2765Fulton County, KYKY6,21834–

2766Greenlee County, AZAZ9,31233–

2767Calhoun County, WVWV5,97833–

2768Lac qui Parle County, MNMN6,70433–

2769Beaver County, OKOK4,88233–

2770Stanley County, SDSD3,01833–

2771Chugach Census Area, AKAK6,55333–

2772Monona County, IAIA8,53933–

2773Nome Census Area, AKAK9,83032–

2774Oscoda County, MIMI8,72332–

2775Marshall County, MNMN8,79832–

2776Murray County, MNMN7,94232–

2777Boone County, NENE5,35532–

2778Sioux County, NENE1,18832–

2779Hutchinson County, SDSD7,41332–

2780Barber County, KSKS4,08332–

2781Phillips County, COCO4,42032–

2782Scotland County, MOMO4,79631–

2783McKenzie County, NDND15,19231–

2784Mitchell County, TXTX8,94731–

2785Wheeler County, GAGA7,57031–

2786Kewaunee County, WIWI20,75831–

2787Lincoln County, COCO5,64531–

2788Humboldt County, IAIA9,40931–

2789Norton County, KSKS5,28831–

2790Nance County, NENE3,29031–

2791Carter County, MOMO5,41830–

2792Rock County, MNMN9,52430–

2793Traverse County, MNMN3,13030–

2794Tillman County, OKOK6,78030–

2795Bon Homme County, SDSD7,24430–

2796Franklin, VAVA8,47830–

2797Jackson County, COCO1,21130–

2798Ohio County, ININ5,99430–

2799Chase County, KSKS2,57230–

2800Burt County, NENE6,67830–

2801Iron County, WIWI6,12730–

2802Aleutians West Census Area, AKAK5,24029–

2803Perkins County, NENE2,84929–

2804Valley County, NENE4,09429–

2805Bailey County, TXTX6,96329–

2806Wabaunsee County, KSKS7,01829–

2807Hamilton County, ILIL7,85929–

2808Hodgeman County, KSKS1,61929–

2809Beaver County, UTUT7,30129–

2810Pennington County, MNMN13,68628–

2811Sibley County, MNMN15,35628–

2812Costilla County, COCO3,67928–

2813Edwards County, KSKS2,64028–

2814Stevens County, MNMN9,74727–

2815Wilkin County, MNMN6,28827–

2816Gregory County, SDSD4,03727–

2817Lipscomb County, TXTX2,95527–

2818Newton County, TXTX11,95427–

2819Wilcox County, GAGA8,79727–

2820Pulaski County, ILIL4,82027–

2821Rooks County, KSKS4,64627–

2822Dickey County, NDND4,89526–

2823Carroll County, ILIL15,41926–

2824Fillmore County, NENE5,45826–

2825LaMoure County, NDND4,13526–

2826Harper County, OKOK3,17226–

2827Pendleton County, WVWV5,82626–

2828Weston County, WYWY6,84026–

2829Morgan County, UTUT13,38326–

2830Dooly County, GAGA11,15626–

2831Worth County, IAIA7,33826–

2832Chase County, NENE3,71826–

2833Garfield County, WAWA2,41626–

2834Blackford County, ININ11,73025–

2835Worth County, MOMO1,91425–

2836Hand County, SDSD3,12125–

2837Crane County, TXTX4,55425–

2838Dolores County, COCO2,46625–

2839Lafayette County, FLFL8,79225–

2840Glascock County, GAGA3,14125–

2841Putnam County, ILIL5,61925–

2842Clark County, KSKS1,90025–

2843Haskell County, KSKS3,59925–

2844Griggs County, NDND2,23924–

2845Grant County, MNMN6,08524–

2846Pope County, MNMN11,42024–

2847Watonwan County, MNMN11,45924–

2848McLean County, NDND9,74024–

2849Towner County, NDND2,04024–

2850Walworth County, SDSD5,21724–

2851Hall County, TXTX2,73724–

2852Niobrara County, WYWY2,34124–

2853Crawford County, IAIA16,23724–

2854Winnebago County, IAIA10,25124–

2855Clark County, MOMO6,47523–

2856Bracken County, KYKY8,51123–

2857Hickman County, KYKY4,37223–

2858Luce County, MIMI6,33923–

2859Granite County, MTMT3,65823–

2860Thayer County, NENE4,84223–

2861Benson County, NDND5,75923–

2862Harmon County, OKOK2,32723–

2863Baylor County, TXTX3,47223–

2864Quitman County, GAGA2,25423–

2865Eddy County, NDND2,32922–

2866Norman County, MNMN6,33622–

2867Issaquena County, MSMS1,26322–

2868Fallon County, MTMT2,95922–

2869Powder River County, MTMT1,78122–

2870Garfield County, NENE1,71022–

2871Haakon County, SDSD1,80222–

2872Turner County, SDSD9,31422–

2873Glasscock County, TXTX1,12822–

2874Hartley County, TXTX4,90422–

2875Stephens County, TXTX9,38022–

2876Sterling County, TXTX1,34922–

2877Bath County, VAVA4,07622–

2878Judith Basin County, MTMT2,16222–

2879Morton County, KSKS2,47022–

2880Stanton County, KSKS1,98622–

2881Trego County, KSKS2,74022–

2882Cherry County, NENE5,56122–

2883Hoonah-Angoon Census Area, AKAK2,27121–

2884Yukon-Koyukuk Census Area, AKAK5,02821–

2885Schley County, GAGA4,59321–

2886Frontier County, NENE2,65521–

2887Okfuskee County, OKOK11,45121–

2888Day County, SDSD5,48421–

2889Edmunds County, SDSD4,02221–

2890Lynn County, TXTX6,01721–

2891Pepin County, WIWI7,51321–

2892Renville County, NDND2,33121–

2893Butte County, IDID2,78321–

2894Jewell County, KSKS2,83021–

2895Wallace County, KSKS1,44121–

2896Denali, AKAK1,61620–

2897Catahoula Parish, LALA8,22320–

2898Roseau County, MNMN15,24620–

2899Howard County, NENE6,53820–

2900Armstrong County, TXTX1,84320–

2901Delta County, TXTX5,54920–

2902Garfield County, UTUT5,25620–

2903Calhoun County, GAGA5,41320–

2904Jefferson County, GAGA15,01120–

2905Gray County, KSKS5,65220–

2906Gilmer County, WVWV7,08519–

2907Swift County, MNMN9,76319–

2908Socorro County, NMNM15,83819–

2909Reagan County, TXTX3,16619–

2910Sedgwick County, COCO2,24719–

2911Yuma County, COCO9,89619–

2912Crawford County, GAGA12,20619–

2913Benton County, ININ8,88319–

2914Toole County, MTMT5,21119–

2915Aleutians East, AKAK3,47918–

2916Lee County, ARAR8,02918–

2917Garfield County, MTMT1,14818–

2918Cuming County, NENE8,82318–

2919Pawnee County, NENE2,51018–

2920Sherman County, NENE2,92418–

2921Jones County, SDSD91318–

2922Presidio County, TXTX5,43318–

2923Blaine County, NENE45818–

2924Calhoun County, ILIL4,30018–

2925Mineral County, COCO91018–

2926Chattahoochee County, GAGA8,46518–

2927Logan County, KSKS2,66118–

2928Greene County, ALAL7,06717–

2929Cleveland County, ARAR7,22417–

2930Bacon County, GAGA11,07017–

2931Kittson County, MNMN4,03117–

2932Lincoln County, MNMN5,58317–

2933Webster County, NENE3,33617–

2934Hale County, ALAL15,19417–

2935Adams County, IAIA3,61717–

2936Nemaha County, KSKS10,05417–

2937Foard County, TXTX1,04417–

2938Cameron Parish, LALA4,71816–

2939Ontonagon County, MIMI5,82316–

2940Blaine County, MTMT6,86016–

2941Daniels County, MTMT1,61216–

2942De Baca County, NMNM1,64716–

2943Hamilton County, NYNY5,00616–

2944Tyrrell County, NCNC3,53716–

2945Kidder County, NDND2,39316–

2946Sargent County, NDND3,71116–

2947Slope County, NDND62816–

2948Ness County, KSKS2,61716–

2949Gosper County, NENE1,80316–

2950Skagway, AKAK1,10415–

2951Mahnomen County, MNMN5,15315–

2952Big Horn County, MTMT12,75215–

2953Oliver County, NDND1,89815–

2954McCook County, SDSD5,96415–

2955Roberts County, SDSD10,25515–

2956Wayne County, UTUT2,58715–

2957Liberty County, MTMT1,95715–

2958San Juan County, COCO81315–

2959Clark County, IDID78315–

2960Delaware County, IAIA17,67415–

2961Ida County, IAIA6,77715–

2962Wayne County, NENE10,02015–

2963Foster County, NDND3,21214–

2964Duval County, TXTX9,40214–

2965Keweenaw County, MIMI2,18614–

2966Thurston County, NENE6,75214–

2967Gilliam County, OROR1,97114–

2968Charles Mix County, SDSD9,30314–

2969Starr County, TXTX66,31914–

2970Lemhi County, IDID8,47414–

2971Lincoln County, KSKS2,86114–

2972Woodson County, KSKS3,11814–

2973Treasure County, MTMT72814–

2974Emmons County, NDND3,21513–

2975Woodruff County, ARAR5,71013–

2976Robertson County, KYKY2,32513–

2977Pipestone County, MNMN9,26013–

2978Garza County, TXTX4,51013–

2979Oldham County, TXTX1,78313–

2980Terrell County, TXTX70213–

2981Comanche County, KSKS1,67313–

2982Esmeralda County, NVNV72913–

2983Perry County, ALAL7,42512–

2984Desha County, ARAR9,98412–

2985Harlan County, NENE3,00012–

2986Kearney County, NENE6,79012–

2987Hyde County, NCNC4,55412–

2988Nelson County, NDND2,96312–

2989Bamberg County, SCSC12,79612–

2990Hanson County, SDSD3,45612–

2991Lyman County, SDSD3,69412–

2992Echols County, GAGA3,68512–

2993Rawlins County, KSKS2,43112–

2994Carlisle County, KYKY4,74712–

2995Assumption Parish, LALA19,72011–

2996Big Stone County, MNMN5,05411–

2997Hitchcock County, NENE2,46711–

2998Tripp County, SDSD5,70811–

2999King County, TXTX19211–

3000Twiggs County, GAGA7,59711–

SHOWING 2,501–3,000 OF 3,101

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES