Which county has the highest scotch-irish population?

Los Angeles County, California ranks #1 with 66,233 (2010 Decennial Census).

What are the top 5 counties by scotch-irish population?

Los Angeles County, California, Maricopa County, Arizona, Harris County, Texas, San Diego County, California, King County, Washington.

How many counties are in this ranking?

3,118 counties qualify after filtering for population minimums and data availability. The ranking covers 2010 Decennial Census data.

How is scotch-irish population measured?

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

RANKING · 2010 CENSUS · 500 SHOWN OF 3,118

Largest Scotch-Irish population, US counties · 2010

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

Scotch-Irish Americans: full group profile →

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS –

2501Renville County, MNMN14,356133–

2502Gilmer County, WVWV7,085133–

2503Hempstead County, ARAR19,080132–

2504Clayton County, IAIA16,845132–

2505Russell County, KSKS6,581132–

2506Blaine County, OKOK8,515132–

2507Big Horn County, MTMT12,752132–

2508Dallas County, ARAR6,011131–

2509Searcy County, ARAR7,848131–

2510Hampton County, SCSC18,174131–

2511Chickasaw County, MSMS16,730130–

2512Nuckolls County, NENE4,100130–

2513San Saba County, TXTX5,787130–

2514Evans County, GAGA11,028129–

2515Greene County, ALAL7,067129–

2516Cottonwood County, MNMN11,405129–

2517Ellis County, OKOK3,613128–

2518Osage County, MOMO13,611128–

2519Hyde County, NCNC4,554128–

2520Lafayette County, FLFL8,792127–

2521Scott County, ILIL4,866127–

2522Ste. Genevieve County, MOMO18,689127–

2523Wayne County, MOMO10,782127–

2524Morrill County, NENE4,404127–

2525Clark County, WIWI35,052127–

2526Lake County, MIMI13,182126–

2527Clay County, TNTN7,821126–

2528Paulding County, OHOH18,727126–

2529Jasper County, GAGA17,632125–

2530Pulaski County, ILIL4,820125–

2531Harper County, OKOK3,172125–

2532Banks County, GAGA21,273124–

2533Stark County, ILIL5,319124–

2534McCulloch County, TXTX7,472124–

2535Mitchell County, TXTX8,947124–

2536Van Buren County, TNTN6,874124–

2537Butte County, IDID2,783123–

2538Monroe County, IAIA7,406123–

2539Wabaunsee County, KSKS7,018123–

2540Meeker County, MNMN23,603123–

2541Wahkiakum County, WAWA4,873123–

2542Crawford County, GAGA12,206122–

2543Treutlen County, GAGA6,466122–

2544Jackson County, ARAR16,741122–

2545Pratt County, KSKS9,117122–

2546Elliott County, KYKY7,265122–

2547Alexander County, ILIL4,570122–

2548Davison County, SDSD20,069122–

2549Wayne County, NENE10,020122–

2550Garfield County, UTUT5,256122–

2551Southampton County, VAVA18,110122–

2552Owyhee County, IDID12,661121–

2553Luce County, MIMI6,339121–

2554Dewey County, OKOK4,207121–

2555White Pine County, NVNV8,661121–

2556Refugio County, TXTX6,657121–

2557Calhoun County, IAIA9,562120–

2558Chautauqua County, KSKS3,321120–

2559Jersey County, ILIL21,160120–

2560Cameron County, PAPA4,211120–

2561Garfield County, NENE1,710120–

2562Polk County, NENE5,270120–

2563Frio County, TXTX18,823120–

2564Dodge County, GAGA19,663119–

2565Seminole County, GAGA9,162119–

2566Humboldt County, IAIA9,409119–

2567Leslie County, KYKY9,627119–

2568Waseca County, MNMN18,688119–

2569Meagher County, MTMT2,137119–

2570Norton, VAVA3,477119–

2571Bracken County, KYKY8,511118–

2572Martin County, MNMN19,440118–

2573Mineral County, NVNV4,407118–

2574Franklin, VAVA8,478118–

2575Kewaunee County, WIWI20,758118–

2576Terrell County, GAGA8,656117–

2577Turner County, GAGA8,983117–

2578Fayette County, IAIA19,047117–

2579Barber County, KSKS4,083117–

2580Powell County, KYKY12,812117–

2581Iron County, MIMI11,757117–

2582Woods County, OKOK8,443117–

2583Granite County, MTMT3,658117–

2584Macon County, GAGA11,756116–

2585Marion County, KYKY20,115116–

2586Broadwater County, MTMT8,493116–

2587Valley County, MTMT7,385116–

2588Castro County, TXTX7,295116–

2589Jenkins County, GAGA8,843115–

2590Emmet County, IAIA9,107115–

2591Mitchell County, IAIA10,650115–

2592Cook County, MNMN5,522115–

2593Redwood County, MNMN15,265115–

2594Major County, OKOK7,536115–

2595Shelby County, MOMO5,870115–

2596Grant County, WVWV11,041115–

2597Wilcox County, GAGA8,797114–

2598Adair County, IAIA7,403114–

2599Greenwood County, KSKS5,826114–

2600Mitchell County, KSKS5,590114–

2601Harrison County, MOMO8,281114–

2602Cherry County, NENE5,561114–

2603Hamilton County, NYNY5,006114–

2604Mercer County, NDND8,441114–

2605Faribault County, MNMN13,888113–

2606Roseau County, MNMN15,246113–

2607Musselshell County, MTMT5,582113–

2608Mason County, TXTX3,990113–

2609Crockett County, TXTX2,769113–

2610Phillips County, MTMT4,203112–

2611Hardeman County, TXTX3,292112–

2612Edwards County, TXTX1,370112–

2613Gilpin County, COCO6,073111–

2614Irwin County, GAGA9,020111–

2615Grant County, KSKS7,028111–

2616Oscoda County, MIMI8,723111–

2617Childress County, TXTX6,643111–

2618Crawford County, IAIA16,237110–

2619Ringgold County, IAIA4,642110–

2620Woodson County, KSKS3,118110–

2621Schuyler County, MOMO4,140109–

2622Lincoln County, IDID5,603108–

2623Gove County, KSKS2,631108–

2624Columbia County, WAWA4,141108–

2625Donley County, TXTX3,213108–

2626Appling County, GAGA19,100107–

2627Niobrara County, WYWY2,341107–

2628Pennington County, MNMN13,686106–

2629Allendale County, SCSC7,355106–

2630Emery County, UTUT10,177106–

2631Mathews County, VAVA8,529106–

2632Goliad County, TXTX7,208106–

2633Coffey County, KSKS8,467104–

2634Phillips County, KSKS4,728104–

2635Teton County, MTMT6,496104–

2636Oldham County, TXTX1,783104–

2637San Juan County, UTUT14,542104–

2638Jackson County, WIWI20,999104–

2639Phillips County, ARAR14,255103–

2640Monona County, IAIA8,539103–

2641Rock County, MNMN9,524103–

2642Carroll County, MSMS9,226103–

2643Toole County, MTMT5,211103–

2644Lewis County, IDID3,704102–

2645Stafford County, KSKS4,005102–

2646Red River Parish, LALA7,165102–

2647Kanabec County, MNMN16,628102–

2648Custer County, COCO5,590101–

2649Greenlee County, AZAZ9,312101–

2650Estill County, KYKY13,962101–

2651Hickman County, KYKY4,372101–

2652Richland County, NDND16,731101–

2653Bethel Census Area, AKAK18,391100–

2654Rooks County, KSKS4,646100–

2655Phelps County, NENE8,99499–

2656Lander County, NVNV5,87299–

2657Northampton County, VAVA11,87999–

2658Early County, GAGA10,45598–

2659Carter County, MOMO5,41898–

2660Renville County, NDND2,33198–

2661Dooly County, GAGA11,15697–

2662Madison Parish, LALA8,84497–

2663Kearney County, NENE6,79097–

2664Sheridan County, NENE4,80997–

2665Wilcox County, ALAL9,66696–

2666Allamakee County, IAIA14,23896–

2667Bleckley County, GAGA12,86695–

2668Anderson County, KSKS8,01894–

2669Hardin County, ILIL3,58894–

2670Greer County, OKOK5,37394–

2671Willacy County, TXTX19,97194–

2672Turner County, SDSD9,31493–

2673Hitchcock County, NENE2,46793–

2674Lynn County, TXTX6,01793–

2675Wheeler County, TXTX4,77393–

2676Saguache County, COCO6,73292–

2677Republic County, KSKS4,64092–

2678Telfair County, GAGA11,19591–

2679Love County, OKOK10,78091–

2680Wichita County, KSKS2,03190–

2681Putnam County, ILIL5,61990–

2682Chase County, NENE3,71890–

2683Chicot County, ARAR9,10789–

2684Monroe County, ARAR6,24489–

2685Chickasaw County, IAIA11,66389–

2686Gentry County, MOMO6,38489–

2687Dickey County, NDND4,89589–

2688Jeff Davis County, GAGA15,21988–

2689Catahoula Parish, LALA8,22388–

2690Latimer County, OKOK9,64588–

2691Furnas County, NENE4,52488–

2692Ellsworth County, KSKS6,25787–

2693Stewart County, GAGA4,63186–

2694Coosa County, ALAL10,16186–

2695Grant County, SDSD7,53486–

2696Haskell County, TXTX5,49986–

2697Cheyenne County, COCO1,71385–

2698Winnebago County, IAIA10,25185–

2699Reynolds County, MOMO5,99285–

2700Perkins County, NENE2,84985–

2701Catron County, NMNM3,82785–

2702Ransom County, NDND5,61785–

2703Wrangell, AKAK2,00784–

2704Hancock County, IAIA10,52884–

2705Antelope County, NENE6,35284–

2706Bottineau County, NDND6,28484–

2707Crane County, TXTX4,55484–

2708Fremont County, IDID14,20883–

2709Clarke County, IAIA9,57483–

2710Ness County, KSKS2,61783–

2711McLean County, KYKY9,06483–

2712Judith Basin County, MTMT2,16283–

2713Edwards County, KSKS2,64082–

2714Graham County, KSKS2,37182–

2715Alfalfa County, OKOK5,64982–

2716Mercer County, MOMO3,40482–

2717Fillmore County, NENE5,45882–

2718Ramsey County, NDND11,53082–

2719Jeff Davis County, TXTX1,71182–

2720Parmer County, TXTX9,67882–

2721Florence County, WIWI4,74882–

2722Clinton County, KYKY9,13981–

2723St. Helena Parish, LALA10,75881–

2724Wilkin County, MNMN6,28881–

2725Gallatin County, ILIL4,61681–

2726Worth County, MOMO1,91481–

2727Cheyenne County, NENE9,52881–

2728Greensville County, VAVA11,18181–

2729Forest County, WIWI9,57481–

2730Howard County, IAIA9,41580–

2731Clearwater County, MNMN8,64780–

2732Benton County, MSMS7,50280–

2733Hartley County, TXTX4,90480–

2734Winkler County, TXTX7,54080–

2735Yoakum County, TXTX7,43880–

2736Bacon County, GAGA11,07079–

2737Jackson County, MNMN9,85779–

2738Fulton County, KYKY6,21878–

2739Swift County, MNMN9,76378–

2740Wilkinson County, MSMS7,58278–

2741Kingsbury County, SDSD5,28478–

2742Garden County, NENE1,80478–

2743McLean County, NDND9,74078–

2744Custer County, IDID4,63677–

2745Wallace County, KSKS1,44177–

2746Marshall County, MNMN8,79877–

2747Traill County, NDND7,92077–

2748Buffalo County, WIWI13,31877–

2749Floyd County, TXTX4,88177–

2750Phillips County, COCO4,42076–

2751Jefferson County, GAGA15,01176–

2752Clark County, KSKS1,90076–

2753Menifee County, KYKY6,43076–

2754Nobles County, MNMN22,33876–

2755Holmes County, MSMS15,46576–

2756Grant County, OKOK4,06776–

2757Burt County, NENE6,67876–

2758Merrick County, NENE7,90576–

2759Kimble County, TXTX4,43876–

2760Delaware County, IAIA17,67475–

2761Iberville Parish, LALA29,57975–

2762Audubon County, IAIA5,50974–

2763Lee County, KYKY7,29774–

2764Scotland County, MOMO4,79674–

2765Glacier County, MTMT13,46374–

2766Emporia, VAVA5,44774–

2767Sedgwick County, COCO2,24773–

2768Sharkey County, MSMS3,09773–

2769Beadle County, SDSD19,62473–

2770Beaver County, UTUT7,30173–

2771Dawson County, TXTX11,77673–

2772Ohio County, ININ5,99472–

2773Meade County, KSKS3,85272–

2774Wheatland County, MTMT2,10072–

2775Knox County, TXTX3,19272–

2776Garfield County, WAWA2,41672–

2777Baraga County, MIMI8,16971–

2778Chouteau County, MTMT5,86571–

2779Liberty County, FLFL8,03570–

2780Pulaski County, GAGA10,17270–

2781Taliaferro County, GAGA1,66270–

2782Woodruff County, ARAR5,71070–

2783Thomas County, KSKS7,72570–

2784Harmon County, OKOK2,32770–

2785Jefferson County, OKOK5,43170–

2786Roberts County, SDSD10,25570–

2787Knox County, MOMO3,72870–

2788Lafayette County, ARAR5,88869–

2789Humphreys County, MSMS7,00169–

2790Beaver County, OKOK4,88269–

2791Clay County, NENE6,17069–

2792Sussex County, VAVA10,75569–

2793Coleman County, TXTX7,91569–

2794Chippewa County, MNMN12,40668–

2795Grant County, MNMN6,08568–

2796Chariton County, MOMO7,37768–

2797Loup County, NENE57068–

2798Davis County, IAIA9,23067–

2799O'Brien County, IAIA14,22067–

2800Pawnee County, KSKS5,99167–

2801Lake County, TNTN6,24967–

2802Lipscomb County, TXTX2,95567–

2803Bent County, COCO5,71666–

2804Atkinson County, GAGA8,45466–

2805Adams County, IAIA3,61766–

2806Barnes County, NDND10,57366–

2807San Juan County, COCO81365–

2808Kittson County, MNMN4,03165–

2809Jefferson County, NENE7,07065–

2810Miller County, GAGA5,81264–

2811Pocahontas County, IAIA6,81964–

2812Sibley County, MNMN15,35664–

2813Calhoun County, ILIL4,30064–

2814Charles Mix County, SDSD9,30364–

2815Pepin County, WIWI7,51364–

2816Crowley County, COCO5,67763–

2817Lincoln County, ARAR12,76463–

2818Owsley County, KYKY3,93263–

2819Jerauld County, SDSD1,65463–

2820Walworth County, SDSD5,21763–

2821Bullock County, ALAL9,78062–

2822Deuel County, NENE1,86262–

2823Knox County, NENE8,33562–

2824Sherman County, NENE2,92462–

2825Throckmorton County, TXTX1,55462–

2826Pendleton County, WVWV5,82662–

2827Tucker County, WVWV6,54062–

2828Shannon County, MOMO7,28561–

2829Garza County, TXTX4,51061–

2830Yukon-Koyukuk Census Area, AKAK5,02860–

2831Palo Alto County, IAIA8,89960–

2832Chase County, KSKS2,57260–

2833Stevens County, KSKS4,98460–

2834Wadena County, MNMN14,38860–

2835Wirt County, WVWV4,87960–

2836Pope County, MNMN11,42059–

2837Sweet Grass County, MTMT3,76259–

2838Frontier County, NENE2,65559–

2839Howard County, NENE6,53859–

2840Quitman County, GAGA2,25458–

2841Bear Lake County, IDID6,72758–

2842Claiborne County, MSMS8,05858–

2843Hamilton County, ILIL7,85958–

2844Roger Mills County, OKOK3,25958–

2845Moody County, SDSD6,63258–

2846Greeley County, NENE2,15458–

2847Griggs County, NDND2,23958–

2848Presidio County, TXTX5,43358–

2849Monroe County, KYKY11,19157–

2850Roosevelt County, MTMT10,24257–

2851Johnson County, NENE5,21857–

2852Lake of the Woods County, MNMN3,77056–

2853Bon Homme County, SDSD7,24456–

2854Lyman County, SDSD3,69456–

2855Boone County, NENE5,35556–

2856Evangeline Parish, LALA31,98055–

2857Faulk County, SDSD2,17855–

2858Delta County, TXTX5,54955–

2859Warren County, GAGA5,26954–

2860Petersburg, AKAK3,39454–

2861Kiowa County, KSKS2,43254–

2862Lincoln County, KSKS2,86154–

2863Norman County, MNMN6,33654–

2864Dundy County, NENE1,56854–

2865McKenzie County, NDND15,19254–

2866Jewell County, KSKS2,83053–

2867Wolfe County, KYKY6,29853–

2868Blaine County, MTMT6,86053–

2869Osborne County, KSKS3,28552–

2870Brule County, SDSD5,27852–

2871Benson County, NDND5,75952–

2872Candler County, GAGA11,27551–

2873Clinch County, GAGA6,84751–

2874Schley County, GAGA4,59351–

2875Osceola County, IAIA5,98051–

2876Day County, SDSD5,48451–

2877Prairie County, MTMT1,11251–

2878Coke County, TXTX3,41251–

2879Randolph County, GAGA6,15650–

2880Dillingham Census Area, AKAK4,48350–

2881Haines, AKAK2,06850–

2882Yellow Medicine County, MNMN9,47750–

2883Thomas County, NENE63950–

2884Mountrail County, NDND9,39550–

2885Decatur County, KSKS2,71649–

2886Elk County, KSKS2,45849–

2887Washington County, KSKS5,53349–

2888Carlisle County, KYKY4,74749–

2889Wheeler County, OROR1,47249–

2890Harlan County, NENE3,00049–

2891Nance County, NENE3,29049–

2892De Baca County, NMNM1,64749–

2893Pickett County, TNTN5,21949–

2894Logan County, KSKS2,66148–

2895Gregory County, SDSD4,03748–

2896Armstrong County, TXTX1,84348–

2897Smith County, KSKS3,56647–

2898Trego County, KSKS2,74047–

2899Franklin County, NENE2,79547–

2900Power County, IDID8,24646–

2901Prairie County, ARAR7,92346–

2902Sheridan County, KSKS2,42746–

2903Lac qui Parle County, MNMN6,70446–

2904Cimarron County, OKOK2,05946–

2905Perkins County, SDSD2,85346–

2906Nelson County, NDND2,96346–

2907Rolette County, NDND11,68846–

2908Millard County, UTUT14,05746–

2909Twiggs County, GAGA7,59745–

2910Hoonah-Angoon Census Area, AKAK2,27145–

2911Gray County, KSKS5,65245–

2912Cameron Parish, LALA4,71845–

2913Iron County, WIWI6,12745–

2914Glasscock County, TXTX1,12845–

2915Prince of Wales-Hyder Census Area, AKAK5,77744–

2916Hand County, SDSD3,12144–

2917Upton County, TXTX3,13144–

2918Concho County, TXTX3,60744–

2919Lee County, ARAR8,02943–

2920Worth County, IAIA7,33843–

2921Greeley County, KSKS1,18243–

2922Hayes County, NENE82143–

2923Lowndes County, ALAL9,35942–

2924Sumter County, ALAL11,58842–

2925Union County, NMNM3,84442–

2926Irion County, TXTX1,46342–

2927Bailey County, TXTX6,96342–

2928Kiowa County, COCO1,41241–

2929North Slope, AKAK10,58241–

2930Haskell County, KSKS3,59941–

2931Kearny County, KSKS3,88841–

2932Clark County, SDSD4,03141–

2933Hancock County, GAGA8,68240–

2934Lyon County, IAIA12,35440–

2935Tensas Parish, LALA3,70040–

2936Jefferson County, MSMS6,82540–

2937Gilliam County, OROR1,97140–

2938Harding County, SDSD1,33140–

2939Hamilton County, KSKS2,50039–

2940Mahnomen County, MNMN5,15339–

2941Brown County, NENE2,82639–

2942Tyrrell County, NCNC3,53739–

2943Dunn County, NDND4,05839–

2944Briscoe County, TXTX1,47439–

2945Hall County, TXTX2,73739–

2946Carter County, MTMT1,38338–

2947McMullen County, TXTX54438–

2948Echols County, GAGA3,68537–

2949Johnson County, GAGA9,31037–

2950Morton County, KSKS2,47037–

2951Thayer County, NENE4,84237–

2952Wells County, NDND3,72937–

2953Roberts County, TXTX86737–

2954Sutton County, TXTX3,20337–

2955Juab County, UTUT13,56737–

2956Wilkinson County, GAGA8,65036–

2957McCook County, SDSD5,96436–

2958Sheridan County, MTMT3,43636–

2959Colfax County, NENE10,93436–

2960Webster County, NENE3,33636–

2961Schleicher County, TXTX2,24536–

2962Morgan County, UTUT13,38336–

2963Lane County, KSKS1,50835–

2964Rawlins County, KSKS2,43135–

2965Rush County, KSKS2,84535–

2966Sanborn County, SDSD2,38835–

2967Lincoln County, NVNV4,32035–

2968Foster County, NDND3,21235–

2969Lake and Peninsula, AKAK1,35734–

2970Baylor County, TXTX3,47234–

2971Comanche County, KSKS1,67333–

2972Deuel County, SDSD4,40833–

2973Cedar County, NENE8,37333–

2974Fisher County, TXTX3,69233–

2975Northwest Arctic, AKAK7,09532–

2976Lincoln County, MNMN5,58332–

2977Garfield County, MTMT1,14832–

2978Sioux County, NENE1,18832–

2979Cavalier County, NDND3,49732–

2980Sherman County, OROR2,05131–

2981Edmunds County, SDSD4,02231–

2982McCone County, MTMT1,72031–

2983Blaine County, NENE45831–

2984Emmons County, NDND3,21531–

2985Martin County, TXTX5,28431–

2986Sherman County, TXTX2,78131–

2987Mineral County, COCO91030–

2988Camas County, IDID1,31630–

2989Cumberland County, KYKY5,99230–

2990Powder River County, MTMT1,78130–

2991Stonewall County, TXTX1,18630–

2992Cochran County, TXTX2,54630–

2993Collingsworth County, TXTX2,48730–

2994Jackson County, COCO1,21129–

2995Jackson County, KYKY13,32529–

2996Haakon County, SDSD1,80229–

2997Burke County, NDND2,13229–

2998LaMoure County, NDND4,13529–

2999Menard County, TXTX1,95629–

3000Zavala County, TXTX9,03729–

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