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RANKING · 2020 CENSUS · 101 SHOWN OF 3,101

Highest Scotch-Irish population share, US counties · 2020

US counties ranked by the share of all residents who are Scotch-Irish ancestry (2020 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population.

Scotch-Irish Americans: full group profile →
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RELATEDLargest American populationHighest American population shareLargest Arab populationHighest Arab population shareLargest Egyptian populationHighest Egyptian population share
YEAR201020202024
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RANKPLACESTATEPOPSCOTCH-IRISH SHAREVS 2010
3001Rockland County, NYNY357,3970.2%−0.3 pts
3002Meeker County, MNMN23,6030.2%−0.3 pts
3003Deuel County, SDSD4,4080.2%−0.6 pts
3004Florence County, WIWI4,7480.2%−1.6 pts
3005Cottle County, TXTX1,2240.2%−0.2 pts
3006Prince George's County, MDMD970,3740.2%−0.4 pts
3007St. Landry Parish, LALA80,7650.2%−0.4 pts
3008Kearney County, NENE6,7900.2%−1.3 pts
3009Carroll County, ILIL15,4190.2%−1.1 pts
3010Wells County, NDND3,7290.2%−0.7 pts
3011Lemhi County, IDID8,4740.2%−2.2 pts
3012Okfuskee County, OKOK11,4510.2%−1.0 pts
3013Potter County, SDSD2,3770.2%−0.2 pts
3014Lake and Peninsula, AKAK1,3570.2%−1.9 pts
3015Chattahoochee County, GAGA8,4650.2%−2.9 pts
3016Sanborn County, SDSD2,3880.2%−1.3 pts
3017Nemaha County, KSKS10,0540.2%−0.1 pts
3018Essex County, NJNJ896,3790.2%−0.3 pts
3019Trempealeau County, WIWI31,1710.2%−0.7 pts
3020Cameron County, TXTX433,9460.2%−0.3 pts
3021Wayne County, NENE10,0200.2%−1.1 pts
3022Sully County, SDSD1,4790.2%−0.4 pts
3023Crawford County, GAGA12,2060.2%−0.8 pts
3024Santa Cruz County, AZAZ50,0200.2%−0.3 pts
3025Bacon County, GAGA11,0700.2%−0.6 pts
3026Hudson County, NJNJ735,0330.2%−0.3 pts
3027Kewaunee County, WIWI20,7580.2%−0.4 pts
3028Le Sueur County, MNMN29,4530.2%−0.5 pts
3029Charles Mix County, SDSD9,3030.2%−0.6 pts
3030Sheridan County, MTMT3,4360.1%−0.9 pts
3031St. Martin Parish, LALA51,1060.1%−0.2 pts
3032Roberts County, SDSD10,2550.1%−0.6 pts
3033Loup County, NENE5700.1%−10.6 pts
3034Outagamie County, WIWI195,8940.1%−0.4 pts
3035Marshall County, SDSD4,4260.1%−0.5 pts
3036Pipestone County, MNMN9,2600.1%−1.4 pts
3037San Miguel County, NMNM26,2600.1%−0.9 pts
3038Crawford County, IAIA16,2370.1%−0.5 pts
3039Bolivar County, MSMS28,2620.1%−1.1 pts
3040Lafourche Parish, LALA95,5050.1%−0.1 pts
3041Franklin County, NENE2,7950.1%−1.3 pts
3042Twiggs County, GAGA7,5970.1%−0.3 pts
3043Perry County, ALAL7,4250.1%−1.9 pts
3044Roseau County, MNMN15,2460.1%−0.6 pts
3045Imperial County, CACA181,4110.1%−0.3 pts
3046Russell County, KSKS6,5810.1%−1.8 pts
3047Jefferson County, GAGA15,0110.1%−0.3 pts
3048Hudspeth County, TXTX3,4330.1%−0.5 pts
3049Grant County, SDSD7,5340.1%−1.0 pts
3050Duval County, TXTX9,4020.1%−0.0 pts
3051Richmond County, NYNY501,2900.1%−0.3 pts
3052Pierce County, NDND3,8380.1%−0.4 pts
3053Jim Wells County, TXTX38,8040.1%−0.5 pts
3054Hale County, ALAL15,1940.1%−1.1 pts
3055Socorro County, NMNM15,8380.1%−1.3 pts
3056Big Horn County, MTMT12,7520.1%−0.9 pts
3057Desha County, ARAR9,9840.1%−1.5 pts
3058East Carroll Parish, LALA6,7600.1%−0.1 pts
3059Dimmit County, TXTX8,0240.1%−0.0 pts
3060Hidalgo County, TXTX921,5490.1%−0.2 pts
3061Brule County, SDSD5,2780.1%−0.9 pts
3062Queens County, NYNY2,358,1820.1%−0.1 pts
3063Pleasants County, WVWV7,3380.1%−2.4 pts
3064Spink County, SDSD6,1550.1%−0.1 pts
3065Stevens County, KSKS4,9840.1%−1.0 pts
3066Miami-Dade County, FLFL2,802,0290.1%−0.2 pts
3067Delaware County, IAIA17,6740.1%−0.3 pts
3068Monroe County, ARAR6,2440.1%−1.0 pts
3069McPherson County, SDSD2,3470.1%–
3070Greeley County, NENE2,1540.1%−2.2 pts
3071Bamberg County, SCSC12,7960.1%−1.1 pts
3072Colfax County, NENE10,9340.1%−0.3 pts
3073Dillingham Census Area, AKAK4,4830.1%−1.0 pts
3074Sheridan County, NDND1,2960.1%−0.7 pts
3075Ransom County, NDND5,6170.1%−1.4 pts
3076Treutlen County, GAGA6,4660.1%−1.7 pts
3077Corson County, SDSD3,7810.1%−0.5 pts
3078O'Brien County, IAIA14,2200.1%−0.4 pts
3079Ziebach County, SDSD2,3890.1%−0.3 pts
3080Campbell County, SDSD1,3770.1%–
3081McKinley County, NMNM68,1190.1%−0.1 pts
3082Chippewa County, MNMN12,4060.1%−0.5 pts
3083Lanier County, GAGA10,6230.1%−0.1 pts
3084Maverick County, TXTX58,8230.1%−0.3 pts
3085Clinch County, GAGA6,8470.1%−0.7 pts
3086Yoakum County, TXTX7,4380.1%−1.0 pts
3087Lake of the Woods County, MNMN3,7700.1%−1.3 pts
3088Assumption Parish, LALA19,7200.0%+0.0 pts
3089Wayne County, KYKY19,5970.0%−2.6 pts
3090Hidalgo County, NMNM3,9290.0%−0.2 pts
3091Sioux County, NDND3,6670.0%−0.0 pts
3092Emporia, VAVA5,4470.0%−1.2 pts
3093Kusilvak Census Area, AKAK7,9320.0%–
3094Dewey County, SDSD5,4190.0%−0.0 pts
3095Claiborne County, MSMS8,0580.0%−0.6 pts
3096Baker County, GAGA2,7250.0%–
3097Bronx County, NYNY1,406,3320.0%−0.1 pts
3098Starr County, TXTX66,3190.0%–
3099Zapata County, TXTX13,7530.0%–
3100North Slope, AKAK10,5820.0%−0.5 pts
3101Todd County, SDSD8,8630.0%−0.3 pts
SHOWING 3,001–3,101 OF 3,101
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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS