Which county has the highest scotch-irish population?

Los Angeles County, California ranks #1 with 31,152 (2020 Decennial Census).

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

Los Angeles County, California, Maricopa County, Arizona, Harris County, Texas, Mecklenburg County, North Carolina, King County, Washington.

How many counties are in this ranking?

3,101 counties qualify after filtering for population minimums and data availability. The ranking covers 2020 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, 2020 Decennial Census.

RANKING · 2020 CENSUS · 101 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.

Scotch-Irish Americans: full group profile →

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2010

3001Tripp County, SDSD5,70811−95%

3002Wayne County, KYKY19,59710−98%

3003Wheeler County, NENE78910+25%

3004Webster County, GAGA2,36910−41%

3005Dimmit County, TXTX8,02410+0%

3006Jerauld County, SDSD1,65410−84%

3007O'Brien County, IAIA14,22010−85%

3008Sharkey County, MSMS3,09710−86%

3009Adams County, NDND2,27510−29%

3010Dundy County, NENE1,5689−83%

3011Haines, AKAK2,0689−82%

3012Colfax County, NENE10,9349−75%

3013Copper River Census Area, AKAK2,6669–

3014Cochran County, TXTX2,5469−70%

3015Golden Valley County, NDND1,8089−55%

3016Russell County, KSKS6,5819−93%

3017Grant County, SDSD7,5349−90%

3018Chippewa County, MNMN12,4068−88%

3019Arthur County, NENE3968+100%

3020Red Lake County, MNMN3,9408−62%

3021Golden Valley County, MTMT8448−64%

3022Hayes County, NENE8218−81%

3023Briscoe County, TXTX1,4748−79%

3024Florence County, WIWI4,7488−90%

3025Steele County, NDND1,7978–

3026Deuel County, SDSD4,4088−76%

3027Douglas County, SDSD2,8888−65%

3028East Carroll Parish, LALA6,7607−50%

3029Pleasants County, WVWV7,3387−96%

3030Boyd County, NENE1,6747−50%

3031Lanier County, GAGA10,6237−50%

3032Aurora County, SDSD2,8017−63%

3033Grant County, NDND2,2067+75%

3034McIntosh County, NDND2,4517−36%

3035Buffalo County, SDSD1,8027–

3036Marshall County, SDSD4,4267−75%

3037Hettinger County, NDND2,4927−50%

3038Wells County, NDND3,7297−81%

3039McPherson County, NENE3696−60%

3040Monroe County, ARAR6,2446−93%

3041Bristol Bay, AKAK8476+100%

3042Rock County, NENE1,2596−70%

3043Dickens County, TXTX1,6926−77%

3044Hudspeth County, TXTX3,4336−70%

3045Motley County, TXTX1,0436−33%

3046Borden County, TXTX5676+50%

3047Bowman County, NDND2,7626−77%

3048Greeley County, KSKS1,1826−86%

3049Faulk County, SDSD2,1786−89%

3050Hyde County, SDSD1,1916−33%

3051Burke County, NDND2,1326−79%

3052Spink County, SDSD6,1556−54%

3053Keya Paha County, NENE7925−67%

3054Petroleum County, MTMT5485−44%

3055Sheridan County, MTMT3,4365−86%

3056Treutlen County, GAGA6,4665−96%

3057Brule County, SDSD5,2785−90%

3058Cimarron County, OKOK2,0595−89%

3059Yoakum County, TXTX7,4385−94%

3060Harding County, NMNM6175−50%

3061Pierce County, NDND3,8385−76%

3062Stevens County, KSKS4,9845−92%

3063Grant County, NENE5614+33%

3064Alpine County, CACA1,0434−80%

3065Dillingham Census Area, AKAK4,4834−92%

3066Deuel County, NENE1,8624−94%

3067Franklin County, NENE2,7954−91%

3068Taliaferro County, GAGA1,6624−94%

3069Camas County, IDID1,3164−87%

3070Roberts County, TXTX8674−89%

3071Stonewall County, TXTX1,1864−87%

3072Sanborn County, SDSD2,3884−89%

3073Clinch County, GAGA6,8474−92%

3074Sherman County, OROR2,0514−87%

3075Ransom County, NDND5,6174−95%

3076Harding County, SDSD1,3314−90%

3077Logan County, NDND1,8594−50%

3078Potter County, SDSD2,3774−56%

3079Kusilvak Census Area, AKAK7,9323–

3080Cottle County, TXTX1,2243−57%

3081Claiborne County, MSMS8,0583−95%

3082Corson County, SDSD3,7813−88%

3083Lake of the Woods County, MNMN3,7702−96%

3084Yakutat, AKAK6722−71%

3085Hinsdale County, COCO7532−92%

3086Greeley County, NENE2,1542−97%

3087Sully County, SDSD1,4792−71%

3088Zapata County, TXTX13,7532–

3089Emporia, VAVA5,4472−97%

3090Lake and Peninsula, AKAK1,3572−94%

3091Hidalgo County, NMNM3,9292−85%

3092Sioux County, NDND3,6672−33%

3093Dewey County, SDSD5,4192+0%

3094McPherson County, SDSD2,3472–

3095Ziebach County, SDSD2,3892−78%

3096Loup County, NENE5701−99%

3097Baker County, GAGA2,7251–

3098North Slope, AKAK10,5821−98%

3099Sheridan County, NDND1,2961−90%

3100Campbell County, SDSD1,3771–

3101Todd County, SDSD8,8631−96%

SHOWING 3,001–3,101 OF 3,101

1 2 3 4 5 6 7

Download CSV (full list, 3,101 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS