RANKING · 2020 CENSUS · 135 SHOWN OF 3,135

Most uninsured people, US counties · 2020

US counties with the most residents lacking health insurance, as of the 2020 American Community Survey. Ranked by number of people, not the uninsured rate.

All statesAll rankings

SAME RANKING BYCities States Metros

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Largest senior population Most unmarried people Most unmarried men

RANKPLACESTATEPOPUNINSURED RESIDENTSVS –

3001Hidalgo County, NMNM3,929186–

3002Eureka County, NVNV1,867186–

3003Oldham County, TXTX1,783186–

3004Franklin County, NENE2,795185–

3005Sanborn County, SDSD2,388183–

3006Cottle County, TXTX1,224182–

3007LaMoure County, NDND4,135180–

3008Dundy County, NENE1,568180–

3009Powder River County, MTMT1,781180–

3010McMullen County, TXTX544180–

3011Rawlins County, KSKS2,431179–

3012Adams County, NDND2,275179–

3013Towner County, NDND2,040177–

3014McHenry County, NDND5,130175–

3015Nance County, NENE3,290175–

3016Skagway, AKAK1,104174–

3017Highland County, VAVA2,318174–

3018Haakon County, SDSD1,802172–

3019Meagher County, MTMT2,137172–

3020Owsley County, KYKY3,932172–

3021Foard County, TXTX1,044170–

3022Wilkin County, MNMN6,288168–

3023McIntosh County, NDND2,451167–

3024Emmons County, NDND3,215167–

3025Robertson County, KYKY2,325167–

3026Gallatin County, ILIL4,616167–

3027Ness County, KSKS2,617167–

3028Sioux County, NENE1,188165–

3029Nelson County, NDND2,963164–

3030Lac qui Parle County, MNMN6,704163–

3031Putnam County, ILIL5,619162–

3032Liberty County, MTMT1,957162–

3033McPherson County, SDSD2,347162–

3034Lee County, KYKY7,297159–

3035Boyd County, NENE1,674158–

3036Garfield County, MTMT1,148157–

3037Scott County, ILIL4,866154–

3038Hanson County, SDSD3,456153–

3039Perkins County, NENE2,849152–

3040Cameron County, PAPA4,211145–

3041Garfield County, WAWA2,416144–

3042Potter County, SDSD2,377143–

3043Grant County, NDND2,206142–

3044Hickman County, KYKY4,372142–

3045Rock County, NENE1,259142–

3046Oliver County, NDND1,898141–

3047Camas County, IDID1,316140–

3048Greeley County, NENE2,154137–

3049Faulk County, SDSD2,178136–

3050Concho County, TXTX3,607135–

3051Judith Basin County, MTMT2,162134–

3052Foster County, NDND3,212132–

3053Worth County, MOMO1,914132–

3054Cheyenne County, COCO1,713132–

3055Armstrong County, TXTX1,843132–

3056Mineral County, COCO910129–

3057Sherman County, OROR2,051126–

3058Stanley County, SDSD3,018126–

3059Miner County, SDSD2,281126–

3060Renville County, NDND2,331126–

3061Rush County, KSKS2,845125–

3062Mora County, NMNM4,051124–

3063Clark County, KSKS1,900122–

3064Eddy County, NDND2,329121–

3065Sargent County, NDND3,711121–

3066Hinsdale County, COCO753118–

3067Red Lake County, MNMN3,940118–

3068Yakutat, AKAK672118–

3069Jackson County, COCO1,211118–

3070Comanche County, KSKS1,673117–

3071Bristol Bay, AKAK847117–

3072Gosper County, NENE1,803117–

3073Pierce County, NDND3,838115–

3074Esmeralda County, NVNV729114–

3075De Baca County, NMNM1,647110–

3076McCone County, MTMT1,720110–

3077Wells County, NDND3,729110–

3078Kenedy County, TXTX319107–

3079Dolores County, COCO2,466105–

3080Wichita County, KSKS2,031105–

3081Golden Valley County, NDND1,808104–

3082Sheridan County, NDND1,296104–

3083Traverse County, MNMN3,130103–

3084Jerauld County, SDSD1,654103–

3085Jones County, SDSD91396–

3086Gilliam County, OROR1,97195–

3087Hand County, SDSD3,12194–

3088Greeley County, KSKS1,18292–

3089Grant County, NENE56191–

3090Pope County, ILIL3,67290–

3091Burke County, NDND2,13289–

3092Alpine County, CACA1,04388–

3093Terrell County, TXTX70288–

3094Hooker County, NENE68687–

3095Griggs County, NDND2,23985–

3096Wolfe County, KYKY6,29884–

3097Logan County, NENE66984–

3098Wibaux County, MTMT88582–

3099Golden Valley County, MTMT84481–

3100Issaquena County, MSMS1,26381–

3101Harding County, SDSD1,33180–

3102Roberts County, TXTX86779–

3103Wheeler County, OROR1,47275–

3104Garfield County, NENE1,71075–

3105Wallace County, KSKS1,44174–

3106Steele County, NDND1,79774–

3107San Juan County, COCO81371–

3108Daniels County, MTMT1,61269–

3109Wheeler County, NENE78967–

3110King County, TXTX19266–

3111Hyde County, SDSD1,19159–

3112Hayes County, NENE82159–

3113Blaine County, NENE45855–

3114Arthur County, NENE39650–

3115Loup County, NENE57047–

3116Calhoun County, ILIL4,30046–

3117Prairie County, MTMT1,11245–

3118Kiowa County, COCO1,41244–

3119Keya Paha County, NENE79244–

3120Harding County, NMNM61741–

3121Treasure County, MTMT72838–

3122Sully County, SDSD1,47937–

3123Logan County, NDND1,85936–

3124Borden County, TXTX56732–

3125Billings County, NDND1,07129–

3126Daggett County, UTUT93428–

3127Banner County, NENE68626–

3128Petroleum County, MTMT54826–

3129Kent County, TXTX67426–

3130Campbell County, SDSD1,37722–

3131McPherson County, NENE36914–

3132Thomas County, NENE63914–

3133Loving County, TXTX5213–

3134Slope County, NDND6284–

3135Kalawao County, HIHI820–

SHOWING 3,001–3,135 OF 3,135

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