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RANKING · 2024 ACS · 144 SHOWN OF 3,144

Youngest by median age, US counties

US counties with the youngest median age (2023 ACS).

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RELATEDOldest by median ageMost foreign-born residentsHighest uninsured rateMost womenMost menHighest disability rate
YEAR19902000201020202024
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RANKPLACESTATEPOPMEDIAN AGEVS 2000
3001Patrick County, VAVA17,42451.8+28%
3002Cape May County, NJNJ93,39051.8+22%
3003McIntosh County, GAGA11,98951.8+40%
3004Essex County, VTVT6,05151.9+33%
3005Sussex County, DEDE277,14051.9+26%
3006Calaveras County, CACA46,60552.0+17%
3007Plumas County, CACA18,58352.0+18%
3008Northampton County, NCNC16,49152.0+30%
3009Treasure County, MTMT72852.0+24%
3010Archuleta County, COCO14,30652.1+28%
3011Clallam County, WAWA78,20252.1+19%
3012Clearwater County, IDID9,11852.2+25%
3013Cheboygan County, MIMI25,79352.2+26%
3014Madison County, MTMT10,02652.2+20%
3015Boyd County, NENE1,67452.2+19%
3016Georgetown County, SCSC65,91252.2+34%
3017Teller County, COCO24,75652.2+32%
3018Stonewall County, TXTX1,18652.3+20%
3019Motley County, TXTX1,04352.3+18%
3020Lincoln County, NMNM19,84452.4+20%
3021Oscoda County, MIMI8,72352.5+20%
3022Nye County, NVNV57,33652.5+22%
3023Northampton County, VAVA11,87952.5+24%
3024Schoolcraft County, MIMI8,18752.6+27%
3025Alleghany County, NCNC11,47952.6+22%
3026Charles City County, VAVA6,62352.6+32%
3027Price County, WIWI13,98852.6+26%
3028Taos County, NMNM34,56452.6+33%
3029Lincoln County, OROR50,63652.7+20%
3030Mason County, TXTX3,99052.7+13%
3031Oneida County, WIWI38,13152.7+24%
3032Washburn County, WIWI17,08752.7+25%
3033Lincoln County, MTMT22,32852.8+25%
3034Storey County, NVNV4,26052.8+19%
3035Sawyer County, WIWI18,84652.8+25%
3036Ferry County, WAWA7,51752.9+32%
3037Mackinac County, MIMI11,23653.0+24%
3038Cook County, MNMN5,52253.0+20%
3039Granite County, MTMT3,65853.0+24%
3040Cameron County, PAPA4,21153.0+28%
3041McIntosh County, NDND2,45153.0+4%
3042Iron County, MIMI11,75753.1+17%
3043Flagler County, FLFL140,36053.1+5%
3044Greene County, GAGA21,36753.1+36%
3045Camden County, MOMO44,04753.2+18%
3046McCone County, MTMT1,72053.2+25%
3047Thomas County, NENE63953.3+21%
3048Collier County, FLFL417,13153.3+21%
3049Martin County, FLFL166,27253.3+13%
3050Lemhi County, IDID8,47453.3+25%
3051Daniels County, MTMT1,61253.4+14%
3052Noble County, OHOH14,27653.4+50%
3053Boise County, IDID8,54553.4+32%
3054Iosco County, MIMI25,26653.5+21%
3055Cherokee County, NCNC30,83053.5+22%
3056Cumberland County, TNTN66,30053.5+26%
3057Bandera County, TXTX22,87653.5+30%
3058Mohave County, AZAZ228,10253.6+25%
3059Hardin County, ILIL3,58853.6+27%
3060Hyde County, SDSD1,19153.7+27%
3061Adams County, IDID5,01353.9+21%
3062Pope County, ILIL3,67253.9+31%
3063Fannin County, GAGA26,11154.0+25%
3064Pamlico County, NCNC12,75854.1+26%
3065Slope County, NDND62854.1+27%
3066Sabine County, TXTX10,01254.2+15%
3067Wheeler County, NENE78954.3+34%
3068Door County, WIWI30,61654.3+27%
3069Highlands County, FLFL111,12254.4+9%
3070Benton County, MOMO20,53654.5+18%
3071Wahkiakum County, WAWA4,87354.5+23%
3072Stone County, MOMO32,50354.6+24%
3073Sanders County, MTMT14,06254.6+24%
3074Carroll County, NHNH52,78454.6+28%
3075Bayfield County, WIWI16,78754.6+30%
3076Sierra County, CACA3,09854.7+25%
3077Kenedy County, TXTX31954.8+60%
3078Polk County, NCNC20,53354.9+22%
3079Niobrara County, WYWY2,34154.9+28%
3080Trinity County, CACA15,72054.9+23%
3081Douglas County, NVNV50,11155.0+32%
3082Clay County, NCNC12,23955.0+18%
3083Mathews County, VAVA8,52955.0+19%
3084Esmeralda County, NVNV72955.0+22%
3085Pacific County, WAWA24,35755.0+20%
3086Yavapai County, AZAZ252,55255.1+24%
3087Mora County, NMNM4,05155.1+39%
3088Hickory County, MOMO9,04455.2+11%
3089Fall River County, SDSD7,46755.3+22%
3090Florence County, WIWI4,74855.3+32%
3091Huerfano County, COCO7,01155.3+33%
3092Indian River County, FLFL172,79955.3+18%
3093Barnstable County, MAMA233,53955.4+24%
3094Ouray County, COCO5,26555.4+28%
3095Middlesex County, VAVA10,84155.5+19%
3096Adams County, WIWI21,75255.7+25%
3097Vilas County, WIWI23,76155.7+22%
3098Leelanau County, MIMI22,98255.9+31%
3099Sullivan County, PAPA5,85655.9+30%
3100Union County, GAGA27,85955.9+25%
3101Burnett County, WIWI17,22356.0+27%
3102Presque Isle County, MIMI13,12856.1+24%
3103Iron County, WIWI6,12756.1+25%
3104Brunswick County, NCNC174,70256.4+34%
3105Mineral County, COCO91056.4+25%
3106Highland County, VAVA2,31856.5+23%
3107Dolores County, COCO2,46656.7+34%
3108Montmorency County, MIMI9,84256.9+21%
3109Aitkin County, MNMN16,25256.9+22%
3110Carter County, MTMT1,38356.9+36%
3111Citrus County, FLFL171,66656.9+8%
3112San Juan County, WAWA18,57757.0+20%
3113Keweenaw County, MIMI2,18657.1+27%
3114Llano County, TXTX23,35357.4+8%
3115Sarasota County, FLFL479,95857.4+14%
3116Towns County, GAGA13,28557.4+18%
3117Blaine County, NENE45857.5+44%
3118Sierra County, NMNM11,39557.6+18%
3119Custer County, SDSD9,43157.6+33%
3120Roscommon County, MIMI23,91457.7+22%
3121Curry County, OROR22,62157.7+18%
3122Prairie County, MTMT1,11257.8+18%
3123Jeff Davis County, TXTX1,71158.0+36%
3124Hamilton County, NYNY5,00658.1+28%
3125Lancaster County, VAVA10,99558.2+17%
3126Custer County, COCO5,59058.2+30%
3127Meagher County, MTMT2,13758.3+36%
3128Quitman County, GAGA2,25458.4+39%
3129Wheeler County, OROR1,47259.3+23%
3130McCormick County, SCSC10,21559.5+45%
3131Menard County, TXTX1,95659.5+35%
3132Real County, TXTX2,74559.5+33%
3133Northumberland County, VAVA12,55759.5+19%
3134Ontonagon County, MIMI5,82359.8+30%
3135Jefferson County, WAWA33,97059.8+27%
3136Terrell County, TXTX70259.9+43%
3137Charlotte County, FLFL217,21259.9+10%
3138Custer County, IDID4,63660.0+46%
3139Alcona County, MIMI10,55660.0+22%
3140Kent County, TXTX67460.0+27%
3141La Paz County, AZAZ16,71160.2+29%
3142Catron County, NMNM3,82763.8+33%
3143Sumter County, FLFL157,77268.5+39%
3144Loving County, TXTX5286.2+88%
SHOWING 3,001–3,144 OF 3,144
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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES