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RANKING · 1990 CENSUS · 500 SHOWN OF 3,122

Youngest by median age, US counties · 1990

US counties with the youngest median age (1990 ACS).

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RELATEDLargest foreign-born populationMost residents with a disabilityLargest veteran populationMost uninsured peopleLargest senior populationMost unmarried people
YEAR19902000201020202024
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RANKPLACESTATEPOPMEDIAN AGEVS –
2001Saline County, MOMO23,26535.4
2002Lee County, VAVA21,64235.4
2003Tazewell County, VAVA38,63535.4
2004Hawkins County, TNTN59,55935.4
2005Crawford County, IAIA16,23735.4
2006Elk County, PAPA29,92635.4
2007Falls County, TXTX17,86935.4
2008Randolph County, WVWV26,88235.4
2009Queens County, NYNY2,358,18235.4
2010Henry County, ALAL18,39435.4
2011Franklin County, ARAR17,72535.4
2012Ouachita County, ARAR21,73135.4
2013Perry County, ILIL20,16035.4
2014Rockingham County, NCNC94,19535.4
2015Piscataquis County, MEME17,40935.4
2016Metcalfe County, KYKY10,58335.4
2017Custer County, MTMT12,03435.4
2018Yell County, ARAR19,95635.4
2019Menard County, ILIL11,86335.4
2020Robertson County, TXTX17,83935.4
2021Decatur County, IAIA7,65535.4
2022Cannon County, TNTN15,29635.4
2023Holmes County, FLFL20,11935.5
2024Nez Perce County, IDID42,90535.5
2025Winston County, ALAL23,82935.5
2026Antelope County, NENE6,35235.5
2027LaSalle County, ILIL107,77335.5
2028Colfax County, NMNM12,18435.5
2029Breckinridge County, KYKY21,50335.5
2030Costilla County, COCO3,67935.5
2031Dodge County, NENE38,05735.5
2032Red Lake County, MNMN3,94035.5
2033Sibley County, MNMN15,35635.5
2034Alcorn County, MSMS34,56935.5
2035Greene County, NYNY47,23835.5
2036Hancock County, IAIA10,52835.5
2037Allen County, KSKS12,30235.5
2038Berks County, PAPA440,07235.5
2039Webster County, IAIA36,83835.5
2040Juneau County, WIWI26,64935.5
2041Vermilion County, ILIL71,25935.5
2043Beadle County, SDSD19,62435.5
2044Greene County, ARAR47,41135.5
2045Okmulgee County, OKOK37,24135.5
2046Nemaha County, KSKS10,05435.5
2047Jackson County, COCO1,21135.5
2048Hickman County, TNTN26,21935.5
2049Mendocino County, CACA88,12235.5
2050Crawford County, MOMO22,92935.5
2051Sully County, SDSD1,47935.5
2052Johnson County, ILIL13,36335.5
2053Harris County, GAGA37,28035.5
2054Oconee County, SCSC83,77535.6
2055Calhoun County, WVWV5,97835.6
2056El Dorado County, CACA192,32335.6
2057Park County, COCO18,31435.6
2058Marinette County, WIWI42,57435.6
2059Garfield County, MTMT1,14835.6
2060Queen Anne's County, MDMD54,44835.6
2061Greenup County, KYKY35,21335.6
2062Lipscomb County, TXTX2,95535.6
2063Hart County, GAGA28,63935.6
2064Arkansas County, ARAR15,83635.6
2065Jackson County, WIWI20,99935.6
2066Tallapoosa County, ALAL40,95335.6
2067Kay County, OKOK43,49035.6
2068Madison County, VAVA14,23735.6
2069Gulf County, FLFL15,94335.6
2070Trumbull County, OHOH198,97235.6
2071Koochiching County, MNMN11,58735.6
2072Richland County, ILIL15,21935.6
2073Vernon County, MOMO19,94635.6
2074Pittsylvania County, VAVA59,49035.6
2075Fayette County, ALAL15,87235.6
2076Randolph County, ININ24,43835.6
2077Sherman County, KSKS5,76335.6
2078Schenectady County, NYNY162,58135.6
2079Dawson County, MTMT8,69235.6
2080Nevada County, ARAR7,94235.6
2081Washington County, IAIA22,66735.6
2082Grant County, WVWV11,04135.6
2083Kearney County, NENE6,79035.6
2084Lawrence County, MOMO39,40135.6
2085Bedford County, PAPA47,48035.6
2086Baldwin County, ALAL267,76135.6
2087Clearfield County, PAPA78,10035.6
2088Lincoln County, TNTN36,85335.6
2089Marion County, ALAL29,09735.6
2090Rutherford County, NCNC65,74535.6
2091Pope County, ILIL3,67235.6
2092Washington County, MEME31,33435.7
2093Forest County, WIWI9,57435.7
2094Alamance County, NCNC186,17735.7
2095Harney County, OROR7,38035.7
2096Trempealeau County, WIWI31,17135.7
2097Chickasaw County, IAIA11,66335.7
2098Barren County, KYKY45,64135.7
2099Mifflin County, PAPA46,12735.7
2100Blackford County, ININ11,73035.7
2101Skagit County, WAWA132,97535.7
2102Lampasas County, TXTX23,65735.7
2103Taylor County, WVWV16,28735.7
2104Franklin, VAVA8,47835.7
2105Camden County, NCNC11,31535.7
2106Arenac County, MIMI15,06835.7
2107Henderson County, TNTN28,51835.7
2108Traill County, NDND7,92035.7
2109Lehigh County, PAPA384,38335.7
2110Jackson County, WVWV27,45035.7
2111St. Louis County, MNMN200,51835.7
2112Cherokee County, KSKS19,10535.7
2113Shannon County, MOMO7,28535.7
2114Beaufort County, NCNC44,67035.7
2115Crook County, OROR27,56435.7
2116Bedford County, VAVA83,05935.7
2117Caswell County, NCNC22,56335.7
2118Potter County, PAPA15,89735.7
2119Saline County, NENE14,99635.7
2120Boise County, IDID8,54535.8
2121Huron County, MIMI30,53035.8
2122Mountrail County, NDND9,39535.8
2123Cass County, ILIL12,46335.8
2124Nobles County, MNMN22,33835.8
2125Giles County, TNTN31,43335.8
2126Adams County, ILIL64,26735.8
2127Appomattox County, VAVA17,17235.8
2128Carter County, MOMO5,41835.8
2129Hancock County, MEME57,17135.8
2130Kent County, RIRI173,49535.8
2131Hyde County, NCNC4,55435.8
2132Bristol County, RIRI50,00135.8
2133Jefferson County, PAPA43,25535.8
2134Cass County, TXTX28,65135.8
2135Petroleum County, MTMT54835.8
2136Delaware County, NYNY44,30535.8
2137Crow Wing County, MNMN69,13235.8
2138Pike County, MOMO17,95535.8
2139Butler County, MOMO41,90435.8
2140Golden Valley County, NDND1,80835.8
2141Palo Pinto County, TXTX30,79135.8
2142Newton County, ARAR7,02635.8
2143Menominee County, MIMI22,94135.8
2144Venango County, PAPA49,34635.8
2145Mayes County, OKOK40,41635.8
2146Burleson County, TXTX20,54935.8
2147Clay County, ALAL14,20735.8
2148Swain County, NCNC14,02435.8
2149Mercer County, KYKY23,73335.8
2150Goliad County, TXTX7,20835.8
2151Winnebago County, IAIA10,25135.9
2152Clear Creek County, COCO8,99435.9
2153Milam County, TXTX26,25835.9
2154Cleveland County, ARAR7,22435.9
2155Cabell County, WVWV91,18335.9
2156Clatsop County, OROR40,92635.9
2157Montgomery County, PAPA877,64335.9
2158Berkshire County, MAMA128,22435.9
2159Union County, NJNJ601,86335.9
2160Watonwan County, MNMN11,45935.9
2161Sanborn County, SDSD2,38835.9
2162Clayton County, IAIA16,84535.9
2163Yuma County, COCO9,89635.9
2164Washington County, ILIL13,56435.9
2165Cheyenne County, NENE9,52835.9
2166Henry County, ILIL48,09535.9
2167Mason County, WVWV24,70735.9
2168Deschutes County, OROR213,07235.9
2169Nicholas County, KYKY7,94935.9
2170McCone County, MTMT1,72035.9
2171Itasca County, MNMN45,40435.9
2172Pike County, PAPA62,80835.9
2173Goochland County, VAVA29,18735.9
2174Scott County, ILIL4,86635.9
2175McKean County, PAPA38,98435.9
2176Clark County, MOMO6,47535.9
2177Franklin County, ALAL32,44935.9
2178Greene County, ININ31,16535.9
2179Mineral County, MTMT5,18535.9
2180Thomas County, NENE63935.9
2181Houston County, TXTX22,31635.9
2182McDowell County, NCNC45,19835.9
2183Putnam County, ILIL5,61935.9
2184Esmeralda County, NVNV72935.9
2185Pender County, NCNC72,11135.9
2186Douglas County, OROR111,95136.0
2187Monroe County, MOMO8,95936.0
2188Silver Bow County, MTMT36,11836.0
2189Macoupin County, ILIL43,74836.0
2190Quitman County, GAGA2,25436.0
2191Concho County, TXTX3,60736.0
2192Des Moines County, IAIA38,07736.0
2193Windsor County, VTVT57,31236.0
2194Bollinger County, MOMO10,64636.0
2195Carteret County, NCNC70,46936.0
2196San Francisco County, CACA826,07936.0
2197Colbert County, ALAL59,47436.0
2198Monroe County, KYKY11,19136.0
2199Lee County, IAIA32,30636.0
2200Osage County, KSKS15,69336.0
2201Henry County, ININ49,13736.0
2202Wetzel County, WVWV13,73436.0
2203Tehama County, CACA64,66536.0
2204Fountain County, ININ17,01336.0
2205Wadena County, MNMN14,38836.0
2206Florence County, WIWI4,74836.0
2207Etowah County, ALAL103,88636.0
2208Wood County, WVWV82,38536.0
2209Greene County, ILIL11,31336.0
2210Madison County, ARAR18,41036.0
2211Essex County, VTVT6,05136.0
2212Benton County, ARAR332,55436.0
2213Roger Mills County, OKOK3,25936.0
2214Phelps County, NENE8,99436.0
2215Morris County, TXTX12,13336.0
2216Moore County, TNTN6,92036.0
2217Austin County, TXTX33,62536.0
2218Spink County, SDSD6,15536.0
2219Franklin County, GAGA25,94836.0
2220Blount County, TNTN143,82036.0
2221Davis County, IAIA9,23036.0
2222New York County, NYNY1,664,86236.0
2223Blaine County, OKOK8,51536.0
2224Dawson County, NENE24,45236.0
2225Russell County, KYKY18,60836.1
2226Emmet County, IAIA9,10736.1
2227Warren County, ININ8,47436.1
2228Gray County, TXTX20,91936.1
2229Dunklin County, MOMO26,85536.1
2230Gem County, IDID21,77336.1
2231Crenshaw County, ALAL13,17536.1
2232Prairie County, ARAR7,92336.1
2233McCracken County, KYKY67,55336.1
2234Adams County, IDID5,01336.1
2235Pend Oreille County, WAWA14,45736.1
2236Choctaw County, OKOK14,05936.1
2237Jasper County, IAIA38,15336.1
2238Pipestone County, MNMN9,26036.1
2239Pike County, ARAR9,96436.1
2240Limestone County, TXTX22,84936.1
2241Roane County, WVWV13,31736.1
2242Piatt County, ILIL16,79136.1
2243Mercer County, ILIL15,22936.1
2244Cedar County, IAIA18,35936.1
2245Douglas County, NVNV50,11136.1
2246Obion County, TNTN30,06736.1
2247Williamson County, ILIL67,22536.1
2248Garrard County, KYKY18,20736.1
2249Merrick County, NENE7,90536.1
2250Walsh County, NDND10,17936.1
2251Hardy County, WVWV14,33736.1
2252Carter County, TNTN57,36136.1
2253Young County, TXTX18,15436.2
2254Gilpin County, COCO6,07336.2
2255Wabaunsee County, KSKS7,01836.2
2256La Paz County, AZAZ16,71136.2
2257Shelby County, ILIL20,57636.2
2258Beaver County, OKOK4,88236.2
2259McLean County, KYKY9,06436.2
2260Raleigh County, WVWV71,77536.2
2261Pike County, ININ12,00336.2
2262Pawnee County, OKOK16,02936.2
2263Jo Daviess County, ILIL21,59436.2
2264Madison County, IAIA17,27036.2
2265Brevard County, FLFL663,98236.2
2266Osceola County, IAIA5,98036.2
2267Covington County, ALAL37,94736.2
2268Bureau County, ILIL32,51036.2
2269Big Horn County, WYWY12,02436.2
2270Larue County, KYKY15,18436.2
2271Page County, VAVA23,76236.2
2272Cherry County, NENE5,56136.2
2273Loudon County, TNTN63,76436.2
2274Fayette County, IAIA19,04736.2
2275Blair County, PAPA119,54136.2
2276Okfuskee County, OKOK11,45136.2
2277Vernon County, WIWI31,44336.2
2278Parke County, ININ16,64236.2
2279Coos County, NHNH31,34336.3
2280Allamakee County, IAIA14,23836.3
2281Lake County, OROR8,18736.3
2282Boone County, NENE5,35536.3
2283Scott County, ARAR9,96536.3
2284Clare County, MIMI31,54336.3
2285Platte County, WYWY8,63436.3
2286Northampton County, NCNC16,49136.3
2287Craig County, VAVA4,80036.3
2288Fayette County, WVWV38,16536.3
2289Chatham County, NCNC85,11136.3
2290Wayne County, PAPA51,70336.3
2291Montgomery County, KSKS30,17736.3
2292Mason County, MIMI29,04036.3
2293Love County, OKOK10,78036.3
2294Mahoning County, OHOH224,70636.3
2295Tillman County, OKOK6,78036.3
2296Knox County, ILIL47,76736.3
2297Wythe County, VAVA27,98336.3
2298Seminole County, OKOK23,44136.3
2299Banner County, NENE68636.3
2300Treasure County, MTMT72836.3
2301Clarke County, VAVA15,60936.3
2302Sheridan County, WYWY33,24136.3
2303Robertson County, KYKY2,32536.3
2304Mercer County, PAPA107,86036.3
2305Humphreys County, TNTN19,64636.3
2306Dickinson County, MIMI25,82736.3
2307Tyler County, WVWV7,88136.3
2308Coffey County, KSKS8,46736.3
2309Somerset County, PAPA72,00436.3
2310Grant County, OROR7,07536.3
2311Perry County, ARAR10,30936.3
2312Hardin County, TNTN27,98336.3
2313Warren County, PAPA37,03836.4
2314Powell County, MTMT7,15736.4
2315Nance County, NENE3,29036.4
2316Suwannee County, FLFL48,14936.4
2317Fillmore County, MNMN21,54036.4
2318Christian County, ILIL33,44336.4
2319Howell County, MOMO40,79836.4
2320Buena Vista, VAVA6,67236.4
2321Neosho County, KSKS15,63736.4
2322Teton County, MTMT6,49636.4
2323Borden County, TXTX56736.4
2324Westchester County, NYNY1,015,74336.4
2325Geneva County, ALAL27,55436.4
2326Barton County, MOMO11,79536.4
2327Brown County, ININ15,77736.4
2328Davie County, NCNC45,85536.4
2329Bland County, VAVA6,15136.4
2330Lyon County, NVNV65,08836.4
2331Live Oak County, TXTX11,92936.4
2332Dolores County, COCO2,46636.4
2333Luna County, NMNM25,40736.4
2334Callahan County, TXTX14,49136.4
2335Monroe County, OHOH12,99436.4
2336Crockett County, TNTN14,00636.4
2337Surry County, NCNC72,28736.5
2338Polk County, TNTN18,59236.5
2339Braxton County, WVWV11,88536.5
2340Napa County, CACA132,94936.5
2341Dallas County, ARAR6,01136.5
2342Iowa County, IAIA16,50436.5
2343Lewis County, IDID3,70436.5
2344Boone County, ARAR38,62836.5
2345Lewis County, WVWV16,39436.5
2346Mercer County, WVWV57,50336.5
2347Texas County, MOMO25,99436.5
2348Marshall County, MNMN8,79836.5
2349Ottawa County, OHOH39,48136.5
2350Door County, WIWI30,61636.5
2351Anderson County, TNTN82,06636.5
2352Keith County, NENE8,10036.5
2353Runnels County, TXTX9,69336.5
2354Greene County, TNTN73,83136.5
2355Clearwater County, MNMN8,64736.5
2356Leelanau County, MIMI22,98236.5
2357Idaho County, IDID17,87436.5
2358Armstrong County, PAPA63,69836.5
2359Shelby County, TXTX24,28636.5
2360Cherokee County, ALAL26,41336.5
2361Quay County, NMNM8,45436.5
2362Mason County, ILIL12,41136.5
2363Columbia County, NYNY60,16836.5
2364Waynesboro, VAVA23,95136.5
2365Ritchie County, WVWV8,03436.5
2366Freestone County, TXTX20,81136.5
2367Jones County, SDSD91336.5
2368Orange County, VAVA40,08336.6
2369Hot Spring County, ARAR33,45136.6
2370Madison County, MOMO12,85836.6
2371Blaine County, NENE45836.6
2372Barnes County, NDND10,57336.6
2373Maries County, MOMO8,39736.6
2374Ralls County, MOMO10,44436.6
2375Broadwater County, MTMT8,49336.6
2376Stillwater County, MTMT9,44536.6
2377Ford County, ILIL13,21636.6
2378DeKalb County, TNTN21,87336.6
2379Yadkin County, NCNC38,32536.6
2380Langlade County, WIWI19,53436.6
2381Smyth County, VAVA28,88236.6
2382Kossuth County, IAIA14,32236.6
2383Meade County, KSKS3,85236.6
2384Vermillion County, ININ15,48836.6
2385Brown County, KSKS9,10436.6
2386Montgomery County, NYNY50,04636.6
2387Rock County, MNMN9,52436.6
2388Jones County, TXTX20,86136.6
2389Sussex County, DEDE277,14036.6
2390Jackson County, OROR221,79536.6
2391Lawrence County, ARAR16,27336.6
2392Harrison County, IAIA14,62336.6
2393Chowan County, NCNC14,08236.6
2394Polk County, FLFL874,79036.6
2395Marshall County, WVWV29,15936.6
2396Dallas County, MOMO18,02536.6
2397Boone County, IAIA26,79936.6
2398Coal County, OKOK5,43636.6
2399Jackson County, ARAR16,74136.6
2400Overton County, TNTN23,78736.7
2401Graham County, NCNC8,19036.7
2402Cuming County, NENE8,82336.7
2403Kent County, MDMD19,56536.7
2404Crittenden County, KYKY8,80736.7
2405Boyd County, KYKY47,75136.7
2406Madison County, NCNC22,55336.7
2407Rock County, NENE1,25936.7
2408Nye County, NVNV57,33636.7
2409Greeley County, NENE2,15436.7
2410Redwood County, MNMN15,26536.7
2411Carson City, NVNV58,57136.7
2412Nassau County, NYNY1,398,93936.7
2413Pendleton County, WVWV5,82636.7
2414DeSoto County, FLFL37,07836.7
2415Moultrie County, ILIL14,37136.7
2416Sanders County, MTMT14,06236.7
2417Charlotte County, VAVA11,40136.7
2418Union County, IAIA11,82936.7
2419Lincoln County, COCO5,64536.7
2420Chouteau County, MTMT5,86536.7
2421Randolph County, ARAR18,87636.7
2422Harrison County, WVWV64,22136.7
2423Stephens County, TXTX9,38036.7
2424White County, GAGA29,80236.7
2425Renville County, MNMN14,35636.7
2426Valley County, MTMT7,38536.7
2427Powder River County, MTMT1,78136.7
2428Camas County, IDID1,31636.7
2429Kanawha County, WVWV172,38136.7
2430Washington County, OKOK54,03736.7
2431Harrison County, OHOH14,07036.7
2432Rockbridge County, VAVA22,66336.7
2433Pembina County, NDND6,56836.7
2434Kendall County, TXTX53,28936.8
2435Allegheny County, PAPA1,225,03536.8
2436White County, TNTN29,61236.8
2437Clay County, ILIL12,79336.8
2438Baraga County, MIMI8,16936.8
2439Marshall County, IAIA39,89036.8
2440Pulaski County, VAVA33,58636.8
2441Alger County, MIMI8,64136.8
2442Buncombe County, NCNC277,41736.8
2443Antrim County, MIMI24,69836.8
2444Trousdale County, TNTN12,62336.8
2445Green Lake County, WIWI19,30536.8
2446Washington County, VAVA53,89836.8
2447Tishomingo County, MSMS18,63936.8
2448Bradley County, ARAR9,82836.8
2449Camp County, TXTX13,38036.8
2450Comal County, TXTX209,16636.8
2451Livingston County, KYKY8,86336.8
2452Stephens County, OKOK44,31036.8
2453Price County, WIWI13,98836.8
2454Gladwin County, MIMI26,07736.8
2455Bonner County, IDID54,42036.8
2456Bourbon County, KSKS14,31936.8
2457Stoddard County, MOMO28,28436.8
2458Washita County, OKOK10,88436.8
2459Hodgeman County, KSKS1,61936.8
2460Rice County, KSKS9,26636.8
2461Hood County, TXTX70,50136.8
2462Chase County, NENE3,71836.8
2463Carroll County, NHNH52,78436.8
2464Salem, VAVA25,81636.8
2465St. Johns County, FLFL346,32836.9
2466Golden Valley County, MTMT84436.9
2467Clay County, TNTN7,82136.9
2468Hanson County, SDSD3,45636.9
2469Clarke County, IAIA9,57436.9
2470Dixon County, NENE5,60236.9
2471Jefferson County, IAIA15,29136.9
2472Staunton, VAVA26,80136.9
2473Ballard County, KYKY7,59436.9
2474Clark County, ILIL15,11436.9
2475Ogemaw County, MIMI21,12136.9
2476Ottawa County, OKOK30,43836.9
2477Graves County, KYKY37,05036.9
2478Botetourt County, VAVA34,14436.9
2479O'Brien County, IAIA14,22036.9
2480Jackson County, MNMN9,85736.9
2481Kiowa County, COCO1,41236.9
2482Fulton County, ILIL32,90136.9
2483Nantucket County, MAMA14,75837.0
2484Sullivan County, ININ20,83137.0
2485Dorchester County, MDMD33,62837.0
2486Washington County, IDID11,58337.0
2487Custer County, SDSD9,43137.0
2488Crawford County, ILIL18,64837.0
2489Knox County, MEME41,11737.0
2490Park County, MTMT18,21437.0
2491Ripley County, MOMO10,71737.0
2492Sullivan County, TNTN163,75937.0
2493Wibaux County, MTMT88537.0
2494Wasco County, OROR26,31037.0
2495Fayette County, PAPA123,02137.0
2496Pratt County, KSKS9,11737.0
2497Bowman County, NDND2,76237.0
2498Mason County, WAWA71,16537.0
2499Montgomery County, MOMO11,59037.0
2500Luce County, MIMI6,33937.0
SHOWING 2,001–2,500 OF 3,122
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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS