Which county has the highest median year built?

McKenzie County, North Dakota ranks #1 with 2011 (2024 American Community Survey).

What are the top 5 counties by median year built?

McKenzie County, North Dakota, Hays County, Texas, Rockwall County, Texas, Williamson County, Texas, Sumter County, Florida.

How many counties are in this ranking?

3,144 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.

How is median year built measured?

Median year that housing structures were built. Source: US Census Bureau, American Community Survey 5-year estimates (2024).

RANKING · 2024 ACS · 144 SHOWN OF 3,144

Newest housing stock, US counties

US counties ranked by median year housing was built (2024 ACS).

Flip the list · Oldest housing stock, US counties →

All statesAll rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

3001▼41Mitchell County, IAIA10,6501957+1%

3002▼108Golden Valley County, NDND1,80819570%

3003▼8Lawrence County, PAPA83,91119570%

3004▲44Greene County, ILIL11,31319570%

3005▼42Knox County, ILIL47,76719570%

3006▼8Vermilion County, ILIL71,25919570%

3007▼81Clinton County, ININ33,3221957+1%

3008▼43Clinton County, IAIA46,00219570%

3009▲74Sac County, IAIA9,5251957+1%

3010▲63Tama County, IAIA16,7961957+1%

3011▼82Webster County, IAIA36,83819570%

3012▼267Bourbon County, KSKS14,31919570%

3013▼81Graham County, KSKS2,37119570%

3014▼110Hodgeman County, KSKS1,6191957+1%

3015▼143Marion County, KSKS11,63419570%

3016▼8Norton County, KSKS5,2881957+1%

3017▲22Russell County, KSKS6,58119570%

3018▼82Cheyenne County, NENE9,52819570%

3019▼82Morrill County, NENE4,4041957+1%

3020▲58Garfield County, WAWA2,4161957+1%

3021▼9Milwaukee County, WIWI924,21619570%

3022▼83Wayne County, MIMI1,769,03819560%

3023▼10Berkshire County, MAMA128,2241956+1%

3024▼228Pipestone County, MNMN9,26019560%

3025▼42Silver Bow County, MTMT36,1181956+1%

3026▼109Frontier County, NENE2,6551956+1%

3027▼713Logan County, NENE6691956+1%

3028▲104Sioux County, NENE1,1881956+1%

3029▲33Thayer County, NENE4,8421956+1%

3030▼84Passaic County, NJNJ531,62419560%

3031▼43Union County, NJNJ601,86319560%

3032▼82Genesee County, NYNY58,41619560%

3033▼14Schenectady County, NYNY162,5811956+1%

3034▼14Cambria County, PAPA128,9681956+1%

3035▼46Providence County, RIRI678,17919560%

3036▲31Hanson County, SDSD3,4561956+1%

3037▼12Ohio County, WVWV40,4961956+1%

3038▼77Greenwood County, KSKS5,8261956+1%

3039▼46Barber County, KSKS4,0831956+1%

3040▼43Stark County, ILIL5,3191956+1%

3041▼12Warren County, ILIL16,22219560%

3042▼12Cass County, ININ37,83619560%

3043▲7Cass County, IAIA12,9601956+1%

3044▲38Hardin County, IAIA16,45519560%

3045▲27Monona County, IAIA8,5391956+1%

3046▲6Dickinson County, KSKS18,6371956+1%

3047▼42Elk County, KSKS2,4581956+1%

3048▼115Harper County, KSKS5,3701956+1%

3049▼178Kingman County, KSKS7,0291956+1%

3050▼13Pawnee County, KSKS5,99119560%

3051▼13Pratt County, KSKS9,11719560%

3052▲33Rawlins County, KSKS2,4311956+1%

3053▲1Burt County, NENE6,6781956+1%

3054▼75Chemung County, NYNY80,41519550%

3055▼75Gogebic County, MIMI14,2851955+1%

3056▼529Hooker County, NENE68619550%

3057▲55Jefferson County, NENE7,0701955+1%

3058▲5Bronx County, NYNY1,406,33219550%

3059▲5Orleans County, NYNY39,8251955+1%

3060▼39Lackawanna County, PAPA216,5021955+1%

3061▼201McIntosh County, NDND2,45119550%

3062▼68Nassau County, NYNY1,398,93919550%

3063▼67Ford County, ILIL13,21619550%

3064▲58Adams County, IAIA3,6171955+1%

3065▼33Emmet County, IAIA9,10719550%

3066▼64Osceola County, IAIA5,9801955+1%

3067▼93McPherson County, NENE36919550%

3068▼54Deer Lodge County, MTMT9,7091954+1%

3069▼13Clay County, NENE6,1701954+1%

3070▼52Fulton County, NYNY52,2161954+1%

3071▼118Otsego County, NYNY60,5891954+1%

3072▼6Northumberland County, PAPA89,9201954+1%

3073▲46Miner County, SDSD2,2811954+1%

3074▼6Greene County, IAIA8,6581954+1%

3075▼6Sedgwick County, COCO2,2471954+1%

3076▼27Benton County, ININ8,88319540%

3077▼6Rush County, ININ16,7671954+1%

3078▼79Fayette County, IAIA19,0471954+1%

3079▼46Franklin County, IAIA9,8681954+1%

3080▲14Harrison County, IAIA14,6231954+1%

3081▼46Page County, IAIA14,8561954+1%

3082▲15Smith County, KSKS3,5661954+1%

3083▼6Herkimer County, NYNY59,2191954+1%

3084▼44Decatur County, KSKS2,71619530%

3085▼101Boyd County, NENE1,6741953+1%

3086▼27Garden County, NENE1,8041953+1%

3087▼27Johnson County, NENE5,2181953+1%

3088▼46Chautauqua County, NYNY124,1261953+1%

3089▼24Queens County, NYNY2,358,18219530%

3090▼10McKean County, PAPA38,9841953+1%

3091▼57Hamilton County, IAIA14,94419530%

3092▲35Cloud County, KSKS8,8331953+1%

3093▼40Rice County, KSKS9,26619530%

3094▼85Rooks County, KSKS4,64619530%

3095▲3Washington County, KSKS5,5331953+1%

3096▼308Columbia County, WAWA4,14119530%

3097▼42Faribault County, MNMN13,88819520%

3098▼111Kimball County, NENE3,39119520%

3099▲29Pawnee County, NENE2,5101952+1%

3100▲13Osborne County, KSKS3,28519520%

3101▲1Ida County, IAIA6,7771952+1%

3102▼124Perkins County, NENE2,84919510%

3103▼17Taylor County, IAIA5,8351951+1%

3104▼17Lac qui Parle County, MNMN6,7041951+1%

3105▼15Webster County, NENE3,3361951+1%

3106▼15New York County, NYNY1,664,86219510%

3107▼15Covington, VAVA5,68019510%

3108▼27Sheridan County, NENE4,80919510%

3109▼14Cheyenne County, KSKS2,60419510%

3110▼34Stafford County, KSKS4,0051951+1%

3111▼94Dixon County, NENE5,6021950+1%

3112▼126Hitchcock County, NENE2,46719500%

3113▼24Nemaha County, NENE7,10219500%

3114▲7Richardson County, NENE7,5301950+1%

3115▼22Audubon County, IAIA5,5091950+1%

3116▼5Keokuk County, IAIA9,7971950+1%

3117▼13Pocahontas County, IAIA6,81919500%

3118▼3Nance County, NENE3,2901950+1%

3119▲7Suffolk County, MAMA791,8911949+1%

3120▼3Furnas County, NENE4,5241949+1%

3121▼118Shelby County, IAIA11,68919490%

3122▼12Philadelphia County, PAPA1,574,2811949+1%

3123▼207Dundy County, NENE1,56819480%

3124▼45Nuckolls County, NENE4,10019480%

3125▼41Worth County, IAIA7,33819480%

3126▼30Edwards County, KSKS2,64019480%

3127▼52Rush County, KSKS2,84519480%

3128▼12Baltimore, MDMD569,99719470%

3129Comanche County, KSKS1,67319470%

3130▼10San Francisco County, CACA826,07919460%

3131▼24Hayes County, NENE82119460%

3132▼8Schuylkill County, PAPA145,08519460%

3133▼33Greeley County, NENE2,15419460%

3134▼130Clark County, KSKS1,90019460%

3135▼30Deuel County, NENE1,86219450%

3136▼13Jewell County, KSKS2,83019450%

3137▼12Republic County, KSKS4,64019450%

3138▼8Kings County, NYNY2,653,96319440%

3139▼21Montgomery County, NYNY50,04619440%

3140▼34Franklin County, NENE2,79519400%

3141▼10St. Louis, MOMO278,14419380%

3142▼118Loving County, TXTX521938−1%

3143▼10Kalawao County, HIHI8219380%

3144▼10Lincoln County, KSKS2,86119380%

SHOWING 3,001–3,144 OF 3,144

1 2 3 4 5 6 7

Download CSV (full list, 3,144 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES