Which county has the lowest median year built?

St. Louis, Missouri ranks #1 with 1938 (2024 American Community Survey).

What are the top 5 counties by median year built?

St. Louis, Missouri, Loving County, Texas, Kalawao County, Hawaii, Lincoln County, Kansas, Franklin County, Nebraska.

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

Oldest housing stock, US counties

US counties ranked by oldest median year of construction (2024 ACS).

Flip the list · Newest housing stock, US counties →

All statesAll rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

3001▼122Grimes County, TXTX34,2521997+1%

3002▼122Johnson County, TXTX218,0481997+1%

3003▼122Maverick County, TXTX58,8231997+1%

3004▼118Iron County, UTUT67,1411997+1%

3005▲42James City County, VAVA83,3261997+1%

3006▼37New Kent County, VAVA28,0221997+1%

3007▲41Spotsylvania County, VAVA155,3881997+1%

3008▲41Stafford County, VAVA170,8031997+1%

3009▼38Burnet County, TXTX57,0151997+1%

3010Sandoval County, NMNM159,5651997+1%

3011▲39Shelby County, ALAL238,5521997+1%

3012▼40Mecklenburg County, NCNC1,233,3831997+1%

3013▲39Saline County, ARAR133,2881997+1%

3014▼75Franklin County, WAWA102,6121997+2%

3015▲80Morgan County, UTUT13,3831997+1%

3016Walton County, GAGA112,6961997+1%

3017▲54Scott County, MNMN159,0171997+1%

3018▼78Bandera County, TXTX22,8761997+1%

3019▲1Gilchrist County, FLFL20,4881997+1%

3020▲1Lake County, FLFL456,0681997+1%

3021▼41Lee County, FLFL875,6071997+1%

3022▼37Greene County, GAGA21,3671997+1%

3023Harris County, GAGA37,2801997+1%

3024▼37McIntosh County, GAGA11,9891997+1%

3025▲3Ada County, IDID546,1411997+1%

3026▼35Harnett County, NCNC150,1371997+1%

3027▲2McClain County, OKOK49,6471997+1%

3028▲2Webb County, TXTX281,2241997+1%

3029▲26Manassas Park, VAVA16,5601997+2%

3030▼113Limestone County, ALAL122,9281998+1%

3031▼37St. Clair County, ALAL98,2061998+1%

3032▲2Faulkner County, ARAR133,9791998+1%

3033▼38Santa Rosa County, FLFL211,1151998+1%

3034▲49Warren County, MOMO39,0161998+1%

3035▼34Gallatin County, MTMT128,7401998+1%

3036▲24Clark County, NVNV2,407,2261998+1%

3037▼35Lyon County, NVNV65,0881998+1%

3038▲23Nye County, NVNV57,3361998+1%

3039▼78Chatham County, NCNC85,1111998+1%

3040▼2Currituck County, NCNC33,1581998+1%

3041▼1Onslow County, NCNC217,1751998+1%

3042▼1Pender County, NCNC72,1111998+1%

3043▼1Deschutes County, OROR213,0721998+1%

3044▼39Montgomery County, TNTN249,9351998+1%

3045▼167Aransas County, TXTX26,1461998+1%

3046▼116Blanco County, TXTX13,5811998+1%

3047▼81Hood County, TXTX70,5011998+1%

3048▼2Tooele County, UTUT87,4611998+2%

3049▲2Hendricks County, ININ193,5101998+1%

3050▲24Wakulla County, FLFL38,0891998+1%

3051▲27Gilmer County, GAGA33,8941998+1%

3052▼28Lee County, GAGA34,1791998+1%

3053▼28Long County, GAGA21,5571998+1%

3054▲25Lumpkin County, GAGA36,1781998+1%

3055▼29Oconee County, GAGA44,8931998+1%

3056▼64Waller County, TXTX69,8581998+1%

3057▼142Travis County, TXTX1,389,6701999+1%

3058▼1Christian County, MOMO96,7251999+1%

3059▼23Baldwin County, ALAL267,7611999+1%

3060▼23DeSoto County, MSMS197,9181999+1%

3061▼3Hancock County, MSMS46,8731999+1%

3062▼3Lamar County, MSMS67,4031999+1%

3063▼190Camden County, NCNC11,3151999+2%

3064▼190Canadian County, OKOK187,1891999+1%

3065▼62Beaufort County, SCSC204,4331999+1%

3066▼62Horry County, SCSC427,5511999+1%

3067▼23Fayette County, TNTN45,0711999+1%

3068▼105Bastrop County, TXTX118,9081999+1%

3069▼57Canyon County, IDID275,1231999+2%

3070▲2Sussex County, DEDE277,1401999+1%

3071▲4Columbia County, GAGA169,1891999+1%

3072▲4Coweta County, GAGA160,2401999+1%

3073▲4Dawson County, GAGA35,3651999+1%

3074▲6Newton County, GAGA125,5831999+1%

3075▼19Wake County, NCNC1,257,2352000+1%

3076▲6Lafayette County, MSMS59,5972000+1%

3077▲7Hoke County, NCNC56,9392000+1%

3078▼39Johnston County, NCNC256,4482000+1%

3079▲6Union County, NCNC267,6742000+1%

3080▲11Delaware County, OHOH242,0322000+1%

3081▼18York County, SCSC306,8872000+1%

3082▼18Hidalgo County, TXTX921,5492000+1%

3083▼77Goochland County, VAVA29,1872000+1%

3084▼16King George County, VAVA29,6462000+1%

3085▼16Scott County, KYKY62,2622000+1%

3086▼73Dorchester County, SCSC178,3972000+1%

3087▼17Spencer County, KYKY20,9982000+2%

3088▼73Wilson County, TNTN175,0332000+1%

3089▼36Lancaster County, SCSC114,2962000+2%

3090▼17Nassau County, FLFL106,8792000+1%

3091▼10Wilson County, TXTX56,1392000+1%

3092▼59Benton County, ARAR332,5542001+1%

3093▼397Broadwater County, MTMT8,4932001+1%

3094▼8Williams County, NDND41,7672001+2%

3095▼28Utah County, UTUT759,8592001+2%

3096▼7Rutherford County, TNTN386,3522001+1%

3097▼79Weld County, COCO378,4262001+2%

3098▼2Walton County, FLFL93,2882001+1%

3099▼2Barrow County, GAGA99,7732001+1%

3100▼1Cherokee County, GAGA299,2732001+1%

3101▼1Effingham County, GAGA74,3972001+1%

3102▲11Henry County, GAGA264,9222001+1%

3103▲17Teton County, IDID13,2542001+2%

3104▲17Kendall County, ILIL145,4702001+2%

3105▼3Hamilton County, ININ387,0362001+1%

3106▼3Ascension Parish, LALA135,1052002+1%

3107▼17Brunswick County, NCNC174,7022002+1%

3108▼65Berkeley County, SCSC274,6662002+1%

3109▼17Williamson County, TNTN272,0612002+1%

3110▼65Ellis County, TXTX240,8672002+1%

3111▼6Kendall County, TXTX53,2892002+1%

3112▼46Parker County, TXTX184,7672002+1%

3113▲5Loudoun County, VAVA449,7492002+1%

3114▼7Livingston Parish, LALA155,0362002+1%

3115▼7Broomfield County, COCO79,1742002–

3116▼7Douglas County, COCO399,3962002+1%

3117▼7Flagler County, FLFL140,3602002+1%

3118▼7Osceola County, FLFL481,7182002+1%

3119▼18Jackson County, GAGA99,2652002+1%

3120▼6Paulding County, GAGA190,9962002+1%

3121▼2Madison County, IDID55,1722002+1%

3122▼60Jasper County, SCSC38,5332003+2%

3123▼30Denton County, TXTX1,069,3462003+1%

3124▼37Guadalupe County, TXTX201,1112003+1%

3125▼19Washington County, UTUT213,6702003+1%

3126▼11Collin County, TXTX1,297,1792003+1%

3127▼1Pinal County, AZAZ539,3802004+1%

3128▼12Chambers County, TXTX57,5942004+2%

3129▼4Montgomery County, TXTX781,1942004+1%

3130▼18St. Johns County, FLFL346,3282004+1%

3131▼2Forsyth County, GAGA282,8052004+1%

3132Cameron Parish, LALA4,7182005+2%

3133▼11Lincoln County, SDSD77,1452005+2%

3134▼17Comal County, TXTX209,1662005+1%

3135▼12Wasatch County, UTUT38,5142005+2%

3136▼12Fort Bend County, TXTX975,1912005+1%

3137▼43Kaufman County, TXTX209,2352005+2%

3138▼40Bryan County, GAGA52,0622005+1%

3139▼12Rockwall County, TXTX140,7382006+1%

3140▼12Williamson County, TXTX752,8272006+1%

3141▼8Sumter County, FLFL157,7722006+1%

3142▼11Dallas County, IAIA118,4572006+2%

3143▼13Hays County, TXTX304,3902007+1%

3144▼10McKenzie County, NDND15,1922011+2%

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