Which county has the lowest median year built?

Antelope County, Nebraska ranks #1 with 1940 (2010 American Community Survey).

What are the top 5 counties by median year built?

Antelope County, Nebraska, Schuylkill County, Pennsylvania, Adams County, Iowa, Furnas County, Nebraska, Jefferson County, Nebraska.

How many counties are in this ranking?

3,108 counties qualify after filtering for population minimums and data availability. The ranking covers 2010 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 (2010).

RANKING · 2010 CENSUS · 108 SHOWN OF 3,108

Oldest housing stock, US counties · 2010

US counties ranked by oldest median year of construction (2023 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 2000

3001Marion County, FLFL442,6601990–

3002Fayette County, GAGA125,1561990–

3003Hall County, GAGA226,5681990–

3004Harris County, GAGA37,2801990–

3005Jackson County, GAGA99,2651990–

3006Oconee County, GAGA44,8931990–

3007Union County, GAGA27,8591990–

3008Ada County, IDID546,1411990–

3009Will County, ILIL712,2531990–

3010Webb County, TXTX281,2241990–

3011Lee County, ALAL189,8811991–

3012Faulkner County, ARAR133,9791991–

3013Lonoke County, ARAR76,6641991–

3014Santa Rosa County, FLFL211,1151991–

3015Lafayette County, MSMS59,5971991–

3016Madison County, MSMS116,2981991–

3017Lincoln County, MOMO66,6761991–

3018Taney County, MOMO57,0011991–

3019Johnston County, NCNC256,4481991–

3020Horry County, SCSC427,5511991–

3021Fayette County, TNTN45,0711991–

3022Guadalupe County, TXTX201,1111991–

3023Hidalgo County, TXTX921,5491991–

3024Iron County, UTUT67,1411991–

3025Tooele County, UTUT87,4611991–

3026Wasatch County, UTUT38,5141991–

3027James City County, VAVA83,3261991–

3028Spotsylvania County, VAVA155,3881991–

3029Scott County, KYKY62,2621991–

3030Sandoval County, NMNM159,5651991–

3031Pickens County, GAGA37,1671991–

3032Canyon County, IDID275,1231991–

3033Livingston Parish, LALA155,0361991–

3034Walton County, GAGA112,6961991–

3035Elbert County, COCO30,5341991–

3036Clay County, FLFL239,5931991–

3037Lake County, FLFL456,0681991–

3038Barrow County, GAGA99,7731991–

3039Columbia County, GAGA169,1891991–

3040Liberty County, GAGA70,3131991–

3041Long County, GAGA21,5571991–

3042Lumpkin County, GAGA36,1781991–

3043Wake County, NCNC1,257,2351992–

3044Benton County, ARAR332,5541992–

3045Lamar County, MSMS67,4031992–

3046Lyon County, NVNV65,0881992–

3047Nye County, NVNV57,3361992–

3048Hoke County, NCNC56,9391992–

3049Deschutes County, OROR213,0721992–

3050Beaufort County, SCSC204,4331992–

3051Stafford County, VAVA170,8031992–

3052Shelby County, ALAL238,5521992–

3053Hendricks County, ININ193,5101992–

3054Kaufman County, TXTX209,2351992–

3055Powhatan County, VAVA32,5911992–

3056Sherburne County, MNMN104,1941992–

3057Rutherford County, TNTN386,3521992–

3058Broomfield County, COCO79,1741992–

3059Collier County, FLFL417,1311992–

3060Wakulla County, FLFL38,0891992–

3061Camden County, GAGA60,1431992–

3062Douglas County, GAGA154,2931992–

3063Lee County, GAGA34,1791992–

3064Teton County, IDID13,2541992–

3065Boone County, KYKY145,3161993–

3066Christian County, MOMO96,7251993–

3067Baldwin County, ALAL267,7611993–

3068Plaquemines Parish, LALA22,2561993–

3069Union County, NCNC267,6741993–

3070Williamson County, TNTN272,0611993–

3071Denton County, TXTX1,069,3461993–

3072Kendall County, TXTX53,2891993–

3073Scott County, MNMN159,0171993–

3074St. Johns County, FLFL346,3281993–

3075Walton County, FLFL93,2881993–

3076Bryan County, GAGA52,0621993–

3077Dawson County, GAGA35,3651993–

3078Effingham County, GAGA74,3971993–

3079Gwinnett County, GAGA1,018,0991993–

3080Dallas County, IAIA118,4571993–

3081Cameron Parish, LALA4,7181994–

3082DeSoto County, MSMS197,9181994–

3083Clark County, NVNV2,407,2261994–

3084Hays County, TXTX304,3901994–

3085Fort Bend County, TXTX975,1911994–

3086Montgomery County, TXTX781,1941994–

3087Spencer County, KYKY20,9981994–

3088Coweta County, GAGA160,2401994–

3089Hamilton County, ININ387,0361994–

3090Hancock County, MSMS46,8731995–

3091Delaware County, OHOH242,0321995–

3092Washington County, UTUT213,6701995–

3093Osceola County, FLFL481,7181995–

3094Sumter County, FLFL157,7721995–

3095Cherokee County, GAGA299,2731995–

3096Newton County, GAGA125,5831995–

3097Paulding County, GAGA190,9961995–

3098Collin County, TXTX1,297,1791995–

3099Loudoun County, VAVA449,7491996–

3100Williamson County, TXTX752,8271996–

3101Lincoln County, SDSD77,1451997–

3102Rockwall County, TXTX140,7381997–

3103Douglas County, COCO399,3961997–

3104Flagler County, FLFL140,3601998–

3105Forsyth County, GAGA282,8051998–

3106Henry County, GAGA264,9221998–

3107Kendall County, ILIL145,4701998–

3108Pinal County, AZAZ539,3802000–

SHOWING 3,001–3,108 OF 3,108

1 2 3 4 5 6 7

Download CSV (full list, 3,108 rows)

UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES