Which county has the highest median year built?

Pinal County, Arizona ranks #1 with 2000 (2010 American Community Survey).

What are the top 5 counties by median year built?

Pinal County, Arizona, Flagler County, Florida, Forsyth County, Georgia, Henry County, Georgia, Kendall County, Illinois.

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 · 500 SHOWN OF 3,108

Newest housing stock, US counties · 2010

US counties ranked by median year housing was built (2023 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 2000

2501Fayette County, WVWV38,1651962–

2502Salem County, NJNJ66,2801962–

2503Pottawattamie County, IAIA92,9961962–

2504Portsmouth, VAVA96,7771962–

2505Yuma County, COCO9,8961962–

2506Butte County, IDID2,7831962–

2507Oneida County, IDID5,0851962–

2508Edwards County, ILIL5,8981962–

2509Delaware County, ININ113,1061962–

2510Lake County, ININ504,6121962–

2511Madison County, ININ135,0881962–

2512Montgomery County, ININ38,9541962–

2513Vanderburgh County, ININ181,9951962–

2514Wells County, ININ28,8831962–

2515Delaware County, IAIA17,6741962–

2516Muscatine County, IAIA41,8531962–

2517Washington County, IAIA22,6671962–

2518Hamilton County, KSKS2,5001962–

2519Scott County, KSKS4,8151962–

2520Valley County, MTMT7,3851962–

2521Gosper County, NENE1,8031962–

2522Loup County, NENE5701962–

2523Petersburg, VAVA33,7341962–

2524Los Angeles County, CACA9,694,9341961–

2525Allegany County, NYNY46,8001961–

2526Ramsey County, MNMN541,6231961–

2527Stevens County, MNMN9,7471961–

2528Winona County, MNMN50,5231961–

2529Gentry County, MOMO6,3841961–

2530Saline County, MOMO23,2651961–

2531Garfield County, MTMT1,1481961–

2532Golden Valley County, MTMT8441961–

2533Phillips County, MTMT4,2031961–

2534Roosevelt County, MTMT10,2421961–

2535Dodge County, NENE38,0571961–

2536Knox County, NENE8,3351961–

2537Monroe County, NYNY750,5061961–

2538Pembina County, NDND6,5681961–

2539Wells County, NDND3,7291961–

2540Trumbull County, OHOH198,9721961–

2541Cimarron County, OKOK2,0591961–

2542Kay County, OKOK43,4901961–

2543Washita County, OKOK10,8841961–

2544Newport County, RIRI83,0511961–

2545Haakon County, SDSD1,8021961–

2546Hansford County, TXTX4,9441961–

2547Lamb County, TXTX12,5791961–

2548Nolan County, TXTX14,1171961–

2549Sherman County, TXTX2,7811961–

2550Bath County, VAVA4,0761961–

2551Marshall County, WVWV29,1591961–

2552Wabaunsee County, KSKS7,0181961–

2553Castro County, TXTX7,2951961–

2554Hutchinson County, TXTX19,6331961–

2555Richland County, WIWI17,0361961–

2556Crosby County, TXTX4,8521961–

2557Bristol, VAVA16,4181961–

2558Logan County, COCO20,6541961–

2559Franklin County, ILIL36,9161961–

2560Macon County, ILIL99,3001961–

2561Mason County, ILIL12,4111961–

2562Morgan County, ILIL32,5151961–

2563Moultrie County, ILIL14,3711961–

2564Peoria County, ILIL178,5531961–

2565Scott County, ILIL4,8661961–

2566Grant County, ININ66,5241961–

2567Bremer County, IAIA25,2961961–

2568Iowa County, IAIA16,5041961–

2569Jones County, IAIA21,2531961–

2570Mahaska County, IAIA21,8801961–

2571Harvey County, KSKS33,5801961–

2572Ulster County, NYNY183,3301961–

2573Yates County, NYNY24,5471961–

2574Wheeler County, TXTX4,7731961–

2575Staunton, VAVA26,8011961–

2576Carroll County, MOMO8,4171960–

2577Teton County, MTMT6,4961960–

2578Hamlin County, SDSD6,9001960–

2579Bay County, MIMI102,1231960–

2580Dickinson County, MIMI25,8271960–

2581Menominee County, MIMI22,9411960–

2582Lake County, MNMN10,7461960–

2583Wilkin County, MNMN6,2881960–

2584Buchanan County, MOMO83,5401960–

2585Knox County, MOMO3,7281960–

2586Carter County, MTMT1,3831960–

2587Pondera County, MTMT6,0721960–

2588Adams County, NENE31,0711960–

2589Gage County, NENE21,7111960–

2590Howard County, NENE6,5381960–

2591Kearney County, NENE6,7901960–

2592Otoe County, NENE16,5311960–

2593Rock County, NENE1,2591960–

2594Thurston County, NENE6,7521960–

2595York County, NENE14,5641960–

2596Columbia County, NYNY60,1681960–

2597Jefferson County, NYNY111,5401960–

2598Madison County, NYNY67,1201960–

2599Columbiana County, OHOH99,3771960–

2600Harper County, OKOK3,1721960–

2601Clearfield County, PAPA78,1001960–

2602Armstrong County, TXTX1,8431960–

2603Cochran County, TXTX2,5461960–

2604Fisher County, TXTX3,6921960–

2605Mitchell County, TXTX8,9471960–

2606Swisher County, TXTX6,7031960–

2607Terrell County, TXTX7021960–

2608Upton County, TXTX3,1311960–

2609Danville, VAVA41,6471960–

2610Hancock County, WVWV27,7291960–

2611Harrison County, WVWV64,2211960–

2612Grundy County, MOMO9,7441960–

2613Carroll County, ININ20,6551960–

2614Baca County, COCO3,3471960–

2615Clark County, ILIL15,1141960–

2616Fayette County, ILIL20,7901960–

2617Hamilton County, ILIL7,8591960–

2618Marshall County, ILIL11,4731960–

2619Wabash County, ILIL10,9071960–

2620Fountain County, ININ17,0131960–

2621Black Hawk County, IAIA131,5321960–

2622Guthrie County, IAIA10,7821960–

2623Jackson County, IAIA19,2881960–

2624Monroe County, IAIA7,4061960–

2625Van Buren County, IAIA7,1311960–

2626Winnebago County, IAIA10,2511960–

2627Atchison County, KSKS16,1721960–

2628Morton County, KSKS2,4701960–

2629Westmoreland County, PAPA349,3241960–

2630Collingsworth County, TXTX2,4871960–

2631Dawson County, TXTX11,7761960–

2632Roberts County, TXTX8671960–

2633Norfolk, VAVA231,0131960–

2634Grant County, NDND2,2061959–

2635Norfolk County, MAMA739,7491959–

2636Worcester County, MAMA888,5021959–

2637Ontonagon County, MIMI5,8231959–

2638Brown County, MNMN25,5171959–

2639Linn County, MOMO11,8151959–

2640Dawson County, MTMT8,6921959–

2641Colfax County, NENE10,9341959–

2642Dawes County, NENE7,8581959–

2643Holt County, NENE10,0671959–

2644Union County, NMNM3,8441959–

2645Onondaga County, NYNY466,5841959–

2646Schuyler County, NYNY16,9241959–

2647Barnes County, NDND10,5731959–

2648Traill County, NDND7,9201959–

2649Henry County, OHOH27,5981959–

2650Mahoning County, OHOH224,7061959–

2651Marion County, OHOH65,1151959–

2652Kiowa County, OKOK8,1811959–

2653Wheeler County, OROR1,4721959–

2654Erie County, PAPA265,8321959–

2655Washington County, PAPA210,8021959–

2656Harding County, SDSD1,3311959–

2657Marshall County, SDSD4,4261959–

2658Perkins County, SDSD2,8531959–

2659Baylor County, TXTX3,4721959–

2660Borden County, TXTX5671959–

2661Childress County, TXTX6,6431959–

2662Hale County, TXTX31,8191959–

2663Haskell County, TXTX5,4991959–

2664Shackelford County, TXTX3,1971959–

2665Stonewall County, TXTX1,1861959–

2666Manitowoc County, WIWI81,7101959–

2667Wilbarger County, TXTX12,4811959–

2668Lawrence County, ILIL13,7901959–

2669Adams County, ILIL64,2671959–

2670Shelby County, ILIL20,5761959–

2671Whiteside County, ILIL54,1211959–

2672Fayette County, ININ23,5331959–

2673Vigo County, ININ106,5121959–

2674Carroll County, IAIA20,3031959–

2675Clay County, IAIA16,2021959–

2676Anderson County, KSKS8,0181959–

2677Greeley County, KSKS1,1821959–

2678Sherman County, KSKS5,7631959–

2679Wyandotte County, KSKS170,5971959–

2680Treasure County, MTMT7281959–

2681Hardeman County, TXTX3,2921959–

2682Columbia County, WAWA4,1411959–

2683Divide County, NDND2,1101958–

2684Emmons County, NDND3,2151958–

2685Dickens County, TXTX1,6921958–

2686Lane County, KSKS1,5081958–

2687Bristol County, MAMA593,6401958–

2688Calhoun County, MIMI133,4081958–

2689Nobles County, MNMN22,3381958–

2690Norman County, MNMN6,3361958–

2691St. Louis County, MNMN200,5181958–

2692Sheridan County, MTMT3,4361958–

2693Brown County, NENE2,8261958–

2694Butler County, NENE8,5071958–

2695Harlan County, NENE3,0001958–

2696White Pine County, NVNV8,6611958–

2697Guadalupe County, NMNM4,3431958–

2698Chenango County, NYNY45,7151958–

2699Franklin County, NYNY46,5001958–

2700St. Lawrence County, NYNY105,4881958–

2701Logan County, NDND1,8591958–

2702Ashtabula County, OHOH96,7131958–

2703Lucas County, OHOH423,3471958–

2704Ellis County, OKOK3,6131958–

2705Tillman County, OKOK6,7801958–

2706Cameron County, PAPA4,2111958–

2707Columbia County, PAPA66,1931958–

2708Mercer County, PAPA107,8601958–

2709Mifflin County, PAPA46,1271958–

2710Lipscomb County, TXTX2,9551958–

2711Runnels County, TXTX9,6931958–

2712Caledonia County, VTVT30,4141958–

2713Brooke County, WVWV21,1421958–

2714Marion County, WVWV55,5841958–

2715Jefferson County, OHOH63,5971958–

2716Knox County, TXTX3,1921958–

2717Hamilton County, OHOH838,4181958–

2718Rock Island County, ILIL141,8691958–

2719Washington County, NYNY59,3531958–

2720Alexander County, ILIL4,5701958–

2721Brown County, ILIL6,4011958–

2722Henry County, ILIL48,0951958–

2723LaSalle County, ILIL107,7731958–

2724Livingston County, ILIL35,0571958–

2725Montgomery County, ILIL28,0761958–

2726Schuyler County, ILIL6,6571958–

2727White County, ILIL13,2501958–

2728Miami County, ININ34,4871958–

2729Allen County, KSKS12,3021958–

2730Kiowa County, KSKS2,4321958–

2731Labette County, KSKS19,6851958–

2732Reno County, KSKS61,5391958–

2733Toole County, MTMT5,2111958–

2734Coleman County, TXTX7,9151958–

2735Piute County, UTUT1,5091958–

2736Roanoke, VAVA99,1111958–

2737Cook County, ILIL5,194,6251957–

2738Kittson County, MNMN4,0311957–

2739McCone County, MTMT1,7201957–

2740Phelps County, NENE8,9941957–

2741Saline County, NENE14,9961957–

2742Bergen County, NJNJ977,0261957–

2743De Baca County, NMNM1,6471957–

2744Burke County, NDND2,1321957–

2745Towner County, NDND2,0401957–

2746Darke County, OHOH51,5201957–

2747Hardin County, OHOH30,0721957–

2748Sandusky County, OHOH58,6551957–

2749Wyandot County, OHOH21,5671957–

2750Elk County, PAPA29,9261957–

2751Warren County, PAPA37,0381957–

2752Edmunds County, SDSD4,0221957–

2753Walworth County, SDSD5,2171957–

2754Dallam County, TXTX7,5081957–

2755Edwards County, TXTX1,3701957–

2756Gray County, TXTX20,9191957–

2757Kent County, TXTX6741957–

2758Crawford County, ILIL18,6481957–

2759Grant County, OKOK4,0671957–

2760Wabash County, ININ30,7131957–

2761Pierce County, NENE7,3781957–

2762Merrick County, NENE7,9051957–

2763Christian County, ILIL33,4431957–

2764De Witt County, ILIL15,1181957–

2765Pike County, ILIL14,2311957–

2766Stephenson County, ILIL43,2201957–

2767Henry County, ININ49,1371957–

2768Huntington County, ININ37,2241957–

2769Adair County, IAIA7,4031957–

2770Crawford County, IAIA16,2371957–

2771Hancock County, IAIA10,5281957–

2772Lyon County, IAIA12,3541957–

2773Wayne County, IAIA6,7381957–

2774Barton County, KSKS24,7901957–

2775Logan County, KSKS2,6611957–

2776Morris County, KSKS5,3481957–

2777Wallace County, KSKS1,4411957–

2778Cheyenne County, NENE9,5281957–

2779Franklin County, MAMA70,6981956–

2780Big Stone County, MNMN5,0541956–

2781Chippewa County, MNMN12,4061956–

2782Freeborn County, MNMN30,4401956–

2783Chouteau County, MTMT5,8651956–

2784Daniels County, MTMT1,6121956–

2785Wibaux County, MTMT8851956–

2786Albany County, NYNY321,2251956–

2787Cattaraugus County, NYNY75,3901956–

2788Seneca County, NYNY32,8831956–

2789Steuben County, NYNY91,8551956–

2790Pierce County, NDND3,8381956–

2791Belmont County, OHOH64,4341956–

2792Harmon County, OKOK2,3271956–

2793Beaver County, PAPA166,0321956–

2794Bristol County, RIRI50,0011956–

2795Beadle County, SDSD19,6241956–

2796Hand County, SDSD3,1211956–

2797Hyde County, SDSD1,1911956–

2798Menard County, TXTX1,9561956–

2799Red Willow County, NENE10,3071956–

2800Tipton County, ININ15,3191956–

2801Las Animas County, COCO14,3911956–

2802Phillips County, COCO4,4201956–

2803Washington County, COCO4,7321956–

2804Iroquois County, ILIL26,1501956–

2805Logan County, ILIL27,1821956–

2806Vermilion County, ILIL71,2591956–

2807Knox County, ININ35,6521956–

2808Wayne County, ININ66,1691956–

2809Appanoose County, IAIA12,0771956–

2810Cerro Gordo County, IAIA42,3721956–

2811Chickasaw County, IAIA11,6631956–

2812Marshall County, IAIA39,8901956–

2813Winneshiek County, IAIA19,7331956–

2814Woodbury County, IAIA106,6491956–

2815Bourbon County, KSKS14,3191956–

2816Clay County, KSKS7,9901956–

2817Cowley County, KSKS34,3821956–

2818Marion County, KSKS11,6341956–

2819Meade County, KSKS3,8521956–

2820Nemaha County, KSKS10,0541956–

2821Neosho County, KSKS15,6371956–

2822Sumner County, KSKS22,3121956–

2823McPherson County, NENE3691956–

2824Lycoming County, PAPA112,5871956–

2825Orleans Parish, LALA362,1541955–

2826Essex County, MAMA826,6531955–

2827Hampden County, MAMA464,3381955–

2828Middlesex County, MAMA1,669,9791955–

2829Iron County, MIMI11,7571955–

2830Grant County, MNMN6,0851955–

2831Redwood County, MNMN15,2651955–

2832Renville County, MNMN14,3561955–

2833Rock County, MNMN9,5241955–

2834Sibley County, MNMN15,3561955–

2835Watonwan County, MNMN11,4591955–

2836Union County, NJNJ601,8631955–

2837Broome County, NYNY195,7361955–

2838Essex County, NYNY36,4381955–

2839Otsego County, NYNY60,5891955–

2840Rensselaer County, NYNY160,5101955–

2841Hettinger County, NDND2,4921955–

2842Harrison County, OHOH14,0701955–

2843Delaware County, PAPA580,9371955–

2844Greene County, PAPA33,8851955–

2845Gregory County, SDSD4,0371955–

2846McCook County, SDSD5,9641955–

2847Spink County, SDSD6,1551955–

2848Briscoe County, TXTX1,4741955–

2849McIntosh County, NDND2,4511955–

2850Judith Basin County, MTMT2,1621955–

2851Kiowa County, COCO1,4121955–

2852Otero County, COCO17,6831955–

2853Edgar County, ILIL16,3231955–

2854Greene County, ILIL11,3131955–

2855Knox County, ILIL47,7671955–

2856Lee County, ILIL32,9141955–

2857Cedar County, IAIA18,3591955–

2858Grundy County, IAIA12,3611955–

2859Humboldt County, IAIA9,4091955–

2860Lee County, IAIA32,3061955–

2861Webster County, IAIA36,8381955–

2862Brown County, KSKS9,1041955–

2863Clark County, KSKS1,9001955–

2864Gove County, KSKS2,6311955–

2865Pratt County, KSKS9,1171955–

2866Trego County, KSKS2,7401955–

2867Wilson County, KSKS8,2991955–

2868Woodson County, KSKS3,1181955–

2869Allegany County, MDMD66,8481955–

2870Morrill County, NENE4,4041955–

2871Westchester County, NYNY1,015,7431955–

2872Greer County, OKOK5,3731955–

2873Jefferson County, PAPA43,2551955–

2874Floyd County, TXTX4,8811955–

2875Wayne County, MIMI1,769,0381954–

2876Carroll County, ILIL15,4191954–

2877Cottonwood County, MNMN11,4051954–

2878Martin County, MNMN19,4401954–

2879Mower County, MNMN40,9711954–

2880Murray County, MNMN7,9421954–

2881Kimball County, NENE3,3911954–

2882Valley County, NENE4,0941954–

2883Essex County, NJNJ896,3791954–

2884Passaic County, NJNJ531,6241954–

2885Niagara County, NYNY208,9121954–

2886Adams County, NDND2,2751954–

2887Cuyahoga County, OHOH1,232,9251954–

2888Allegheny County, PAPA1,225,0351954–

2889Armstrong County, PAPA63,6981954–

2890Blair County, PAPA119,5411954–

2891Day County, SDSD5,4841954–

2892Hall County, TXTX2,7371954–

2893Barber County, KSKS4,0831954–

2894Polk County, NENE5,2701954–

2895Nassau County, NYNY1,398,9391954–

2896Decatur County, IAIA7,6551954–

2897Richmond, VAVA237,2571954–

2898Lawrence County, PAPA83,9111954–

2899Shoshone County, IDID14,1301954–

2900Fulton County, ILIL32,9011954–

2901Hancock County, ILIL16,8031954–

2902Mercer County, ILIL15,2291954–

2903Vermillion County, ININ15,4881954–

2904Buena Vista County, IAIA20,4491954–

2905Clinton County, IAIA46,0021954–

2906Floyd County, IAIA14,9011954–

2907Kossuth County, IAIA14,3221954–

2908Lucas County, IAIA8,8471954–

2909Dickinson County, KSKS18,6371954–

2910Graham County, KSKS2,3711954–

2911Montgomery County, KSKS30,1771954–

2912Fayette County, PAPA123,0211954–

2913Lexington, VAVA7,7691954–

2914Milwaukee County, WIWI924,2161954–

2915Union County, IAIA11,8291953–

2916Keweenaw County, MIMI2,1861953–

2917Jackson County, MNMN9,8571953–

2918Lincoln County, MNMN5,5831953–

2919Pipestone County, MNMN9,2601953–

2920Yellow Medicine County, MNMN9,4771953–

2921Atchison County, MOMO5,1751953–

2922Fergus County, MTMT11,8251953–

2923Garfield County, NENE1,7101953–

2924Erie County, NYNY946,7411953–

2925Genesee County, NYNY58,4161953–

2926Oneida County, NYNY226,3921953–

2927McHenry County, NDND5,1301953–

2928Steele County, NDND1,7971953–

2929Crawford County, OHOH41,8961953–

2930Alfalfa County, OKOK5,6491953–

2931Venango County, PAPA49,3461953–

2932Hutchinson County, SDSD7,4131953–

2933Mason County, TXTX3,9901953–

2934Van Wert County, OHOH29,0131953–

2935Des Moines County, IAIA38,0771953–

2936Cass County, ILIL12,4631953–

2937Randolph County, ININ24,4381953–

2938Calhoun County, IAIA9,5621953–

2939Cherokee County, IAIA11,3691953–

2940Fremont County, IAIA6,5221953–

2941Hamilton County, IAIA14,9441953–

2942Hardin County, IAIA16,4551953–

2943Wright County, IAIA12,8011953–

2944Hodgeman County, KSKS1,6191953–

2945Pawnee County, KSKS5,9911953–

2946Phillips County, KSKS4,7281953–

2947Foard County, TXTX1,0441953–

2948Berkshire County, MAMA128,2241952–

2949Traverse County, MNMN3,1301952–

2950Holt County, MOMO4,2001952–

2951Banner County, NENE6861952–

2952Cedar County, NENE8,3731952–

2953Logan County, NENE6691952–

2954Wheeler County, NENE7891952–

2955Cayuga County, NYNY74,3651952–

2956Cortland County, NYNY45,8501952–

2957Seneca County, OHOH54,5221952–

2958Campbell County, SDSD1,3771952–

2959Throckmorton County, TXTX1,5541952–

2960Covington, VAVA5,6801952–

2961Greene County, IAIA8,6581952–

2962Ford County, ILIL13,2161952–

2963Jay County, ININ20,1181952–

2964Boone County, IAIA26,7991952–

2965Clayton County, IAIA16,8451952–

2966Emmet County, IAIA9,1071952–

2967Harrison County, IAIA14,6231952–

2968Palo Alto County, IAIA8,8991952–

2969Rooks County, KSKS4,6461952–

2970Russell County, KSKS6,5811952–

2971Sheridan County, KSKS2,4271952–

2972Wayne County, NENE10,0201952–

2973Herkimer County, NYNY59,2191952–

2974Chemung County, NYNY80,4151951–

2975Dundy County, NENE1,5681951–

2976Fillmore County, NENE5,4581951–

2977Harding County, NMNM6171951–

2978Bronx County, NYNY1,406,3321951–

2979Fulton County, NYNY52,2161951–

2980Nelson County, NDND2,9631951–

2981Sheridan County, NDND1,2961951–

2982Cambria County, PAPA128,9681951–

2983Bon Homme County, SDSD7,2441951–

2984Douglas County, SDSD2,8881951–

2985Cottle County, TXTX1,2241951–

2986McDowell County, WVWV16,8781951–

2987Lafayette County, WIWI17,4781951–

2988Hudson County, NJNJ735,0331951–

2989Bent County, COCO5,7161951–

2990Warren County, ILIL16,2221951–

2991Benton County, ININ8,8831951–

2992Cass County, ININ37,8361951–

2993Rush County, ININ16,7671951–

2994Butler County, IAIA14,0491951–

2995O'Brien County, IAIA14,2201951–

2996Shelby County, IAIA11,6891951–

2997Wapello County, IAIA35,2101951–

2998Cloud County, KSKS8,8331951–

2999Ellsworth County, KSKS6,2571951–

3000Kingman County, KSKS7,0291951–

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