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 · 500 SHOWN OF 3,144

Oldest housing stock, US counties

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

1001Ward County, TXTX11,1251973–

1002Norton, VAVA3,4771973–

1003Grant County, WIWI52,4461973–

1004Jefferson County, WIWI86,5051973–

1005Cooper County, MOMO17,1361974–

1006Jackson County, ARAR16,7411974–

1007Ouachita County, ARAR21,7311974–

1008Phillips County, ARAR14,2551974–

1009Santa Cruz County, CACA258,8521974–

1010Gilmer County, WVWV7,0851974–

1011Claiborne Parish, LALA13,3541974–

1012Knox County, MEME41,1171974–

1013Washington County, MDMD157,7311974–

1014Alcona County, MIMI10,5561974–

1015Alger County, MIMI8,6411974–

1016Monroe County, MIMI156,0041974–

1017Oscoda County, MIMI8,7231974–

1018Le Sueur County, MNMN29,4531974–

1019Pennington County, MNMN13,6861974–

1020Wadena County, MNMN14,3881974–

1021Hinds County, MSMS211,8881974–

1022Barton County, MOMO11,7951974–

1023Caldwell County, MOMO9,0121974–

1024Howard County, MOMO10,1801974–

1025Iron County, MOMO9,3181974–

1026Pettis County, MOMO44,2541974–

1027Ray County, MOMO23,3981974–

1028Glacier County, MTMT13,4631974–

1029Golden Valley County, MTMT8441974–

1030Phillips County, MTMT4,2031974–

1031Roosevelt County, MTMT10,2421974–

1032Arthur County, NENE3961974–

1033Dakota County, NENE21,6871974–

1034Sullivan County, NHNH43,9611974–

1035Los Alamos County, NMNM19,4071974–

1036Clinton County, NYNY78,1381974–

1037Richmond County, NYNY501,2901974–

1038Schoharie County, NYNY30,1761974–

1039Sullivan County, NYNY80,5861974–

1040Anson County, NCNC21,7581974–

1041Mercer County, OHOH42,7371974–

1042Ross County, OHOH76,4291974–

1043Shelby County, OHOH48,0651974–

1044Craig County, OKOK14,5181974–

1045Dewey County, OKOK4,2071974–

1046Ottawa County, OKOK30,4381974–

1047Roger Mills County, OKOK3,2591974–

1048Coos County, OROR63,9921974–

1049Harney County, OROR7,3801974–

1050Klamath County, OROR70,2741974–

1051Malheur County, OROR32,2611974–

1052Union County, PAPA42,3131974–

1053Corson County, SDSD3,7811974–

1054Haakon County, SDSD1,8021974–

1055Potter County, SDSD2,3771974–

1056Roberts County, SDSD10,2551974–

1057Martin County, TXTX5,2841974–

1058Millard County, UTUT14,0571974–

1059Windham County, VTVT45,2041974–

1060Halifax County, VAVA33,4471974–

1061Henry County, VAVA49,2421974–

1062Page County, VAVA23,7621974–

1063Alexandria, VAVA160,6621974–

1064Mercer County, WVWV57,5031974–

1065Summers County, WVWV11,5321974–

1066Wyoming County, WVWV19,8011974–

1067Weston County, WYWY6,8401974–

1068Sangamon County, ILIL194,1701974–

1069East Carroll Parish, LALA6,7601974–

1070Carroll County, OHOH26,4751974–

1071Santa Barbara County, CACA442,0651974–

1072Randolph County, MOMO24,5131974–

1073Middlesex County, NJNJ883,3351974–

1074Osage County, KSKS15,6931974–

1075Hampton, VAVA137,3151974–

1076Pueblo County, COCO169,2771974–

1077Bear Lake County, IDID6,7271974–

1078Hardin County, ILIL3,5881974–

1079Wayne County, ILIL15,8821974–

1080Clay County, ININ26,4101974–

1081Gibson County, ININ33,0911974–

1082Starke County, ININ23,4251974–

1083Grant County, KSKS7,0281974–

1084McPherson County, KSKS30,0641974–

1085Nemaha County, KSKS10,0541974–

1086Stevens County, KSKS4,9841974–

1087Kenton County, KYKY175,7791974–

1088Madison County, NENE36,1061974–

1089Tompkins County, NYNY104,0471974–

1090Wyoming County, PAPA25,7901974–

1091Coke County, TXTX3,4121974–

1092Grays Harbor County, WAWA78,1441974–

1093Vernon County, WIWI31,4431974–

1094Hot Springs County, WYWY4,6001974–

1095Etowah County, ALAL103,8861975–

1096Inyo County, CACA18,1581975–

1097Calhoun County, WVWV5,9781975–

1098Santa Clara County, CACA1,914,3911975–

1099Martin County, NCNC21,6011975–

1100Clarke County, IAIA9,5741975–

1101Caldwell County, KYKY12,6091975–

1102Hickman County, KYKY4,3721975–

1103Caddo Parish, LALA224,2261975–

1104Jefferson Parish, LALA431,3981975–

1105Madison Parish, LALA8,8441975–

1106Kennebec County, MEME129,0671975–

1107Kalamazoo County, MIMI263,7951975–

1108Macomb County, MIMI886,2211975–

1109Midland County, MIMI83,7541975–

1110Montmorency County, MIMI9,8421975–

1111Oakland County, MIMI1,288,3371975–

1112St. Clair County, MIMI160,4861975–

1113Schoolcraft County, MIMI8,1871975–

1114Carlton County, MNMN36,7111975–

1115Mahnomen County, MNMN5,1531975–

1116Meeker County, MNMN23,6031975–

1117Steele County, MNMN37,4641975–

1118Todd County, MNMN26,0601975–

1119Reynolds County, MOMO5,9921975–

1120Carter County, MTMT1,3831975–

1121Musselshell County, MTMT5,5821975–

1122Hall County, NENE63,6331975–

1123Wheeler County, NENE7891975–

1124Orange County, NYNY417,6691975–

1125Washington County, NCNC10,6381975–

1126McLean County, NDND9,7401975–

1127Sargent County, NDND3,7111975–

1128Lawrence County, OHOH55,7101975–

1129Wayne County, OHOH116,7581975–

1130Noble County, OKOK10,8991975–

1131Stephens County, OKOK44,3101975–

1132Clatsop County, OROR40,9261975–

1133Wheeler County, OROR1,4721975–

1134Bucks County, PAPA647,8281975–

1135Lake County, SDSD10,9931975–

1136Lake County, TNTN6,2491975–

1137Obion County, TNTN30,0671975–

1138Culberson County, TXTX2,2671975–

1139Edwards County, TXTX1,3701975–

1140Hemphill County, TXTX3,0831975–

1141Jack County, TXTX9,5631975–

1142Moore County, TXTX21,8911975–

1143Morris County, TXTX12,1331975–

1144Reeves County, TXTX12,1381975–

1145Stephens County, TXTX9,3801975–

1146Grayson County, VAVA15,2301975–

1147Pulaski County, VAVA33,5861975–

1148Tazewell County, VAVA38,6351975–

1149Ritchie County, WVWV8,0341975–

1150Webster County, WVWV7,7601975–

1151Kenosha County, WIWI168,4481975–

1152Lincoln County, WIWI28,4031975–

1153Lafayette County, MOMO33,5311975–

1154Shawano County, WIWI41,5601975–

1155Waupaca County, WIWI51,4611975–

1156Winnebago County, WIWI174,2181975–

1157DeKalb County, ININ44,5351975–

1158New Madrid County, MOMO15,0861975–

1159Jefferson County, ALAL665,7421975–

1160Monmouth County, NJNJ651,0351975–

1161St. Clair County, ILIL250,7081975–

1162Denver County, COCO740,6131975–

1163Huerfano County, COCO7,0111975–

1164Morgan County, COCO30,3061975–

1165New Castle County, DEDE588,0261975–

1166Dougherty County, GAGA82,6161975–

1167Taliaferro County, GAGA1,6621975–

1168Cassia County, IDID26,3971975–

1169Franklin County, IDID15,8891975–

1170Power County, IDID8,2461975–

1171Washington County, IDID11,5831975–

1172Bond County, ILIL16,9591975–

1173Jasper County, ILIL9,0321975–

1174Jersey County, ILIL21,1601975–

1175Massac County, ILIL13,5021975–

1176Putnam County, ILIL5,6191975–

1177Union County, ILIL16,6561975–

1178Daviess County, ININ34,2091975–

1179Marion County, IAIA34,1921975–

1180Franklin County, KSKS26,2991975–

1181Crittenden County, KYKY8,8071975–

1182Greenup County, KYKY35,2131975–

1183Washington County, MEME31,3341975–

1184Dorchester County, MDMD33,6281975–

1185Susquehanna County, PAPA38,2371975–

1186Scott County, VAVA21,2001975–

1187Iowa County, WIWI23,9511975–

1188Marinette County, WIWI42,5741975–

1189Wrangell, AKAK2,0071976–

1190Monroe County, ARAR6,2441976–

1191Modoc County, CACA8,4261976–

1192Monterey County, CACA433,7291976–

1193Napa County, CACA132,9491976–

1194Union County, KYKY12,8391976–

1195St. Mary Parish, LALA46,5521976–

1196Cumberland County, MEME317,2221976–

1197Barry County, MIMI63,9911976–

1198Chippewa County, MIMI36,0811976–

1199Clare County, MIMI31,5431976–

1200Lake County, MIMI13,1821976–

1201Luce County, MIMI6,3391976–

1202Mackinac County, MIMI11,2361976–

1203Mason County, MIMI29,0401976–

1204Ogemaw County, MIMI21,1211976–

1205Roscommon County, MIMI23,9141976–

1206Wabasha County, MNMN21,5371976–

1207Bates County, MOMO16,5121976–

1208Gasconade County, MOMO14,7841976–

1209Monroe County, MOMO8,9591976–

1210Putnam County, MOMO4,5461976–

1211Scott County, MOMO37,9751976–

1212Stoddard County, MOMO28,2841976–

1213Big Horn County, MTMT12,7521976–

1214Meagher County, MTMT2,1371976–

1215Powder River County, MTMT1,7811976–

1216Curry County, NMNM46,6551976–

1217Guadalupe County, NMNM4,3431976–

1218Hidalgo County, NMNM3,9291976–

1219Ontario County, NYNY113,1301976–

1220Richmond County, NCNC42,0411976–

1221Bottineau County, NDND6,2841976–

1222Oliver County, NDND1,8981976–

1223Ramsey County, NDND11,5301976–

1224Greene County, OHOH174,3221976–

1225Madison County, OHOH46,9851976–

1226Monroe County, OHOH12,9941976–

1227Ottawa County, OHOH39,4811976–

1228Coal County, OKOK5,4361976–

1229Major County, OKOK7,5361976–

1230Okmulgee County, OKOK37,2411976–

1231Seminole County, OKOK23,4411976–

1232Texas County, OKOK20,3221976–

1233Fulton County, PAPA14,4831976–

1234Montour County, PAPA17,8681976–

1235Perry County, PAPA46,8061976–

1236Buffalo County, SDSD1,8021976–

1237Clay County, SDSD15,0311976–

1238Lyman County, SDSD3,6941976–

1239Crockett County, TXTX2,7691976–

1240Falls County, TXTX17,8691976–

1241Mason County, TXTX3,9901976–

1242Ochiltree County, TXTX9,2841976–

1243Schleicher County, TXTX2,2451976–

1244Young County, TXTX18,1541976–

1245Arlington County, VAVA243,9311976–

1246Mathews County, VAVA8,5291976–

1247Barbour County, WVWV15,4141976–

1248Boone County, WVWV20,2511976–

1249Pleasants County, WVWV7,3381976–

1250Roane County, WVWV13,3171976–

1251Wayne County, WVWV37,3091976–

1252Columbia County, WIWI58,1321976–

1253Gooding County, IDID16,4461976–

1254Kleberg County, TXTX30,3151976–

1255Price County, WIWI13,9881976–

1256Platte County, WYWY8,6341976–

1257Vernon County, MOMO19,9461976–

1258Washington County, NENE21,3021976–

1259Siskiyou County, CACA42,0131976–

1260Clear Creek County, COCO8,9941976–

1261Chattooga County, GAGA25,3001976–

1262Bannock County, IDID91,5911976–

1263Minidoka County, IDID22,9111976–

1264Jackson County, ILIL52,5011976–

1265Jo Daviess County, ILIL21,5941976–

1266Menard County, ILIL11,8631976–

1267Allen County, ININ402,3291976–

1268Noble County, ININ47,9371976–

1269Perry County, ININ19,3891976–

1270Posey County, ININ24,9881976–

1271Gray County, KSKS5,6521976–

1272Jackson County, KSKS13,4381976–

1273Green County, KYKY11,6441976–

1274Harlan County, KYKY24,7251976–

1275Henderson County, KYKY44,2551976–

1276Hopkins County, KYKY45,1271976–

1277McLean County, KYKY9,0641976–

1278Stanly County, NCNC68,8301976–

1279York County, PAPA473,1971976–

1280Gibson County, TNTN51,7791976–

1281Beaver County, UTUT7,3011976–

1282Piute County, UTUT1,5091976–

1283Radford, VAVA17,2431976–

1284Asotin County, WAWA22,5451976–

1285Cowlitz County, WAWA114,8851976–

1286Dallas County, ALAL35,1401977–

1287Ketchikan Gateway, AKAK13,5491977–

1288Ashley County, ARAR17,8311977–

1289Bradley County, ARAR9,8281977–

1290Desha County, ARAR9,9841977–

1291Mississippi County, ARAR37,8281977–

1292Woodruff County, ARAR5,7101977–

1293Shelby County, TNTN910,2261977–

1294Sullivan County, TNTN163,7591977–

1295Glenn County, CACA28,1411977–

1296Lassen County, CACA28,1171977–

1297Mendocino County, CACA88,1221977–

1298Orange County, CACA3,149,5071977–

1299Yakima County, WAWA259,1851977–

1300Warren County, GAGA5,2691977–

1301Clearwater County, IDID9,1181977–

1302Henry County, KYKY16,4471977–

1303Webster County, KYKY12,9291977–

1304Concordia Parish, LALA17,8361977–

1305Morehouse Parish, LALA23,7051977–

1306Barnstable County, MAMA233,5391977–

1307Arenac County, MIMI15,0681977–

1308Eaton County, MIMI109,5811977–

1309Kent County, MIMI675,2321977–

1310Montcalm County, MIMI69,4061977–

1311Morrison County, MNMN34,6201977–

1312Bolivar County, MSMS28,2621977–

1313Humphreys County, MSMS7,0011977–

1314Sharkey County, MSMS3,0971977–

1315Sunflower County, MSMS22,8931977–

1316Daviess County, MOMO8,5581977–

1317Madison County, MOMO12,8581977–

1318Nodaway County, MOMO20,1741977–

1319Carbon County, MTMT11,4661977–

1320Cass County, NENE27,6571977–

1321Douglas County, NENE606,4601977–

1322Merrimack County, NHNH158,0781977–

1323Burlington County, NJNJ481,4391977–

1324Colfax County, NMNM12,1841977–

1325De Baca County, NMNM1,6471977–

1326Athens County, OHOH63,1971977–

1327Clinton County, OHOH42,3011977–

1328Geauga County, OHOH95,6761977–

1329Portage County, OHOH163,4041977–

1330Comanche County, OKOK122,1581977–

1331Nowata County, OKOK9,5221977–

1332Douglas County, OROR111,9511977–

1333Lane County, OROR381,5841977–

1334Allendale County, SCSC7,3551977–

1335Greenwood County, SCSC70,3791977–

1336Marlboro County, SCSC25,4881977–

1337Yankton County, SDSD23,6351977–

1338Anderson County, TNTN82,0661977–

1339Carroll County, TNTN29,2001977–

1340Carter County, TNTN57,3611977–

1341Weakley County, TNTN33,2611977–

1342Callahan County, TXTX14,4911977–

1343Comanche County, TXTX14,4321977–

1344Crane County, TXTX4,5541977–

1345Dallam County, TXTX7,5081977–

1346Jim Hogg County, TXTX4,5551977–

1347Lavaca County, TXTX20,6511977–

1348Mills County, TXTX4,5801977–

1349Yoakum County, TXTX7,4381977–

1350Addison County, VTVT38,0481977–

1351Bath County, VAVA4,0761977–

1352Lee County, VAVA21,6421977–

1353Whitman County, WAWA48,5121977–

1354Braxton County, WVWV11,8851977–

1355Greenbrier County, WVWV31,5781977–

1356Lewis County, WVWV16,3941977–

1357Mineral County, WVWV26,7921977–

1358Pendleton County, WVWV5,8261977–

1359Randolph County, WVWV26,8821977–

1360Barron County, WIWI46,4841977–

1361Rusk County, WIWI14,1461977–

1362Waushara County, WIWI25,2231977–

1363Doddridge County, WVWV7,6341977–

1364Raleigh County, WVWV71,7751977–

1365Idaho County, IDID17,8741977–

1366Unicoi County, TNTN17,8561977–

1367Natrona County, WYWY80,5261977–

1368Franklin County, KYKY52,6491977–

1369Clinton County, ILIL37,1281977–

1370Poquoson, VAVA13,2921977–

1371Trinity County, CACA15,7201977–

1372Moffat County, COCO13,1221977–

1373Pinellas County, FLFL948,5631977–

1374Bibb County, GAGA157,5561977–

1375Turner County, GAGA8,9831977–

1376Upson County, GAGA28,5001977–

1377Wilkes County, GAGA9,5401977–

1378Honolulu County, HIHI988,7031977–

1379Jefferson County, ILIL36,1471977–

1380Elkhart County, ININ208,7741977–

1381Madison County, IAIA17,2701977–

1382Daviess County, KYKY104,8981977–

1383Graves County, KYKY37,0501977–

1384Mason County, KYKY16,9361977–

1385Monroe County, KYKY11,1911977–

1386Oxford County, MEME60,3461977–

1387Penobscot County, MEME157,9671977–

1388Sagadahoc County, MEME37,9791977–

1389Prince George's County, MDMD970,3741977–

1390Roosevelt County, NMNM18,6151977–

1391Washington County, RIRI129,7951977–

1392Haywood County, TNTN17,0421977–

1393Sevier County, UTUT22,8271977–

1394Adams County, WAWA21,4881977–

1395Marquette County, WIWI15,9271977–

1396Trempealeau County, WIWI31,1711977–

1397Walworth County, WIWI106,1271977–

1398Lamar County, ALAL13,5871978–

1399Marion County, ALAL29,0971978–

1400Arkansas County, ARAR15,8361978–

1401Dallas County, ARAR6,0111978–

1402Jefferson County, ARAR62,9871978–

1403Lafayette County, ARAR5,8881978–

1404Lawrence County, ARAR16,2731978–

1405Poinsett County, ARAR22,4831978–

1406Sharp County, ARAR18,1221978–

1407DeWitt County, TXTX20,3091978–

1408Colusa County, CACA21,8361978–

1409Contra Costa County, CACA1,170,0701978–

1410Macon County, GAGA11,7561978–

1411Boyle County, KYKY31,6321978–

1412Wood County, OHOH134,1761978–

1413Van Buren County, TNTN6,8741978–

1414Bee County, TXTX32,5151978–

1415Ware County, GAGA36,9061978–

1416Franklin Parish, LALA19,0021978–

1417West Carroll Parish, LALA9,1561978–

1418Winn Parish, LALA14,9611978–

1419Franklin County, MEME30,8241978–

1420Lapeer County, MIMI89,5161978–

1421Newaygo County, MIMI51,6221978–

1422Oceana County, MIMI27,1771978–

1423Osceola County, MIMI23,5161978–

1424Van Buren County, MIMI76,0711978–

1425Washtenaw County, MIMI370,2141978–

1426Blue Earth County, MNMN70,6341978–

1427Kandiyohi County, MNMN44,7201978–

1428Rice County, MNMN69,9391978–

1429Chickasaw County, MSMS16,7301978–

1430Tallahatchie County, MSMS10,8771978–

1431Warren County, MSMS41,7591978–

1432Winston County, MSMS17,4731978–

1433Dent County, MOMO14,5841978–

1434Henry County, MOMO22,6711978–

1435Montgomery County, MOMO11,5901978–

1436Oregon County, MOMO8,7091978–

1437Perry County, MOMO19,0931978–

1438Wright County, MOMO19,6711978–

1439Garfield County, MTMT1,1481978–

1440Rosebud County, MTMT8,2531978–

1441Hillsborough County, NHNH433,4151978–

1442Atlantic County, NJNJ278,6571978–

1443Cibola County, NMNM26,8071978–

1444Grant County, NMNM27,2521978–

1445Edgecombe County, NCNC49,1211978–

1446Mitchell County, NCNC15,0621978–

1447Rockingham County, NCNC94,1951978–

1448Meigs County, OHOH21,5871978–

1449Morgan County, OHOH13,6261978–

1450Noble County, OHOH14,2761978–

1451Perry County, OHOH35,9181978–

1452Beckham County, OKOK22,1591978–

1453Carter County, OKOK48,9101978–

1454Custer County, OKOK28,1751978–

1455Kingfisher County, OKOK15,7951978–

1456Muskogee County, OKOK66,7081978–

1457Pawnee County, OKOK16,0291978–

1458Woodward County, OKOK19,8271978–

1459Linn County, OROR132,8431978–

1460Cumberland County, PAPA277,2701978–

1461Lancaster County, PAPA563,1591978–

1462Bamberg County, SCSC12,7961978–

1463Codington County, SDSD29,5621978–

1464Dewey County, SDSD5,4191978–

1465Hughes County, SDSD17,5701978–

1466Dyer County, TNTN36,3201978–

1467Humphreys County, TNTN19,6461978–

1468Calhoun County, TXTX19,5991978–

1469Clay County, TXTX10,7641978–

1470Hockley County, TXTX21,6001978–

1471Jackson County, TXTX15,3931978–

1472Jefferson County, TXTX254,3211978–

1473Taylor County, TXTX150,0771978–

1474Orange County, VTVT30,0021978–

1475Orleans County, VTVT27,6001978–

1476Amherst County, VAVA31,9621978–

1477Richmond County, VAVA9,2941978–

1478Roanoke County, VAVA97,1501978–

1479Wahkiakum County, WAWA4,8731978–

1480Mason County, WVWV24,7071978–

1481Monroe County, WVWV12,4911978–

1482Chippewa County, WIWI67,6141978–

1483Crawford County, WIWI15,9101978–

1484La Crosse County, WIWI121,3391978–

1485Marathon County, WIWI139,4321978–

1486Ozaukee County, WIWI94,3461978–

1487Taylor County, WIWI20,1181978–

1488Albany County, WYWY38,5581978–

1489Converse County, WYWY13,8241978–

1490Eau Claire County, WIWI109,0331978–

1491Fremont County, WYWY39,4641978–

1492Logan County, KYKY28,6691978–

1493Brown County, TXTX38,7111978–

1494DuPage County, ILIL934,2981978–

1495Clinton County, MOMO21,6611978–

1496Oklahoma County, OKOK822,1251978–

1497Pickaway County, OHOH62,9781978–

1498Ventura County, CACA830,8511978–

1499Rio Blanco County, COCO6,6831978–

1500Rio Grande County, COCO11,0871978–

SHOWING 1,001–1,500 OF 3,144

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