Which county has the lowest median year built?

Kings County, New York ranks #1 with 0 (2020 American Community Survey).

What are the top 5 counties by median year built?

Kings County, New York, St. Louis, Missouri, Sioux County, Nebraska, Kalawao County, Hawaii, Lincoln County, Kansas.

How many counties are in this ranking?

3,134 counties qualify after filtering for population minimums and data availability. The ranking covers 2020 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 (2020).

RANKING · 2020 CENSUS · 500 SHOWN OF 3,134

Oldest housing stock, US counties · 2020

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

1001McPherson County, KSKS30,0641972–

1002Baltimore County, MDMD847,6501972–

1003Madison County, NENE36,1061972–

1004Chaves County, NMNM63,3641972–

1005Forest County, PAPA6,6141972–

1006Wyoming County, PAPA25,7901972–

1007Carbon County, UTUT20,6801972–

1008Lincoln County, WAWA11,9821972–

1009Grant County, WIWI52,4461972–

1010Green County, WIWI37,2271972–

1011Iron County, WIWI6,1271972–

1012Etowah County, ALAL103,8861973–

1013Lee County, ARAR8,0291973–

1014Ouachita County, ARAR21,7311973–

1015Phillips County, ARAR14,2551973–

1016DeWitt County, TXTX20,3091973–

1017Santa Cruz County, CACA258,8521973–

1018Lake County, COCO7,5521973–

1019Hamlin County, SDSD6,9001973–

1020St. Landry Parish, LALA80,7651973–

1021Tensas Parish, LALA3,7001973–

1022Monroe County, MIMI156,0041973–

1023Oscoda County, MIMI8,7231973–

1024Adair County, MOMO25,6841973–

1025Barton County, MOMO11,7951973–

1026Gasconade County, MOMO14,7841973–

1027Mississippi County, MOMO12,0031973–

1028Pike County, MOMO17,9551973–

1029Ray County, MOMO23,3981973–

1030Hall County, NENE63,6331973–

1031Thurston County, NENE6,7521973–

1032Mineral County, NVNV4,4071973–

1033White Pine County, NVNV8,6611973–

1034Sullivan County, NHNH43,9611973–

1035Guadalupe County, NMNM4,3431973–

1036Lea County, NMNM74,7491973–

1037Clinton County, NYNY78,1381973–

1038Ontario County, NYNY113,1301973–

1039Schoharie County, NYNY30,1761973–

1040Sargent County, NDND3,7111973–

1041Knox County, OHOH64,0021973–

1042Morgan County, OHOH13,6261973–

1043Ross County, OHOH76,4291973–

1044Caddo County, OKOK26,1301973–

1045Ottawa County, OKOK30,4381973–

1046Grant County, OROR7,0751973–

1047Harney County, OROR7,3801973–

1048Union County, OROR25,9001973–

1049Wallowa County, OROR7,5951973–

1050Snyder County, PAPA39,6551973–

1051Brown County, SDSD37,5611973–

1052Brule County, SDSD5,2781973–

1053Lake County, SDSD10,9931973–

1054Roberts County, SDSD10,2551973–

1055Crockett County, TXTX2,7691973–

1056Falls County, TXTX17,8691973–

1057Morris County, TXTX12,1331973–

1058Ochiltree County, TXTX9,2841973–

1059Pecos County, TXTX14,5601973–

1060Upton County, TXTX3,1311973–

1061Essex County, VTVT6,0511973–

1062Windham County, VTVT45,2041973–

1063Windsor County, VTVT57,3121973–

1064Grayson County, VAVA15,2301973–

1065Nottoway County, VAVA15,7961973–

1066Smyth County, VAVA28,8821973–

1067Tazewell County, VAVA38,6351973–

1068Walla Walla County, WAWA62,3611973–

1069Mineral County, WVWV26,7921973–

1070Ritchie County, WVWV8,0341973–

1071Kenosha County, WIWI168,4481973–

1072Winnebago County, WIWI174,2181973–

1073Carbon County, WYWY14,0131973–

1074Concho County, TXTX3,6071973–

1075Santa Barbara County, CACA442,0651973–

1076Monmouth County, NJNJ651,0351973–

1077Clear Creek County, COCO8,9941973–

1078Huerfano County, COCO7,0111973–

1079Morgan County, COCO30,3061973–

1080Pueblo County, COCO169,2771973–

1081New Castle County, DEDE588,0261973–

1082Bear Lake County, IDID6,7271973–

1083Decatur County, ININ26,5761973–

1084Gibson County, ININ33,0911973–

1085Jefferson County, ININ33,2791973–

1086Marshall County, ININ46,5991973–

1087Parke County, ININ16,6421973–

1088Marion County, IAIA34,1921973–

1089Monroe County, IAIA7,4061973–

1090Fulton County, KYKY6,2181973–

1091Kenton County, KYKY175,7791973–

1092Mason County, KYKY16,9361973–

1093Nicholas County, KYKY7,9491973–

1094Tompkins County, NYNY104,0471973–

1095Juniata County, PAPA23,4031973–

1096Radford, VAVA17,2431973–

1097Jefferson County, WIWI86,5051973–

1098Vernon County, WIWI31,4431973–

1099Goshen County, WYWY12,6401973–

1100Dallas County, ALAL35,1401974–

1101Arkansas County, ARAR15,8361974–

1102Cooper County, MOMO17,1361974–

1103Clay County, ARAR14,0521974–

1104Modoc County, CACA8,4261974–

1105Monterey County, CACA433,7291974–

1106Santa Clara County, CACA1,914,3911974–

1107Sierra County, CACA3,0981974–

1108Martin County, NCNC21,6011974–

1109Yakima County, WAWA259,1851974–

1110Hickman County, KYKY4,3721974–

1111Union County, KYKY12,8391974–

1112Webster County, KYKY12,9291974–

1113Jefferson Parish, LALA431,3981974–

1114Cumberland County, MEME317,2221974–

1115Kennebec County, MEME129,0671974–

1116Washington County, MDMD157,7311974–

1117Alcona County, MIMI10,5561974–

1118Kalamazoo County, MIMI263,7951974–

1119Kent County, MIMI675,2321974–

1120Montmorency County, MIMI9,8421974–

1121Oakland County, MIMI1,288,3371974–

1122St. Clair County, MIMI160,4861974–

1123Van Buren County, MIMI76,0711974–

1124Carlton County, MNMN36,7111974–

1125Goodhue County, MNMN48,1951974–

1126Mahnomen County, MNMN5,1531974–

1127Meeker County, MNMN23,6031974–

1128Todd County, MNMN26,0601974–

1129Wadena County, MNMN14,3881974–

1130Hinds County, MSMS211,8881974–

1131Kemper County, MSMS8,6001974–

1132Bates County, MOMO16,5121974–

1133Nodaway County, MOMO20,1741974–

1134Stoddard County, MOMO28,2841974–

1135Glacier County, MTMT13,4631974–

1136Powder River County, MTMT1,7811974–

1137Douglas County, NENE606,4601974–

1138Atlantic County, NJNJ278,6571974–

1139Eddy County, NMNM62,5091974–

1140Los Alamos County, NMNM19,4071974–

1141Washington County, NCNC10,6381974–

1142McLean County, NDND9,7401974–

1143Oliver County, NDND1,8981974–

1144Geauga County, OHOH95,6761974–

1145Greene County, OHOH174,3221974–

1146Lawrence County, OHOH55,7101974–

1147Madison County, OHOH46,9851974–

1148Noble County, OHOH14,2761974–

1149Shelby County, OHOH48,0651974–

1150Wayne County, OHOH116,7581974–

1151Craig County, OKOK14,5181974–

1152Okmulgee County, OKOK37,2411974–

1153Stephens County, OKOK44,3101974–

1154Clatsop County, OROR40,9261974–

1155Malheur County, OROR32,2611974–

1156Bucks County, PAPA647,8281974–

1157Montour County, PAPA17,8681974–

1158Union County, PAPA42,3131974–

1159Union County, SCSC26,7991974–

1160Jackson County, SDSD2,6661974–

1161Mellette County, SDSD2,1371974–

1162Obion County, TNTN30,0671974–

1163Brooks County, TXTX6,5791974–

1164Crane County, TXTX4,5541974–

1165Hamilton County, TXTX8,6801974–

1166Kent County, TXTX6741974–

1167Kimble County, TXTX4,4381974–

1168Martin County, TXTX5,2841974–

1169Moore County, TXTX21,8911974–

1170Schleicher County, TXTX2,2451974–

1171Sutton County, TXTX3,2031974–

1172Taylor County, TXTX150,0771974–

1173Millard County, UTUT14,0571974–

1174Arlington County, VAVA243,9311974–

1175Charlotte County, VAVA11,4011974–

1176Halifax County, VAVA33,4471974–

1177Henry County, VAVA49,2421974–

1178Lunenburg County, VAVA12,0581974–

1179Barbour County, WVWV15,4141974–

1180Mercer County, WVWV57,5031974–

1181Shawano County, WIWI41,5601974–

1182Waupaca County, WIWI51,4611974–

1183Platte County, WYWY8,6341974–

1184DeKalb County, ININ44,5351974–

1185Logan County, KYKY28,6691974–

1186Vernon County, MOMO19,9461974–

1187Carroll County, OHOH26,4751974–

1188Jefferson County, ALAL665,7421974–

1189Taylor County, WVWV16,2871974–

1190St. Clair County, ILIL250,7081974–

1191Telfair County, GAGA11,1951974–

1192Cassia County, IDID26,3971974–

1193Franklin County, IDID15,8891974–

1194Power County, IDID8,2461974–

1195Bond County, ILIL16,9591974–

1196Jasper County, ILIL9,0321974–

1197Jo Daviess County, ILIL21,5941974–

1198Menard County, ILIL11,8631974–

1199Putnam County, ILIL5,6191974–

1200Union County, ILIL16,6561974–

1201Woodford County, ILIL38,1111974–

1202Allen County, ININ402,3291974–

1203Floyd County, ININ82,1531974–

1204Noble County, ININ47,9371974–

1205Posey County, ININ24,9881974–

1206Ellis County, KSKS29,0751974–

1207Kearny County, KSKS3,8881974–

1208Dorchester County, MDMD33,6281974–

1209Warren County, NYNY65,0201974–

1210Stanly County, NCNC68,8301974–

1211Susquehanna County, PAPA38,2371974–

1212Coke County, TXTX3,4121974–

1213Piute County, UTUT1,5091974–

1214Norton, VAVA3,4771974–

1215Adams County, WAWA21,4881974–

1216Cowlitz County, WAWA114,8851974–

1217Grays Harbor County, WAWA78,1441974–

1218Bourbon County, KYKY20,2431975–

1219Ashley County, ARAR17,8311975–

1220Columbia County, ARAR21,8941975–

1221Jackson County, ARAR16,7411975–

1222Lafayette County, ARAR5,8881975–

1223Nevada County, ARAR7,9421975–

1224Sullivan County, TNTN163,7591975–

1225Duval County, TXTX9,4021975–

1226Napa County, CACA132,9491975–

1227Gilmer County, WVWV7,0851975–

1228Caddo Parish, LALA224,2261975–

1229Claiborne Parish, LALA13,3541975–

1230Concordia Parish, LALA17,8361975–

1231Jackson Parish, LALA15,8341975–

1232Winn Parish, LALA14,9611975–

1233Barry County, MIMI63,9911975–

1234Macomb County, MIMI886,2211975–

1235Mason County, MIMI29,0401975–

1236Midland County, MIMI83,7541975–

1237Kandiyohi County, MNMN44,7201975–

1238Le Sueur County, MNMN29,4531975–

1239Bolivar County, MSMS28,2621975–

1240Daviess County, MOMO8,5581975–

1241Iron County, MOMO9,3181975–

1242Lewis County, MOMO9,8791975–

1243Putnam County, MOMO4,5461975–

1244Reynolds County, MOMO5,9921975–

1245St. Clair County, MOMO9,9761975–

1246Scott County, MOMO37,9751975–

1247Big Horn County, MTMT12,7521975–

1248Lincoln County, NVNV4,3201975–

1249Billings County, NDND1,0711975–

1250Portage County, OHOH163,4041975–

1251Coal County, OKOK5,4361975–

1252Muskogee County, OKOK66,7081975–

1253Seminole County, OKOK23,4411975–

1254Fulton County, PAPA14,4831975–

1255Haakon County, SDSD1,8021975–

1256Yankton County, SDSD23,6351975–

1257Garza County, TXTX4,5101975–

1258Jack County, TXTX9,5631975–

1259Jefferson County, TXTX254,3211975–

1260Jim Hogg County, TXTX4,5551975–

1261Lavaca County, TXTX20,6511975–

1262Sterling County, TXTX1,3491975–

1263Orange County, VTVT30,0021975–

1264Mathews County, VAVA8,5291975–

1265Boone County, WVWV20,2511975–

1266Greenbrier County, WVWV31,5781975–

1267Pleasants County, WVWV7,3381975–

1268Randolph County, WVWV26,8821975–

1269Roane County, WVWV13,3171975–

1270Columbia County, WIWI58,1321975–

1271Crawford County, WIWI15,9101975–

1272Wheeler County, GAGA7,5701975–

1273Lincoln County, WIWI28,4031975–

1274Lafayette County, MOMO33,5311975–

1275Rusk County, WIWI14,1461975–

1276Raleigh County, WVWV71,7751975–

1277Price County, WIWI13,9881975–

1278East Carroll Parish, LALA6,7601975–

1279Beaverhead County, MTMT10,0431975–

1280Hampton, VAVA137,3151975–

1281Conejos County, COCO7,5291975–

1282Dolores County, COCO2,4661975–

1283Bibb County, GAGA157,5561975–

1284Calhoun County, GAGA5,4131975–

1285Dougherty County, GAGA82,6161975–

1286Upson County, GAGA28,5001975–

1287Wilkes County, GAGA9,5401975–

1288Bannock County, IDID91,5911975–

1289Caribou County, IDID7,2521975–

1290Jefferson County, ILIL36,1471975–

1291Jersey County, ILIL21,1601975–

1292Lawrence County, ININ45,5681975–

1293Ripley County, ININ29,4341975–

1294Jackson County, KSKS13,4381975–

1295Sedgwick County, KSKS538,4331975–

1296Daviess County, KYKY104,8981975–

1297Greenup County, KYKY35,2131975–

1298Harlan County, KYKY24,7251975–

1299Mercer County, KYKY23,7331975–

1300Webster Parish, LALA34,9481975–

1301Piscataquis County, MEME17,4091975–

1302Washington County, MEME31,3341975–

1303Hertford County, NCNC19,0151975–

1304York County, PAPA473,1971975–

1305Washington County, RIRI129,7951975–

1306Gibson County, TNTN51,7791975–

1307Palo Pinto County, TXTX30,7911975–

1308Wharton County, TXTX42,0601975–

1309Beaver County, UTUT7,3011975–

1310Marinette County, WIWI42,5741975–

1311Trempealeau County, WIWI31,1711975–

1312Walworth County, WIWI106,1271975–

1313Lamar County, ALAL13,5871976–

1314Ketchikan Gateway, AKAK13,5491976–

1315Calhoun County, ARAR4,6321976–

1316Chicot County, ARAR9,1071976–

1317Desha County, ARAR9,9841976–

1318Jefferson County, ARAR62,9871976–

1319Mississippi County, ARAR37,8281976–

1320Monroe County, ARAR6,2441976–

1321Union County, ARAR36,9261976–

1322Colusa County, CACA21,8361976–

1323Shelby County, TNTN910,2261976–

1324Glenn County, CACA28,1411976–

1325Mendocino County, CACA88,1221976–

1326Orange County, CACA3,149,5071976–

1327Calhoun County, WVWV5,9781976–

1328Dade County, MOMO7,8041976–

1329Bee County, TXTX32,5151976–

1330Bartholomew County, ININ85,7291976–

1331St. Mary Parish, LALA46,5521976–

1332Barnstable County, MAMA233,5391976–

1333Alger County, MIMI8,6411976–

1334Clare County, MIMI31,5431976–

1335Eaton County, MIMI109,5811976–

1336Luce County, MIMI6,3391976–

1337Mackinac County, MIMI11,2361976–

1338Montcalm County, MIMI69,4061976–

1339Roscommon County, MIMI23,9141976–

1340Blue Earth County, MNMN70,6341976–

1341Leflore County, MSMS25,6861976–

1342Sunflower County, MSMS22,8931976–

1343Warren County, MSMS41,7591976–

1344Henry County, MOMO22,6711976–

1345Osage County, MOMO13,6111976–

1346Carter County, MTMT1,3831976–

1347Petroleum County, MTMT5481976–

1348Cass County, NENE27,6571976–

1349Merrimack County, NHNH158,0781976–

1350Strafford County, NHNH135,0431976–

1351Burlington County, NJNJ481,4391976–

1352Cibola County, NMNM26,8071976–

1353Curry County, NMNM46,6551976–

1354Grant County, NMNM27,2521976–

1355Anson County, NCNC21,7581976–

1356Mitchell County, NCNC15,0621976–

1357Clinton County, OHOH42,3011976–

1358Perry County, OHOH35,9181976–

1359Comanche County, OKOK122,1581976–

1360Kingfisher County, OKOK15,7951976–

1361Nowata County, OKOK9,5221976–

1362Woodward County, OKOK19,8271976–

1363Klamath County, OROR70,2741976–

1364Lake County, OROR8,1871976–

1365Lane County, OROR381,5841976–

1366Umatilla County, OROR81,1191976–

1367Cumberland County, PAPA277,2701976–

1368Lancaster County, PAPA563,1591976–

1369Perry County, PAPA46,8061976–

1370Clay County, SDSD15,0311976–

1371Dewey County, SDSD5,4191976–

1372Hughes County, SDSD17,5701976–

1373Anderson County, TNTN82,0661976–

1374Crockett County, TNTN14,0061976–

1375Dyer County, TNTN36,3201976–

1376Lake County, TNTN6,2491976–

1377Callahan County, TXTX14,4911976–

1378Clay County, TXTX10,7641976–

1379Comanche County, TXTX14,4321976–

1380Dallam County, TXTX7,5081976–

1381Hockley County, TXTX21,6001976–

1382Jackson County, TXTX15,3931976–

1383Karnes County, TXTX15,0181976–

1384La Salle County, TXTX6,5171976–

1385Presidio County, TXTX5,4331976–

1386Tom Green County, TXTX120,6021976–

1387Yoakum County, TXTX7,4381976–

1388Addison County, VTVT38,0481976–

1389Franklin County, VTVT51,1771976–

1390Orleans County, VTVT27,6001976–

1391Amherst County, VAVA31,9621976–

1392Lee County, VAVA21,6421976–

1393Lewis County, WVWV16,3941976–

1394Mason County, WVWV24,7071976–

1395Wayne County, WVWV37,3091976–

1396Barron County, WIWI46,4841976–

1397Marathon County, WIWI139,4321976–

1398Bell County, KYKY22,8291976–

1399Taylor County, WIWI20,1181976–

1400Licking County, OHOH185,5641976–

1401Kleberg County, TXTX30,3151976–

1402Eau Claire County, WIWI109,0331976–

1403Unicoi County, TNTN17,8561976–

1404Natrona County, WYWY80,5261976–

1405Franklin County, KYKY52,6491976–

1406Brown County, TXTX38,7111976–

1407New Madrid County, MOMO15,0861976–

1408Clinton County, ILIL37,1281976–

1409Terrell County, GAGA8,6561976–

1410Oklahoma County, OKOK822,1251976–

1411Siskiyou County, CACA42,0131976–

1412Ventura County, CACA830,8511976–

1413Pinellas County, FLFL948,5631976–

1414Chattahoochee County, GAGA8,4651976–

1415Chattooga County, GAGA25,3001976–

1416Dooly County, GAGA11,1561976–

1417Floyd County, GAGA101,3781976–

1418Stewart County, GAGA4,6311976–

1419Honolulu County, HIHI988,7031976–

1420Benewah County, IDID10,5081976–

1421Bingham County, IDID51,1531976–

1422Lincoln County, IDID5,6031976–

1423Payette County, IDID27,8241976–

1424Washington County, IDID11,5831976–

1425Jackson County, ILIL52,5011976–

1426Massac County, ILIL13,5021976–

1427Elkhart County, ININ208,7741976–

1428Greene County, ININ31,1651976–

1429Kosciusko County, ININ80,8921976–

1430Orange County, ININ19,8341976–

1431Linn County, IAIA232,0281976–

1432Madison County, IAIA17,2701976–

1433Jefferson County, KSKS18,2961976–

1434Green County, KYKY11,6441976–

1435Henderson County, KYKY44,2551976–

1436Hopkins County, KYKY45,1271976–

1437McLean County, KYKY9,0641976–

1438Muhlenberg County, KYKY30,6341976–

1439Oxford County, MEME60,3461976–

1440Penobscot County, MEME157,9671976–

1441Sagadahoc County, MEME37,9791976–

1442Kent County, MDMD19,5651976–

1443Prince George's County, MDMD970,3741976–

1444Roosevelt County, NMNM18,6151976–

1445Pontotoc County, OKOK38,5281976–

1446Franklin County, PAPA160,6521976–

1447Scott County, VAVA21,2001976–

1448Asotin County, WAWA22,5451976–

1449Iowa County, WIWI23,9511976–

1450Marquette County, WIWI15,9271976–

1451Colbert County, ALAL59,4741977–

1452Perry County, ALAL7,4251977–

1453Bradley County, ARAR9,8281977–

1454Hempstead County, ARAR19,0801977–

1455Lawrence County, ARAR16,2731977–

1456Poinsett County, ARAR22,4831977–

1457Searcy County, ARAR7,8481977–

1458Woodruff County, ARAR5,7101977–

1459Contra Costa County, CACA1,170,0701977–

1460Boyle County, KYKY31,6321977–

1461Wood County, OHOH134,1761977–

1462Ware County, GAGA36,9061977–

1463Henry County, KYKY16,4471977–

1464Allen Parish, LALA22,6721977–

1465Catahoula Parish, LALA8,2231977–

1466Franklin Parish, LALA19,0021977–

1467Jefferson Davis Parish, LALA31,4711977–

1468Morehouse Parish, LALA23,7051977–

1469Franklin County, MEME30,8241977–

1470Antrim County, MIMI24,6981977–

1471Arenac County, MIMI15,0681977–

1472Charlevoix County, MIMI26,0361977–

1473Chippewa County, MIMI36,0811977–

1474Ogemaw County, MIMI21,1211977–

1475Becker County, MNMN35,4971977–

1476McLeod County, MNMN36,6311977–

1477Morrison County, MNMN34,6201977–

1478Yazoo County, MSMS22,9471977–

1479Douglas County, MOMO12,3421977–

1480Madison County, MOMO12,8581977–

1481Moniteau County, MOMO15,4281977–

1482Wayne County, MOMO10,7821977–

1483Musselshell County, MTMT5,5821977–

1484Richland County, MTMT11,3771977–

1485Belknap County, NHNH65,1471977–

1486Hillsborough County, NHNH433,4151977–

1487Hidalgo County, NMNM3,9291977–

1488Highland County, OHOH43,8231977–

1489Carter County, OKOK48,9101977–

1490Custer County, OKOK28,1751977–

1491Okfuskee County, OKOK11,4511977–

1492Pawnee County, OKOK16,0291977–

1493Douglas County, OROR111,9511977–

1494Linn County, OROR132,8431977–

1495Chester County, SCSC33,0011977–

1496Greenwood County, SCSC70,3791977–

1497Butte County, SDSD10,8561977–

1498Carroll County, TNTN29,2001977–

1499Andrews County, TXTX18,9141977–

1500Ector County, TXTX173,8011977–

SHOWING 1,001–1,500 OF 3,134

1 2 3 4 5 6 7

Download CSV (full list, 3,134 rows)

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