Which county has the highest median year built?

McKenzie County, North Dakota ranks #1 with 2005 (2020 American Community Survey).

What are the top 5 counties by median year built?

McKenzie County, North Dakota, Cameron Parish, Louisiana, Sumter County, Florida, Hays County, Texas, Dallas County, Iowa.

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

Newest housing stock, US counties · 2020

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

1501Hunterdon County, NJNJ131,7811978–

1502Colfax County, NMNM12,1841978–

1503Burke County, NCNC88,6551978–

1504Edgecombe County, NCNC49,1211978–

1505Northampton County, NCNC16,4911978–

1506Richmond County, NCNC42,0411978–

1507Rockingham County, NCNC94,1951978–

1508Athens County, OHOH63,1971978–

1509Jackson County, OHOH32,8171978–

1510Tulsa County, OKOK698,7821978–

1511Benton County, OROR97,7281978–

1512Columbia County, OROR54,0911978–

1513Hood River County, OROR23,7201978–

1514Marion County, OROR355,7771978–

1515Wheeler County, OROR1,4721978–

1516Adams County, PAPA107,5941978–

1517Bamberg County, SCSC12,7961978–

1518Buffalo County, SDSD1,8021978–

1519Codington County, SDSD29,5621978–

1520Carter County, TNTN57,3611978–

1521Hamilton County, TNTN390,8331978–

1522Warren County, TNTN43,7171978–

1523Weakley County, TNTN33,2611978–

1524Delta County, TXTX5,5491978–

1525Gregg County, TXTX126,0951978–

1526Houston County, TXTX22,3161978–

1527Marion County, TXTX9,8961978–

1528Milam County, TXTX26,2581978–

1529Reagan County, TXTX3,1661978–

1530Zavala County, TXTX9,0371978–

1531Accomack County, VAVA33,8591978–

1532Clarke County, VAVA15,6091978–

1533Mecklenburg County, VAVA30,7471978–

1534Richmond County, VAVA9,2941978–

1535Russell County, VAVA25,3321978–

1536Sussex County, VAVA10,7551978–

1537Braxton County, WVWV11,8851978–

1538Nicholas County, WVWV23,8481978–

1539Summers County, WVWV11,5321978–

1540Chippewa County, WIWI67,6141978–

1541Twin Falls County, IDID97,5391978–

1542Converse County, WYWY13,8241978–

1543Morton County, NDND34,6011978–

1544Laramie County, WYWY102,9381978–

1545DuPage County, ILIL934,2981978–

1546Costilla County, COCO3,6791978–

1547Cape May County, NJNJ93,3901978–

1548Roane County, TNTN57,3951978–

1549Butler County, PAPA200,1691978–

1550Calhoun County, ALAL115,8341978–

1551Sonoma County, CACA486,4441978–

1552Trinity County, CACA15,7201978–

1553Rio Blanco County, COCO6,6831978–

1554Rio Grande County, COCO11,0871978–

1555Miami-Dade County, FLFL2,802,0291978–

1556Jefferson County, GAGA15,0111978–

1557Taliaferro County, GAGA1,6621978–

1558Gem County, IDID21,7731978–

1559Latah County, IDID41,8421978–

1560Pope County, ILIL3,6721978–

1561Owen County, ININ21,8861978–

1562Polk County, IAIA516,5461978–

1563Estill County, KYKY13,9621978–

1564Floyd County, KYKY34,4011978–

1565Letcher County, KYKY19,9521978–

1566Livingston County, KYKY8,8631978–

1567McCracken County, KYKY67,5531978–

1568Lincoln County, MEME36,5951978–

1569Somerset County, MDMD24,9731978–

1570Halifax County, NCNC46,5341978–

1571Abbeville County, SCSC24,8361978–

1572Hamblen County, TNTN68,8431978–

1573Newport News, VAVA183,2301978–

1574Klickitat County, WAWA24,3311978–

1575Jackson County, WIWI20,9991978–

1576Monroe County, WIWI46,5721978–

1577Colbert County, ALAL59,4741977–

1578Perry County, ALAL7,4251977–

1579Bradley County, ARAR9,8281977–

1580Hempstead County, ARAR19,0801977–

1581Lawrence County, ARAR16,2731977–

1582Poinsett County, ARAR22,4831977–

1583Searcy County, ARAR7,8481977–

1584Woodruff County, ARAR5,7101977–

1585Contra Costa County, CACA1,170,0701977–

1586Boyle County, KYKY31,6321977–

1587Wood County, OHOH134,1761977–

1588Ware County, GAGA36,9061977–

1589Henry County, KYKY16,4471977–

1590Allen Parish, LALA22,6721977–

1591Catahoula Parish, LALA8,2231977–

1592Franklin Parish, LALA19,0021977–

1593Jefferson Davis Parish, LALA31,4711977–

1594Morehouse Parish, LALA23,7051977–

1595Franklin County, MEME30,8241977–

1596Antrim County, MIMI24,6981977–

1597Arenac County, MIMI15,0681977–

1598Charlevoix County, MIMI26,0361977–

1599Chippewa County, MIMI36,0811977–

1600Ogemaw County, MIMI21,1211977–

1601Becker County, MNMN35,4971977–

1602McLeod County, MNMN36,6311977–

1603Morrison County, MNMN34,6201977–

1604Yazoo County, MSMS22,9471977–

1605Douglas County, MOMO12,3421977–

1606Madison County, MOMO12,8581977–

1607Moniteau County, MOMO15,4281977–

1608Wayne County, MOMO10,7821977–

1609Musselshell County, MTMT5,5821977–

1610Richland County, MTMT11,3771977–

1611Belknap County, NHNH65,1471977–

1612Hillsborough County, NHNH433,4151977–

1613Hidalgo County, NMNM3,9291977–

1614Highland County, OHOH43,8231977–

1615Carter County, OKOK48,9101977–

1616Custer County, OKOK28,1751977–

1617Okfuskee County, OKOK11,4511977–

1618Pawnee County, OKOK16,0291977–

1619Douglas County, OROR111,9511977–

1620Linn County, OROR132,8431977–

1621Chester County, SCSC33,0011977–

1622Greenwood County, SCSC70,3791977–

1623Butte County, SDSD10,8561977–

1624Carroll County, TNTN29,2001977–

1625Andrews County, TXTX18,9141977–

1626Ector County, TXTX173,8011977–

1627Glasscock County, TXTX1,1281977–

1628Matagorda County, TXTX36,4631977–

1629Mills County, TXTX4,5801977–

1630Montague County, TXTX21,9661977–

1631Red River County, TXTX11,8161977–

1632Rusk County, TXTX54,8541977–

1633Buchanan County, VAVA18,4921977–

1634Greensville County, VAVA11,1811977–

1635Roanoke County, VAVA97,1501977–

1636Southampton County, VAVA18,1101977–

1637Wythe County, VAVA27,9831977–

1638Whitman County, WAWA48,5121977–

1639Monroe County, WVWV12,4911977–

1640Upshur County, WVWV23,7581977–

1641Wyoming County, WVWV19,8011977–

1642Gooding County, IDID16,4461977–

1643La Crosse County, WIWI121,3391977–

1644Ozaukee County, WIWI94,3461977–

1645Mercer County, NDND8,4411977–

1646Butler County, OHOH400,1281977–

1647Waushara County, WIWI25,2231977–

1648Pittsburg County, OKOK43,3201977–

1649Fremont County, WYWY39,4641977–

1650Sheridan County, WYWY33,2411977–

1651Martin County, ININ9,8561977–

1652Brewster County, TXTX9,4581977–

1653Dunn County, NDND4,0581977–

1654Clinton County, MOMO21,6611977–

1655St. Bernard Parish, LALA45,6421977–

1656Washington County, NENE21,3021977–

1657Franklin County, OHOH1,361,5361977–

1658Moffat County, COCO13,1221977–

1659San Juan County, COCO8131977–

1660Clinch County, GAGA6,8471977–

1661Elbert County, GAGA20,0721977–

1662Muscogee County, GAGA202,1711977–

1663Walker County, GAGA70,2501977–

1664Wilcox County, GAGA8,7971977–

1665DeKalb County, ILIL101,8351977–

1666Effingham County, ILIL34,5191977–

1667Jackson County, ININ47,3701977–

1668Whitley County, ININ35,0461977–

1669Dickinson County, IAIA18,0771977–

1670Finney County, KSKS37,5051977–

1671Carlisle County, KYKY4,7471977–

1672Crittenden County, KYKY8,8071977–

1673Graves County, KYKY37,0501977–

1674Monroe County, KYKY11,1911977–

1675Todd County, KYKY12,9721977–

1676Somerset County, MEME51,6201977–

1677Sweet Grass County, MTMT3,7621977–

1678Lenoir County, NCNC55,8371977–

1679Haywood County, TNTN17,0421977–

1680Emery County, UTUT10,1771977–

1681Sevier County, UTUT22,8271977–

1682Lewis County, WAWA88,0621977–

1683Pacific County, WAWA24,3571977–

1684Spokane County, WAWA558,3441977–

1685Lamar County, ALAL13,5871976–

1686Ketchikan Gateway, AKAK13,5491976–

1687Calhoun County, ARAR4,6321976–

1688Chicot County, ARAR9,1071976–

1689Desha County, ARAR9,9841976–

1690Jefferson County, ARAR62,9871976–

1691Mississippi County, ARAR37,8281976–

1692Monroe County, ARAR6,2441976–

1693Union County, ARAR36,9261976–

1694Colusa County, CACA21,8361976–

1695Shelby County, TNTN910,2261976–

1696Glenn County, CACA28,1411976–

1697Mendocino County, CACA88,1221976–

1698Orange County, CACA3,149,5071976–

1699Calhoun County, WVWV5,9781976–

1700Dade County, MOMO7,8041976–

1701Bee County, TXTX32,5151976–

1702Bartholomew County, ININ85,7291976–

1703St. Mary Parish, LALA46,5521976–

1704Barnstable County, MAMA233,5391976–

1705Alger County, MIMI8,6411976–

1706Clare County, MIMI31,5431976–

1707Eaton County, MIMI109,5811976–

1708Luce County, MIMI6,3391976–

1709Mackinac County, MIMI11,2361976–

1710Montcalm County, MIMI69,4061976–

1711Roscommon County, MIMI23,9141976–

1712Blue Earth County, MNMN70,6341976–

1713Leflore County, MSMS25,6861976–

1714Sunflower County, MSMS22,8931976–

1715Warren County, MSMS41,7591976–

1716Henry County, MOMO22,6711976–

1717Osage County, MOMO13,6111976–

1718Carter County, MTMT1,3831976–

1719Petroleum County, MTMT5481976–

1720Cass County, NENE27,6571976–

1721Merrimack County, NHNH158,0781976–

1722Strafford County, NHNH135,0431976–

1723Burlington County, NJNJ481,4391976–

1724Cibola County, NMNM26,8071976–

1725Curry County, NMNM46,6551976–

1726Grant County, NMNM27,2521976–

1727Anson County, NCNC21,7581976–

1728Mitchell County, NCNC15,0621976–

1729Clinton County, OHOH42,3011976–

1730Perry County, OHOH35,9181976–

1731Comanche County, OKOK122,1581976–

1732Kingfisher County, OKOK15,7951976–

1733Nowata County, OKOK9,5221976–

1734Woodward County, OKOK19,8271976–

1735Klamath County, OROR70,2741976–

1736Lake County, OROR8,1871976–

1737Lane County, OROR381,5841976–

1738Umatilla County, OROR81,1191976–

1739Cumberland County, PAPA277,2701976–

1740Lancaster County, PAPA563,1591976–

1741Perry County, PAPA46,8061976–

1742Clay County, SDSD15,0311976–

1743Dewey County, SDSD5,4191976–

1744Hughes County, SDSD17,5701976–

1745Anderson County, TNTN82,0661976–

1746Crockett County, TNTN14,0061976–

1747Dyer County, TNTN36,3201976–

1748Lake County, TNTN6,2491976–

1749Callahan County, TXTX14,4911976–

1750Clay County, TXTX10,7641976–

1751Comanche County, TXTX14,4321976–

1752Dallam County, TXTX7,5081976–

1753Hockley County, TXTX21,6001976–

1754Jackson County, TXTX15,3931976–

1755Karnes County, TXTX15,0181976–

1756La Salle County, TXTX6,5171976–

1757Presidio County, TXTX5,4331976–

1758Tom Green County, TXTX120,6021976–

1759Yoakum County, TXTX7,4381976–

1760Addison County, VTVT38,0481976–

1761Franklin County, VTVT51,1771976–

1762Orleans County, VTVT27,6001976–

1763Amherst County, VAVA31,9621976–

1764Lee County, VAVA21,6421976–

1765Lewis County, WVWV16,3941976–

1766Mason County, WVWV24,7071976–

1767Wayne County, WVWV37,3091976–

1768Barron County, WIWI46,4841976–

1769Marathon County, WIWI139,4321976–

1770Bell County, KYKY22,8291976–

1771Taylor County, WIWI20,1181976–

1772Licking County, OHOH185,5641976–

1773Kleberg County, TXTX30,3151976–

1774Eau Claire County, WIWI109,0331976–

1775Unicoi County, TNTN17,8561976–

1776Natrona County, WYWY80,5261976–

1777Franklin County, KYKY52,6491976–

1778Brown County, TXTX38,7111976–

1779New Madrid County, MOMO15,0861976–

1780Clinton County, ILIL37,1281976–

1781Terrell County, GAGA8,6561976–

1782Oklahoma County, OKOK822,1251976–

1783Siskiyou County, CACA42,0131976–

1784Ventura County, CACA830,8511976–

1785Pinellas County, FLFL948,5631976–

1786Chattahoochee County, GAGA8,4651976–

1787Chattooga County, GAGA25,3001976–

1788Dooly County, GAGA11,1561976–

1789Floyd County, GAGA101,3781976–

1790Stewart County, GAGA4,6311976–

1791Honolulu County, HIHI988,7031976–

1792Benewah County, IDID10,5081976–

1793Bingham County, IDID51,1531976–

1794Lincoln County, IDID5,6031976–

1795Payette County, IDID27,8241976–

1796Washington County, IDID11,5831976–

1797Jackson County, ILIL52,5011976–

1798Massac County, ILIL13,5021976–

1799Elkhart County, ININ208,7741976–

1800Greene County, ININ31,1651976–

1801Kosciusko County, ININ80,8921976–

1802Orange County, ININ19,8341976–

1803Linn County, IAIA232,0281976–

1804Madison County, IAIA17,2701976–

1805Jefferson County, KSKS18,2961976–

1806Green County, KYKY11,6441976–

1807Henderson County, KYKY44,2551976–

1808Hopkins County, KYKY45,1271976–

1809McLean County, KYKY9,0641976–

1810Muhlenberg County, KYKY30,6341976–

1811Oxford County, MEME60,3461976–

1812Penobscot County, MEME157,9671976–

1813Sagadahoc County, MEME37,9791976–

1814Kent County, MDMD19,5651976–

1815Prince George's County, MDMD970,3741976–

1816Roosevelt County, NMNM18,6151976–

1817Pontotoc County, OKOK38,5281976–

1818Franklin County, PAPA160,6521976–

1819Scott County, VAVA21,2001976–

1820Asotin County, WAWA22,5451976–

1821Iowa County, WIWI23,9511976–

1822Marquette County, WIWI15,9271976–

1823Bourbon County, KYKY20,2431975–

1824Ashley County, ARAR17,8311975–

1825Columbia County, ARAR21,8941975–

1826Jackson County, ARAR16,7411975–

1827Lafayette County, ARAR5,8881975–

1828Nevada County, ARAR7,9421975–

1829Sullivan County, TNTN163,7591975–

1830Duval County, TXTX9,4021975–

1831Napa County, CACA132,9491975–

1832Gilmer County, WVWV7,0851975–

1833Caddo Parish, LALA224,2261975–

1834Claiborne Parish, LALA13,3541975–

1835Concordia Parish, LALA17,8361975–

1836Jackson Parish, LALA15,8341975–

1837Winn Parish, LALA14,9611975–

1838Barry County, MIMI63,9911975–

1839Macomb County, MIMI886,2211975–

1840Mason County, MIMI29,0401975–

1841Midland County, MIMI83,7541975–

1842Kandiyohi County, MNMN44,7201975–

1843Le Sueur County, MNMN29,4531975–

1844Bolivar County, MSMS28,2621975–

1845Daviess County, MOMO8,5581975–

1846Iron County, MOMO9,3181975–

1847Lewis County, MOMO9,8791975–

1848Putnam County, MOMO4,5461975–

1849Reynolds County, MOMO5,9921975–

1850St. Clair County, MOMO9,9761975–

1851Scott County, MOMO37,9751975–

1852Big Horn County, MTMT12,7521975–

1853Lincoln County, NVNV4,3201975–

1854Billings County, NDND1,0711975–

1855Portage County, OHOH163,4041975–

1856Coal County, OKOK5,4361975–

1857Muskogee County, OKOK66,7081975–

1858Seminole County, OKOK23,4411975–

1859Fulton County, PAPA14,4831975–

1860Haakon County, SDSD1,8021975–

1861Yankton County, SDSD23,6351975–

1862Garza County, TXTX4,5101975–

1863Jack County, TXTX9,5631975–

1864Jefferson County, TXTX254,3211975–

1865Jim Hogg County, TXTX4,5551975–

1866Lavaca County, TXTX20,6511975–

1867Sterling County, TXTX1,3491975–

1868Orange County, VTVT30,0021975–

1869Mathews County, VAVA8,5291975–

1870Boone County, WVWV20,2511975–

1871Greenbrier County, WVWV31,5781975–

1872Pleasants County, WVWV7,3381975–

1873Randolph County, WVWV26,8821975–

1874Roane County, WVWV13,3171975–

1875Columbia County, WIWI58,1321975–

1876Crawford County, WIWI15,9101975–

1877Wheeler County, GAGA7,5701975–

1878Lincoln County, WIWI28,4031975–

1879Lafayette County, MOMO33,5311975–

1880Rusk County, WIWI14,1461975–

1881Raleigh County, WVWV71,7751975–

1882Price County, WIWI13,9881975–

1883East Carroll Parish, LALA6,7601975–

1884Beaverhead County, MTMT10,0431975–

1885Hampton, VAVA137,3151975–

1886Conejos County, COCO7,5291975–

1887Dolores County, COCO2,4661975–

1888Bibb County, GAGA157,5561975–

1889Calhoun County, GAGA5,4131975–

1890Dougherty County, GAGA82,6161975–

1891Upson County, GAGA28,5001975–

1892Wilkes County, GAGA9,5401975–

1893Bannock County, IDID91,5911975–

1894Caribou County, IDID7,2521975–

1895Jefferson County, ILIL36,1471975–

1896Jersey County, ILIL21,1601975–

1897Lawrence County, ININ45,5681975–

1898Ripley County, ININ29,4341975–

1899Jackson County, KSKS13,4381975–

1900Sedgwick County, KSKS538,4331975–

1901Daviess County, KYKY104,8981975–

1902Greenup County, KYKY35,2131975–

1903Harlan County, KYKY24,7251975–

1904Mercer County, KYKY23,7331975–

1905Webster Parish, LALA34,9481975–

1906Piscataquis County, MEME17,4091975–

1907Washington County, MEME31,3341975–

1908Hertford County, NCNC19,0151975–

1909York County, PAPA473,1971975–

1910Washington County, RIRI129,7951975–

1911Gibson County, TNTN51,7791975–

1912Palo Pinto County, TXTX30,7911975–

1913Wharton County, TXTX42,0601975–

1914Beaver County, UTUT7,3011975–

1915Marinette County, WIWI42,5741975–

1916Trempealeau County, WIWI31,1711975–

1917Walworth County, WIWI106,1271975–

1918Dallas County, ALAL35,1401974–

1919Arkansas County, ARAR15,8361974–

1920Cooper County, MOMO17,1361974–

1921Clay County, ARAR14,0521974–

1922Modoc County, CACA8,4261974–

1923Monterey County, CACA433,7291974–

1924Santa Clara County, CACA1,914,3911974–

1925Sierra County, CACA3,0981974–

1926Martin County, NCNC21,6011974–

1927Yakima County, WAWA259,1851974–

1928Hickman County, KYKY4,3721974–

1929Union County, KYKY12,8391974–

1930Webster County, KYKY12,9291974–

1931Jefferson Parish, LALA431,3981974–

1932Cumberland County, MEME317,2221974–

1933Kennebec County, MEME129,0671974–

1934Washington County, MDMD157,7311974–

1935Alcona County, MIMI10,5561974–

1936Kalamazoo County, MIMI263,7951974–

1937Kent County, MIMI675,2321974–

1938Montmorency County, MIMI9,8421974–

1939Oakland County, MIMI1,288,3371974–

1940St. Clair County, MIMI160,4861974–

1941Van Buren County, MIMI76,0711974–

1942Carlton County, MNMN36,7111974–

1943Goodhue County, MNMN48,1951974–

1944Mahnomen County, MNMN5,1531974–

1945Meeker County, MNMN23,6031974–

1946Todd County, MNMN26,0601974–

1947Wadena County, MNMN14,3881974–

1948Hinds County, MSMS211,8881974–

1949Kemper County, MSMS8,6001974–

1950Bates County, MOMO16,5121974–

1951Nodaway County, MOMO20,1741974–

1952Stoddard County, MOMO28,2841974–

1953Glacier County, MTMT13,4631974–

1954Powder River County, MTMT1,7811974–

1955Douglas County, NENE606,4601974–

1956Atlantic County, NJNJ278,6571974–

1957Eddy County, NMNM62,5091974–

1958Los Alamos County, NMNM19,4071974–

1959Washington County, NCNC10,6381974–

1960McLean County, NDND9,7401974–

1961Oliver County, NDND1,8981974–

1962Geauga County, OHOH95,6761974–

1963Greene County, OHOH174,3221974–

1964Lawrence County, OHOH55,7101974–

1965Madison County, OHOH46,9851974–

1966Noble County, OHOH14,2761974–

1967Shelby County, OHOH48,0651974–

1968Wayne County, OHOH116,7581974–

1969Craig County, OKOK14,5181974–

1970Okmulgee County, OKOK37,2411974–

1971Stephens County, OKOK44,3101974–

1972Clatsop County, OROR40,9261974–

1973Malheur County, OROR32,2611974–

1974Bucks County, PAPA647,8281974–

1975Montour County, PAPA17,8681974–

1976Union County, PAPA42,3131974–

1977Union County, SCSC26,7991974–

1978Jackson County, SDSD2,6661974–

1979Mellette County, SDSD2,1371974–

1980Obion County, TNTN30,0671974–

1981Brooks County, TXTX6,5791974–

1982Crane County, TXTX4,5541974–

1983Hamilton County, TXTX8,6801974–

1984Kent County, TXTX6741974–

1985Kimble County, TXTX4,4381974–

1986Martin County, TXTX5,2841974–

1987Moore County, TXTX21,8911974–

1988Schleicher County, TXTX2,2451974–

1989Sutton County, TXTX3,2031974–

1990Taylor County, TXTX150,0771974–

1991Millard County, UTUT14,0571974–

1992Arlington County, VAVA243,9311974–

1993Charlotte County, VAVA11,4011974–

1994Halifax County, VAVA33,4471974–

1995Henry County, VAVA49,2421974–

1996Lunenburg County, VAVA12,0581974–

1997Barbour County, WVWV15,4141974–

1998Mercer County, WVWV57,5031974–

1999Shawano County, WIWI41,5601974–

2000Waupaca County, WIWI51,4611974–

SHOWING 1,501–2,000 OF 3,134

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