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RANKING · 2020 CENSUS · 500 SHOWN OF 3,101

Largest Scotch-Irish population, US counties · 2020

US counties ranked by the number of residents who are Scotch-Irish ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV.

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RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2010
1001Wasco County, OROR26,310560−4%
1002Erath County, TXTX43,911560−35%
1003Chippewa County, MIMI36,081559−48%
1004Nye County, NVNV57,336559−42%
1005Cumberland County, NJNJ157,148559−66%
1006Dearborn County, ININ51,609559−22%
1007Gillespie County, TXTX28,527558−37%
1008Iberia Parish, LALA66,846557+69%
1009Beaufort County, NCNC44,670557−23%
1010Cass County, MIMI51,677556−23%
1011Clatsop County, OROR40,926554−54%
1012Lafayette County, MOMO33,531554−36%
1013Warrick County, ININ66,803554−34%
1014Midland County, MIMI83,754553−66%
1015Talbot County, MDMD38,238552−46%
1016Cherokee County, TXTX53,337552−40%
1017Dunklin County, MOMO26,855550+71%
1018Dougherty County, GAGA82,616550−55%
1019Walworth County, WIWI106,127549−64%
1020Lake County, MTMT33,392547−51%
1021Madison County, GAGA32,919547−4%
1022Marquette County, MIMI68,064546−48%
1023Fredericksburg, VAVA30,393546+29%
1024Radford, VAVA17,243546−3%
1025Juneau, AKAK31,609545−24%
1026Clinton County, NYNY78,138545−58%
1027Phelps County, MOMO45,247544−41%
1028Mason County, WVWV24,707542+31%
1029Morgan County, GAGA22,095542−1%
1030Wyandot County, OHOH21,567541+173%
1031Lumpkin County, GAGA36,178541−63%
1032Floyd County, KYKY34,401539+28%
1033Dallas County, ALAL35,140537+29%
1034Ward County, NDND68,233537−40%
1035Tehama County, CACA64,665537−55%
1036Gadsden County, FLFL44,298536−38%
1037McIntosh County, GAGA11,989536+2%
1038Dallas County, MOMO18,025535+83%
1039Cocke County, TNTN37,889535−63%
1040Blount County, ALAL60,156535−63%
1041Palo Pinto County, TXTX30,791535+4%
1042Twin Falls County, IDID97,539533−43%
1043Decatur County, GAGA29,432533+114%
1044Crawford County, OHOH41,896532−36%
1045Lavaca County, TXTX20,651532+85%
1046Wayne County, WVWV37,309532−66%
1047Chilton County, ALAL47,708531−25%
1048Grundy County, ILIL54,052530−53%
1049Woodford County, KYKY27,883528−25%
1050Mayes County, OKOK40,416528−49%
1051Morgan County, ININ74,967528−59%
1052Hillsdale County, MIMI45,738527−16%
1053Pocahontas County, WVWV7,602527+76%
1054Kittitas County, WAWA48,803526−53%
1055Person County, NCNC40,636525−56%
1056Wythe County, VAVA27,983525−41%
1057Hendry County, FLFL48,276524+68%
1058New Kent County, VAVA28,022523−14%
1059Geneva County, ALAL27,554522−39%
1060Bradford County, PAPA59,600521−52%
1061Unicoi County, TNTN17,856520+8%
1062Bay County, MIMI102,123519−65%
1063Union County, SCSC26,799519−30%
1064Delaware County, OKOK41,910517−38%
1065Winston County, ALAL23,829516+39%
1066La Plata County, COCO56,898516−65%
1067Pickens County, ALAL18,221515+30%
1068Northumberland County, PAPA89,920515−48%
1069Marion County, TNTN29,804514−36%
1070White County, TNTN29,612513+1%
1071Howard County, ININ83,904512−55%
1072Cheatham County, TNTN42,778511−62%
1073Fannin County, GAGA26,111511−41%
1074Anderson County, KYKY25,225511−24%
1075Huron County, OHOH58,250508−18%
1076Schuylkill County, PAPA145,085507−27%
1077Eagle County, COCO54,291507−55%
1078Vance County, NCNC42,638506−9%
1079Noble County, ININ47,937506−18%
1080Polk County, MOMO33,604505−53%
1081Clinton County, OHOH42,301505−44%
1082Chaffee County, COCO20,831505+56%
1083Cleburne County, ARAR25,672502−28%
1084Hancock County, OHOH75,034502−66%
1085Mecklenburg County, VAVA30,747502+36%
1086Escambia County, ALAL36,665501−32%
1087Crittenden County, ARAR46,210501−8%
1088St. Croix County, WIWI98,276500−30%
1089Lawrence County, ININ45,568500−47%
1090Alcorn County, MSMS34,569498−43%
1091Knox County, OHOH64,002497−62%
1092Lincoln County, MEME36,595497−56%
1093Isabella County, MIMI64,691496−65%
1094Franklin County, ILIL36,916496−55%
1095Carroll County, TNTN29,200495−30%
1096Logan County, OHOH46,302495−46%
1097Queen Anne's County, MDMD54,448494−66%
1098Coshocton County, OHOH37,188492−23%
1099Washington County, MEME31,334492−68%
1100Mathews County, VAVA8,529491+363%
1101Crawford County, KSKS39,008490−53%
1102Medina County, TXTX56,881490−41%
1103Carver County, MNMN114,379489−49%
1104Grand Forks County, NDND74,501486−45%
1105Harrison County, TXTX71,956485−64%
1106Jefferson County, WAWA33,970485−63%
1107Howell County, MOMO40,798484−47%
1108Bowie County, TXTX92,696484−61%
1109Lenoir County, NCNC55,837483−53%
1110Chambers County, TXTX57,594482−36%
1111Marion County, SCSC28,242481−50%
1112Shelby County, ININ45,882481−25%
1113Amelia County, VAVA13,632480+101%
1114Okanogan County, WAWA45,230480−62%
1115Marion County, ALAL29,097479+15%
1116St. Joseph County, MIMI60,968478−33%
1117Cayuga County, NYNY74,365478−54%
1118Letcher County, KYKY19,952478−14%
1119Saline County, KSKS53,377477−53%
1120Le Flore County, OKOK50,196475−25%
1121Swain County, NCNC14,024474−43%
1122Highland County, OHOH43,823472+18%
1123Crawford County, ARAR62,657471−38%
1124Powhatan County, VAVA32,591469−40%
1125Goochland County, VAVA29,187468−25%
1126Gilmer County, GAGA33,894465−54%
1127Grimes County, TXTX34,252464+10%
1128Brooke County, WVWV21,142464−67%
1129Coles County, ILIL46,607464−54%
1130Del Norte County, CACA26,410463−34%
1131Preble County, OHOH40,664462−49%
1132Montrose County, COCO44,591462−48%
1133Hopkins County, TXTX39,063461−45%
1134Van Buren County, MIMI76,071460−57%
1135Telfair County, GAGA11,195460+405%
1136Union County, PAPA42,313459−23%
1137Routt County, COCO25,329458−17%
1138Sutter County, CACA98,787457−61%
1139Worcester County, MDMD54,459456−58%
1140Cherokee County, OKOK49,196456−43%
1141Hot Spring County, ARAR33,451456−49%
1142Park County, WYWY31,171455−52%
1143Montgomery County, ININ38,954455−33%
1144Whiteside County, ILIL54,121453−33%
1145Henry County, VAVA49,242452−49%
1146Morgan County, WVWV18,027452+10%
1147Hall County, NENE63,633451−38%
1148Llano County, TXTX23,353450−55%
1149Marshall County, MSMS34,654449−38%
1150Falls County, TXTX17,869449+62%
1151Scott County, MOMO37,975448−17%
1152Carter County, OKOK48,910447−28%
1153Baker County, OROR16,658446−16%
1154Bedford County, PAPA47,480446−51%
1155Henry County, ININ49,137445−18%
1156Chemung County, NYNY80,415444−70%
1157McPherson County, KSKS30,064444−23%
1158Halifax County, NCNC46,534444−55%
1159Montcalm County, MIMI69,406443−30%
1160Addison County, VTVT38,048443−44%
1161Stearns County, MNMN164,110440−47%
1162Sullivan County, NYNY80,586440−46%
1163Suwannee County, FLFL48,149440−30%
1164Howard County, TXTX30,504440−38%
1165Warren County, IAIA57,331439−48%
1166Osage County, OKOK46,794438−53%
1167Warren County, TNTN43,717438−56%
1168Tioga County, NYNY47,453437−49%
1169Fentress County, TNTN20,322437+53%
1170San Juan County, NMNM120,340436−70%
1171Garrett County, MDMD28,370436−34%
1172Lee County, GAGA34,179435−61%
1173Marion County, ILIL36,382435−40%
1174Whitley County, KYKY37,297434−27%
1175Lamar County, GAGA20,941434−24%
1176Currituck County, NCNC33,158433−38%
1177Rusk County, TXTX54,854433−68%
1178Monroe County, WVWV12,491433−43%
1179Washington County, TXTX38,288433−28%
1180Marion County, ARAR17,593432−14%
1181Taylor County, FLFL21,210432−32%
1182Boone County, IAIA26,799430−3%
1183Harrison County, ININ40,437429−25%
1184Ionia County, MIMI66,557428−40%
1185Union County, ARAR36,926427−50%
1186Genesee County, NYNY58,416427−61%
1187Charlton County, GAGA13,121427+120%
1188Bryan County, OKOK51,367426−25%
1189Nicholas County, WVWV23,848426−50%
1190Montague County, TXTX21,966425−28%
1191Caledonia County, VTVT30,414425−56%
1192Webster County, MOMO43,054424−45%
1193Coos County, NHNH31,343424−34%
1194Pike County, PAPA62,808424−29%
1195Caroline County, VAVA34,413424−1%
1196Columbia County, PAPA66,193423−36%
1197Teton County, WYWY23,333423−34%
1198San Patricio County, TXTX72,053423−67%
1199Pontotoc County, OKOK38,528423−44%
1200Claiborne County, TNTN33,229422−50%
1201Russell County, VAVA25,332422−56%
1202Stewart County, TNTN14,439421+92%
1203Tooele County, UTUT87,461420−51%
1204Macon County, TNTN27,663419+52%
1205Sheboygan County, WIWI118,047419−45%
1206Burleigh County, NDND103,251418−50%
1207Iron County, UTUT67,141417−47%
1208Butler County, ALAL18,100416+32%
1209Kings County, CACA154,327416−76%
1210Pettis County, MOMO44,254416−65%
1211Carbon County, PAPA65,868416−27%
1212Austin County, TXTX33,625416+76%
1213Harlan County, KYKY24,725416+35%
1214Newberry County, SCSC39,561415−56%
1215Union County, TNTN21,450415+8%
1216Vermilion County, ILIL71,259414−68%
1217Jefferson County, WIWI86,505414−55%
1218Nelson County, KYKY49,036413−60%
1219Allen County, KYKY22,536412+18%
1220Marathon County, WIWI139,432411−48%
1221Des Moines County, IAIA38,077411−50%
1222Randolph County, ININ24,438410+15%
1223Madison County, NYNY67,120408−64%
1224McNairy County, TNTN26,236408−33%
1225Fleming County, KYKY15,787407+75%
1226Colbert County, ALAL59,474406−60%
1227Glenn County, CACA28,141406+35%
1228Vernon Parish, LALA45,091405−52%
1229Salem County, NJNJ66,280405−67%
1230Independence County, ARAR38,785404−41%
1231Houston County, TXTX22,316404−36%
1232Rowan County, KYKY24,476404−49%
1233Klickitat County, WAWA24,331404−33%
1234Humphreys County, TNTN19,646403−33%
1235Upson County, GAGA28,500403−18%
1236Isle of Wight County, VAVA41,321402−56%
1237Montgomery County, ILIL28,076402−21%
1238Clinton County, PAPA37,870401−47%
1239Barry County, MIMI63,991400−54%
1240Morgan County, MOMO22,418400+5%
1241Putnam County, NYNY99,028400−77%
1242Alleghany County, VAVA14,546398−37%
1243Clinton County, ININ33,322398+23%
1244Wharton County, TXTX42,060398−33%
1245Shiawassee County, MIMI67,681397−71%
1246Pike County, MSMS38,712397−61%
1247Lincoln County, MTMT22,328396−32%
1248Scotts Bluff County, NENE35,586395−45%
1249Franklin County, MEME30,824394−49%
1250Waynesboro, VAVA23,951393−56%
1251Grady County, OKOK59,128392−49%
1252Bosque County, TXTX18,918392−23%
1253Sanilac County, MIMI40,083391−53%
1254Woodward County, OKOK19,827391+69%
1255Franklin County, VTVT51,177391−47%
1256Jackson County, WVWV27,450391−58%
1257Sheridan County, WYWY33,241391−61%
1258Van Zandt County, TXTX66,130391−61%
1259Whitman County, WAWA48,512390−64%
1260Franklin County, WAWA102,612390−61%
1261Lamar County, TXTX51,503389−50%
1262Gibson County, ININ33,091389−56%
1263Muskogee County, OKOK66,708388−61%
1264Bennington County, VTVT36,630387−63%
1265Elbert County, COCO30,534387−29%
1266Cowley County, KSKS34,382387−49%
1267Kay County, OKOK43,490386−71%
1268Matagorda County, TXTX36,463386−47%
1269Crow Wing County, MNMN69,132385−51%
1270Henderson County, TNTN28,518385−31%
1271Taylor County, WVWV16,287385+5%
1272Jackson County, ININ47,370385−30%
1273Larue County, KYKY15,184385+60%
1274Logan County, WVWV30,375384−34%
1275Polk County, TNTN18,592381−27%
1276Baldwin County, GAGA44,029381−32%
1277Morrow County, OHOH36,305379−41%
1278Mercer County, KYKY23,733379−40%
1279Webster Parish, LALA34,948379−54%
1280Sandusky County, OHOH58,655378−29%
1281McClain County, OKOK49,647378−43%
1282Bledsoe County, TNTN15,920376−36%
1283Navarro County, TXTX57,181376−64%
1284Lawrence County, SDSD29,459375+12%
1285Lancaster County, VAVA10,995375+21%
1286Wapello County, IAIA35,210375−31%
1287Obion County, TNTN30,067374−57%
1288Franklin County, ALAL32,449373−32%
1289Garvin County, OKOK26,377373+147%
1290Taos County, NMNM34,564373+7%
1291Thomas County, GAGA46,368373−60%
1292Kauai County, HIHI73,400372−51%
1293Marshall County, IAIA39,890372−57%
1294Washington County, WIWI139,238371−57%
1295Ogle County, ILIL51,399371−51%
1296Orange County, VTVT30,002370−62%
1297Union Parish, LALA20,561369+21%
1298Shelby County, OHOH48,065369−22%
1299Lee County, SCSC15,730369+125%
1300Randolph County, WVWV26,882368−64%
1301Pitkin County, COCO16,625368−2%
1302Sumner County, KSKS22,312368−46%
1303Winona County, MNMN50,523367−24%
1304Garfield County, COCO63,474367−68%
1305Meade County, KYKY30,699367−22%
1306Summit County, UTUT43,141367−39%
1307Muhlenberg County, KYKY30,634366−35%
1308Benton County, MOMO20,536364+7%
1309Kingfisher County, OKOK15,795364+66%
1310Apache County, AZAZ64,445363−42%
1311Bronx County, NYNY1,406,332363−77%
1312Choctaw County, ALAL11,904362+31%
1313Sevier County, ARAR15,758362+31%
1314Manitowoc County, WIWI81,710362−19%
1315Leflore County, MSMS25,686360−17%
1316Jefferson County, ILIL36,147360−41%
1317Eastland County, TXTX18,143359−29%
1318Roscommon County, MIMI23,914358−34%
1319Uinta County, WYWY20,728358−66%
1320Smith County, TNTN20,981358−25%
1321Teller County, COCO24,756358−59%
1322Duchesne County, UTUT20,856357+91%
1323Chambers County, ALAL34,253356+29%
1324Effingham County, ILIL34,519356−44%
1325Graves County, KYKY37,050356−58%
1326Ohio County, KYKY23,934355−37%
1327Polk County, GAGA45,514354−45%
1328Livingston County, ILIL35,057354−38%
1329Uvalde County, TXTX24,963353−22%
1330Ware County, GAGA36,906352−40%
1331Okmulgee County, OKOK37,241352−60%
1332Prince George County, VAVA43,936352−45%
1333Montezuma County, COCO26,678352−56%
1334Emmet County, MIMI33,775351−60%
1335La Paz County, AZAZ16,711349−28%
1336Clinton County, MIMI80,432349−76%
1337Pottawatomie County, KSKS27,186349−10%
1338Nez Perce County, IDID42,905348−64%
1339Archuleta County, COCO14,306347+42%
1340Rutland County, VTVT59,653346−80%
1341Carter County, KYKY26,149345−34%
1342Caroline County, MDMD34,116345−18%
1343Pike County, ALAL33,688344−62%
1344Newaygo County, MIMI51,622344−53%
1345Henry County, MOMO22,671343−55%
1346Marshall County, ININ46,599342−48%
1347Mecosta County, MIMI42,320341−44%
1348Weakley County, TNTN33,261341−63%
1349Ray County, MOMO23,398340−35%
1350Lincoln County, MOMO66,676339−72%
1351Adair County, KYKY19,423338−9%
1352Bertie County, NCNC17,086337+134%
1353Dorchester County, MDMD33,628337−10%
1354Clay County, ALAL14,207336−4%
1355Woodford County, ILIL38,111336−55%
1356Stone County, ARAR12,703335+150%
1357Seneca County, OHOH54,522335−45%
1358Sequoyah County, OKOK40,842334+34%
1359Banks County, GAGA21,273333+169%
1360Terrebonne Parish, LALA104,163332−54%
1361George County, MSMS26,331332−30%
1362Stephens County, OKOK44,310332−51%
1363Macoupin County, ILIL43,748332−67%
1364Pike County, OHOH27,061331−36%
1365Williamsburg County, SCSC29,662331−65%
1366Pittsburg County, OKOK43,320329−68%
1367Mercer County, ILIL15,229329+52%
1368Henry County, IAIA19,349329−28%
1369Blanco County, TXTX13,581328+11%
1370Juniata County, PAPA23,403328−44%
1371Carroll County, ARAR29,263327−43%
1372Henry County, TNTN32,896327−74%
1373Susquehanna County, PAPA38,237327−59%
1374Goshen County, WYWY12,640327−26%
1375Monroe County, MSMS33,318326−53%
1376Douglas County, WIWI43,990326−56%
1377Jay County, ININ20,118326+109%
1378Wayne County, NYNY91,250326−81%
1379Box Elder County, UTUT65,320326−33%
1380Butler County, MOMO41,904325−56%
1381Hardin County, OHOH30,072325−33%
1382Bristol County, RIRI50,001325−68%
1383Saline County, ILIL22,772325−49%
1384Lincoln County, NENE33,303324−57%
1385Trinity County, TXTX14,384324+54%
1386Bristol, VAVA16,418324−51%
1387Nelson County, VAVA14,920322+6%
1388Orangeburg County, SCSC83,177322−61%
1389Middlesex County, VAVA10,841321−27%
1390Pacific County, WAWA24,357321−50%
1391Roane County, WVWV13,317320−37%
1392San Juan County, WAWA18,577320−33%
1393Washington County, MOMO23,810318−37%
1394Greene County, VAVA21,958318+19%
1395Laurens County, GAGA51,041318−59%
1396Elk County, PAPA29,926316−37%
1397Caddo County, OKOK26,130315−27%
1398Plumas County, CACA18,583314−47%
1399Cortland County, NYNY45,850314−51%
1400Lincoln County, SDSD77,145314+16%
1401Logan County, COCO20,654314−45%
1402Lee County, ILIL32,914314−34%
1403Grant County, NMNM27,252313−52%
1404Converse County, WYWY13,824313+8%
1405Johnson County, KYKY22,051313+44%
1406Adams County, OHOH27,865312−43%
1407Union County, OROR25,900312−60%
1408Madison County, IDID55,172312−42%
1409Dubuque County, IAIA99,381312−48%
1410Marshall County, KYKY31,659312−58%
1411Natchitoches Parish, LALA36,089311−35%
1412Long County, GAGA21,557311+4%
1413Jackson County, TNTN12,466309+15%
1414Coffee County, GAGA44,407309+9%
1415Winchester, VAVA28,272309−68%
1416Huntington County, ININ37,224308−22%
1417Eddy County, NMNM62,509307−66%
1418Lea County, NMNM74,749307−63%
1419Madison County, TXTX14,226307+20%
1420Uintah County, UTUT38,278307−3%
1421Polk County, ARAR19,486305−36%
1422Fannin County, TXTX39,265305−61%
1423Mariposa County, CACA16,918304−51%
1424Page County, VAVA23,762304−47%
1425Garrard County, KYKY18,207304−38%
1426Douglas County, MNMN40,120303−8%
1427Colorado County, TXTX21,439303+9%
1428Russell County, ALAL58,898302−64%
1429Colfax County, NMNM12,184302+29%
1430Franklin County, GAGA25,948302−36%
1431Adams County, MSMS30,061301−47%
1432Park County, MTMT18,214301−43%
1433Tillamook County, OROR27,384301−53%
1434Clinton County, ILIL37,128301−11%
1435Morgan County, ILIL32,515301−53%
1436Darke County, OHOH51,520299−53%
1437Colonial Heights, VAVA18,738299−54%
1438Henderson County, KYKY44,255298−61%
1439Hempstead County, ARAR19,080297+125%
1440Wood County, WIWI74,060297−40%
1441Manassas, VAVA44,332297−57%
1442Wayne County, GAGA32,481296−41%
1443Schoharie County, NYNY30,176296−36%
1444Doddridge County, WVWV7,634296+85%
1445Okeechobee County, FLFL42,608296−10%
1446DeKalb County, TNTN21,873295+58%
1447Alleghany County, NCNC11,479295−46%
1448Atascosa County, TXTX53,590295−58%
1449Sweetwater County, WYWY41,267295−80%
1450Simpson County, KYKY20,788295+63%
1451Lawrence County, ARAR16,273294+104%
1452Curry County, NMNM46,655294−29%
1453Harrison County, OHOH14,070294−54%
1454Wayne County, PAPA51,703294−53%
1455Upshur County, WVWV23,758294−36%
1456Brantley County, GAGA18,936294−55%
1457Brown County, OHOH44,397293−56%
1458Sauk County, WIWI66,652292−41%
1459Malheur County, OROR32,261291−48%
1460Grayson County, VAVA15,230291−51%
1461Gage County, NENE21,711290+74%
1462Logan County, KYKY28,669290−44%
1463Morgan County, COCO30,306289−52%
1464Greene County, GAGA21,367289+5%
1465Mississippi County, ARAR37,828288−40%
1466Branch County, MIMI45,993288−67%
1467Logan County, ILIL27,182288−29%
1468Buena Vista, VAVA6,672288+49%
1469Delta County, COCO32,178287−68%
1470Curry County, OROR22,621287−30%
1471Jackson County, FLFL49,629287−67%
1472Alpena County, MIMI28,853286−38%
1473Callahan County, TXTX14,491286−44%
1474Hood River County, OROR23,720285−27%
1475Sequatchie County, TNTN17,861284−30%
1476St. Charles Parish, LALA50,586284−14%
1477Rice County, MNMN69,939283−58%
1478McIntosh County, OKOK19,758283−24%
1479Putnam County, GAGA23,722283−27%
1480Lincoln County, WYWY21,180283+2%
1481Clear Creek County, COCO8,994283−38%
1482LaGrange County, ININ41,305283−22%
1483De Soto Parish, LALA27,381282−53%
1484Bollinger County, MOMO10,646282+36%
1485Los Alamos County, NMNM19,407282−50%
1486King George County, VAVA29,646281−47%
1487Blaine County, IDID25,517281−51%
1488Hickman County, TNTN26,219280−54%
1489Franklin County, KSKS26,299280−28%
1490Hart County, KYKY20,117280+6%
1491St. Clair County, MOMO9,976279+42%
1492Tift County, GAGA42,254279−48%
1493Towns County, GAGA13,285279−68%
1494Stillwater County, MTMT9,445279+42%
1495Otter Tail County, MNMN61,041278−56%
1496Meigs County, OHOH21,587278−37%
1497Anderson County, TXTX59,805278−73%
1498Columbia County, WIWI58,132278−51%
1499Bourbon County, KSKS14,319278+18%
1500Eau Claire County, WIWI109,033277−68%
SHOWING 1,001–1,500 OF 3,101

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS