Which county has the highest welsh population?

Los Angeles County, California ranks #1 with 28,387 (2010 Decennial Census).

What are the top 5 counties by welsh population?

Los Angeles County, California, Maricopa County, Arizona, King County, Washington, Salt Lake County, Utah, San Diego County, California.

How many counties are in this ranking?

2,972 counties qualify after filtering for population minimums and data availability. The ranking covers 2010 Decennial Census data.

How is welsh population measured?

Number of residents who are Welsh ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, 2010 Decennial Census.

RANKING · 2010 CENSUS · 500 SHOWN OF 2,972

Largest Welsh population, US counties · 2010

US counties ranked by the number of residents who are Welsh ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV.

Welsh Americans: full group profile →

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPWELSH POPULATIONVS –

501Ross County, OHOH76,429868–

502Kosciusko County, ININ80,892864–

503Jefferson County, NYNY111,540860–

504Guadalupe County, TXTX201,111860–

505Scott County, IAIA175,259856–

506Racine County, WIWI198,919854–

507Johnson County, ININ174,262849–

508Cabell County, WVWV91,183848–

509Sandoval County, NMNM159,565845–

510Cayuga County, NYNY74,365839–

511Clatsop County, OROR40,926838–

512Hidalgo County, TXTX921,549838–

513Taylor County, TXTX150,077829–

514Umatilla County, OROR81,119821–

515Cattaraugus County, NYNY75,390821–

516Hall County, GAGA226,568818–

517Cass County, MOMO115,859817–

518Josephine County, OROR87,867815–

519Gallia County, OHOH29,072815–

520Wichita County, TXTX129,555812–

521La Crosse County, WIWI121,339810–

522Pickens County, SCSC139,198809–

523Wilson County, TNTN175,033807–

524Cumberland County, NJNJ157,148806–

525Muscogee County, GAGA202,171804–

526Hawaii County, HIHI210,043803–

527St. Lawrence County, NYNY105,488802–

528Latah County, IDID41,842798–

529Jasper County, MOMO127,428797–

530Knox County, OHOH64,002797–

531Charles County, MDMD176,593794–

532Summit County, UTUT43,141794–

533Venango County, PAPA49,346792–

534Story County, IAIA101,291786–

535Lyon County, KSKS32,266786–

536Parker County, TXTX184,767780–

537Grafton County, NHNH93,225777–

538Kenosha County, WIWI168,448775–

539Madera County, CACA167,927771–

540St. Clair County, MIMI160,486770–

541Jefferson Parish, LALA431,398768–

542Doña Ana County, NMNM229,091768–

543Washington County, OHOH58,389755–

544Nueces County, TXTX352,992755–

545Cheshire County, NHNH78,269749–

546Hampton, VAVA137,315747–

547Wicomico County, MDMD106,899745–

548Ravalli County, MTMT48,582745–

549Pitt County, NCNC182,936745–

550Delaware County, ININ113,106744–

551St. Mary's County, MDMD116,692743–

552St. Louis County, MNMN200,518739–

553Orleans Parish, LALA362,154738–

554Olmsted County, MNMN166,731738–

555Comal County, TXTX209,166729–

556Pickaway County, OHOH62,978728–

557Florence County, SCSC138,504727–

558Berkshire County, MAMA128,224723–

559Gaston County, NCNC246,558723–

560Kenai Peninsula, AKAK61,951721–

561Johnston County, NCNC256,448721–

562Lyon County, NVNV65,088720–

563Eaton County, MIMI109,581719–

564Monroe County, MIMI156,004719–

565Highlands County, FLFL111,122717–

566Columbia County, GAGA169,189716–

567James City County, VAVA83,326715–

568Pike County, PAPA62,808711–

569Oxford County, MEME60,346710–

570Franklin County, MAMA70,698710–

571Union County, PAPA42,313709–

572Craven County, NCNC105,025709–

573Brown County, WIWI275,803704–

574DeSoto County, MSMS197,918700–

575Saginaw County, MIMI187,688696–

576Warren County, KYKY149,375695–

577Frederick County, VAVA99,955694–

578Salem County, NJNJ66,280690–

579Outagamie County, WIWI195,894689–

580Lake County, CACA67,772687–

581Washington County, RIRI129,795686–

582Johnson County, TXTX218,048685–

583Bedford County, PAPA47,480682–

584Guernsey County, OHOH38,379680–

585Grant County, WAWA105,727680–

586Kendall County, ILIL145,470675–

587Randolph County, NCNC149,516674–

588Coos County, OROR63,992673–

589Armstrong County, PAPA63,698671–

590Hardin County, OHOH30,072668–

591Grayson County, TXTX153,613668–

592Mason County, WAWA71,165666–

593Campbell County, KYKY95,441664–

594Cascade County, MTMT85,029664–

595Canadian County, OKOK187,189663–

596Oldham County, KYKY70,986662–

597Lenawee County, MIMI97,779661–

598Chelan County, WAWA81,941661–

599Black Hawk County, IAIA131,532659–

600Vanderburgh County, ININ181,995658–

601Minnehaha County, SDSD212,691658–

602Huntingdon County, PAPA43,001657–

603Bingham County, IDID51,153656–

604Fauquier County, VAVA76,503653–

605Washington County, TNTN141,199646–

606Midland County, TXTX187,855644–

607Windsor County, VTVT57,312641–

608Oneida County, IDID5,085638–

609Leavenworth County, KSKS84,590638–

610Bartholomew County, ININ85,729638–

611Hinds County, MSMS211,888633–

612Rock Island County, ILIL141,869632–

613Madison County, KYKY101,696631–

614Uinta County, WYWY20,728631–

615Lewis and Clark County, MTMT75,331629–

616Delaware County, NYNY44,305628–

617Douglas County, NVNV50,111626–

618Tuscaloosa County, ALAL241,368625–

619Haywood County, NCNC63,369625–

620Dorchester County, SCSC178,397623–

621Catawba County, NCNC170,172622–

622Rockland County, NYNY357,397620–

623Harrison County, WVWV64,221619–

624Dallas County, IAIA118,457617–

625Vermilion County, ILIL71,259616–

626Victoria County, TXTX92,656614–

627Montgomery County, ALAL225,891609–

628Perry County, PAPA46,806604–

629Randall County, TXTX152,351602–

630Sullivan County, NYNY80,586600–

631Sweetwater County, WYWY41,267600–

632Faulkner County, ARAR133,979598–

633Carteret County, NCNC70,469596–

634Jefferson County, PAPA43,255594–

635Ellis County, TXTX240,867594–

636Elko County, NVNV54,815593–

637Columbia County, FLFL74,094591–

638Grand Traverse County, MIMI96,729591–

639York County, VAVA71,374591–

640La Plata County, COCO56,898590–

641Pennington County, SDSD116,792590–

642Addison County, VTVT38,048584–

643Anderson County, TNTN82,066583–

644Nez Perce County, IDID42,905581–

645Allegany County, NYNY46,800581–

646Lynchburg, VAVA81,347580–

647Craighead County, ARAR116,957578–

648Marshall County, WVWV29,159577–

649Rockwall County, TXTX140,738576–

650Sebastian County, ARAR130,641575–

651Albany County, WYWY38,558575–

652Calaveras County, CACA46,605574–

653Payne County, OKOK83,889574–

654Nye County, NVNV57,336574–

655McCracken County, KYKY67,553573–

656Garfield County, COCO63,474572–

657Oconee County, SCSC83,775572–

658Columbia County, WIWI58,132572–

659Kittitas County, WAWA48,803571–

660Wood County, WVWV82,385569–

661Richmond County, GAGA206,559568–

662Kankakee County, ILIL105,525566–

663Hancock County, ININ90,969565–

664Franklin County, MOMO108,090561–

665Washington County, VTVT59,652561–

666Allegan County, MIMI123,188559–

667Wright County, MNMN157,559556–

668LaSalle County, ILIL107,773556–

669Tazewell County, ILIL130,049556–

670Floyd County, ININ82,153556–

671Maury County, TNTN118,131554–

672Churchill County, NVNV25,851554–

673Portsmouth, VAVA96,777553–

674Coweta County, GAGA160,240552–

675Queen Anne's County, MDMD54,448552–

676Watauga County, NCNC54,786551–

677Butler County, KSKS69,484550–

678Hunt County, TXTX123,336548–

679Flagler County, FLFL140,360547–

680Garland County, ARAR99,695547–

681Fayette County, WVWV38,165546–

682Lincoln County, OROR50,636543–

683Gila County, AZAZ53,801540–

684Wapello County, IAIA35,210539–

685Wyandotte County, KSKS170,597539–

686DeKalb County, ILIL101,835539–

687Riley County, KSKS72,598538–

688Grays Harbor County, WAWA78,144535–

689Bartow County, GAGA120,800534–

690Wasatch County, UTUT38,514534–

691Paulding County, GAGA190,996533–

692Worcester County, MDMD54,459532–

693Jefferson County, WIWI86,505532–

694Glynn County, GAGA87,599530–

695Bronx County, NYNY1,406,332530–

696Saline County, ARAR133,288529–

697Muskegon County, MIMI177,901529–

698Klamath County, OROR70,274529–

699Montour County, PAPA17,868528–

700Bulloch County, GAGA86,949526–

701Klickitat County, WAWA24,331524–

702Sevier County, TNTN101,342524–

703Livingston County, NYNY61,438523–

704Merced County, CACA297,260522–

705Grant County, ININ66,524520–

706Bossier Parish, LALA131,867517–

707Windham County, VTVT45,204517–

708Roanoke, VAVA99,111513–

709Waldo County, MEME40,693512–

710Jackson County, MSMS147,666512–

711Whitman County, WAWA48,512512–

712Twin Falls County, IDID97,539510–

713Cameron County, TXTX433,946510–

714Snyder County, PAPA39,655508–

715Johnson County, MOMO56,670507–

716Walla Walla County, WAWA62,361506–

717Boone County, IAIA26,799505–

718Jasper County, IAIA38,153505–

719Tom Green County, TXTX120,602505–

720Eau Claire County, WIWI109,033504–

721Clinton County, MIMI80,432502–

722Davidson County, NCNC180,182502–

723Harnett County, NCNC150,137502–

724Champaign County, OHOH38,820496–

725Kent County, RIRI173,495495–

726Stone County, MOMO32,503495–

727Jefferson County, WVWV63,102491–

728Putnam County, NYNY99,028490–

729Hood County, TXTX70,501490–

730Grundy County, ILIL54,052489–

731Somerset County, MEME51,620488–

732Macon County, ILIL99,300488–

733Coshocton County, OHOH37,188488–

734Washington County, WIWI139,238488–

735Rockdale County, GAGA98,416487–

736Rockingham County, NCNC94,195487–

737Christian County, MOMO96,725486–

738Wyoming County, NYNY39,741486–

739Potter County, TXTX114,453485–

740Nacogdoches County, TXTX66,035484–

741Scott County, MNMN159,017482–

742Comanche County, OKOK122,158481–

743Camden County, MOMO44,047481–

744Genesee County, NYNY58,416480–

745Auglaize County, OHOH45,909478–

746Mifflin County, PAPA46,127477–

747Hocking County, OHOH27,512477–

748Houston County, GAGA178,214473–

749Bennington County, VTVT36,630471–

750Charlottesville, VAVA44,388471–

751Siskiyou County, CACA42,013470–

752Carbon County, UTUT20,680470–

753Cape Girardeau County, MOMO83,999468–

754Madison County, OHOH46,985468–

755Calcasieu Parish, LALA208,466466–

756San Juan County, NMNM120,340465–

757Warren County, PAPA37,038464–

758Cortland County, NYNY45,850464–

759Yuba County, CACA88,691462–

760Fremont County, COCO50,039462–

761Kings County, CACA154,327462–

762Knox County, MEME41,117461–

763Barry County, MIMI63,991461–

764Stearns County, MNMN164,110461–

765Silver Bow County, MTMT36,118461–

766Surry County, NCNC72,287460–

767Howard County, ININ83,904459–

768Franklin County, WAWA102,612459–

769Lapeer County, MIMI89,516458–

770Walworth County, WIWI106,127458–

771Sutter County, CACA98,787457–

772Alamance County, NCNC186,177457–

773Hardin County, KYKY113,482455–

774Buchanan County, MOMO83,540455–

775Midland County, MIMI83,754454–

776Dodge County, WIWI89,097451–

777Rankin County, MSMS162,181450–

778Rowan County, NCNC155,096450–

779Marathon County, WIWI139,432450–

780Williamson County, ILIL67,225449–

781Lawrence County, OHOH55,710449–

782Meigs County, OHOH21,587449–

783Brooke County, WVWV21,142448–

784Hancock County, MEME57,171447–

785Hall County, NENE63,633446–

786Sheboygan County, WIWI118,047444–

787Etowah County, ALAL103,886441–

788Jefferson County, WAWA33,970441–

789Clark County, ININ130,451439–

790Burke County, NCNC88,655439–

791White County, ARAR80,085438–

792Liberty County, TXTX121,364438–

793LaPorte County, ININ111,294436–

794Seneca County, OHOH54,522436–

795Lamar County, TXTX51,503432–

796Bedford County, VAVA83,059432–

797Tuolumne County, CACA53,160429–

798Carroll County, NHNH52,784429–

799Ottawa County, OHOH39,481429–

800Clinton County, IAIA46,002428–

801Cole County, MOMO77,908427–

802Columbia County, NYNY60,168424–

803Essex County, NYNY36,438424–

804Bowie County, TXTX92,696424–

805Warren County, IAIA57,331423–

806Wagoner County, OKOK93,263423–

807Bay County, MIMI102,123422–

808Van Wert County, OHOH29,013422–

809Fulton County, NYNY52,216422–

810Summit County, COCO31,517420–

811Talbot County, MDMD38,238420–

812Sanpete County, UTUT31,453420–

813Walton County, GAGA112,696419–

814Baxter County, ARAR42,982418–

815Madison County, MSMS116,298418–

816Lawrence County, SDSD29,459418–

817Orange County, VTVT30,002418–

818McKean County, PAPA38,984417–

819Richmond County, NYNY501,290417–

820Coryell County, TXTX85,592415–

821Ohio County, WVWV40,496412–

822Pulaski County, MOMO54,442411–

823Pitkin County, COCO16,625409–

824Morgan County, ININ74,967408–

825Ozaukee County, WIWI94,346408–

826Clinton County, NYNY78,138406–

827Putnam County, WVWV56,885405–

828Greene County, TNTN73,831404–

829Barry County, MOMO36,200404–

830Garrett County, MDMD28,370401–

831Carter County, TNTN57,361401–

832Monroe County, FLFL80,406400–

833Walton County, FLFL93,288400–

834Jefferson County, IDID35,297399–

835Otero County, NMNM70,368399–

836Perry County, OHOH35,918399–

837Reno County, KSKS61,539398–

838Dale County, ALAL49,912397–

839Covington County, MSMS17,898397–

840Lauderdale County, MSMS70,317397–

841Sumter County, SCSC105,067396–

842Upshur County, TXTX44,410396–

843Whitfield County, GAGA106,212395–

844Lafayette County, MOMO33,531395–

845Cass County, NDND201,794391–

846Ashland County, OHOH52,523391–

847Dare County, NCNC38,245390–

848Greene County, ININ31,165389–

849Livingston Parish, LALA155,036389–

850Isabella County, MIMI64,691389–

851Marquette County, MIMI68,064389–

852San Patricio County, TXTX72,053389–

853Fond du Lac County, WIWI104,669389–

854Jackson County, FLFL49,629388–

855Nicollet County, MNMN34,273388–

856Gloucester County, VAVA40,097387–

857Calhoun County, ALAL115,834386–

858Schoharie County, NYNY30,176384–

859Tehama County, CACA64,665383–

860Lafayette Parish, LALA257,949382–

861Trinity County, CACA15,720381–

862Preston County, WVWV34,004381–

863Dubuque County, IAIA99,381377–

864Lewis County, NYNY26,479377–

865Daviess County, KYKY104,898376–

866Clinton County, PAPA37,870375–

867Suwannee County, FLFL48,149374–

868Chatham County, NCNC85,111374–

869Wayne County, ININ66,169372–

870Waynesboro, VAVA23,951371–

871Warrick County, ININ66,803370–

872Kaufman County, TXTX209,235370–

873Lincoln County, MEME36,595367–

874Routt County, COCO25,329364–

875Bradley County, TNTN115,465364–

876Lincoln County, NCNC98,654364–

877La Paz County, AZAZ16,711363–

878Putnam County, OHOH34,380363–

879Hillsdale County, MIMI45,738362–

880Fairfax, VAVA26,772362–

881Augusta County, VAVA78,940360–

882Asotin County, WAWA22,545360–

883Knox County, ILIL47,767359–

884Clinton County, OHOH42,301359–

885Pulaski County, KYKY67,384358–

886Houston County, ALAL110,318357–

887Orleans County, NYNY39,825357–

888Elbert County, COCO30,534356–

889Troup County, GAGA72,844356–

890Creek County, OKOK74,967356–

891Van Buren County, MIMI76,071355–

892Garfield County, OKOK61,779354–

893Kerr County, TXTX54,037353–

894Sagadahoc County, MEME37,979352–

895Montcalm County, MIMI69,406352–

896Lafayette County, MSMS59,597352–

897Culpeper County, VAVA57,666352–

898Franklin County, VTVT51,177351–

899Putnam County, ININ37,876350–

900Clay County, ININ26,410350–

901Cullman County, ALAL94,009349–

902Warren County, VAVA42,740349–

903Williams County, OHOH36,549348–

904Hancock County, WVWV27,729348–

905St. Croix County, WIWI98,276348–

906Spalding County, GAGA70,775347–

907Pender County, NCNC72,111347–

908Juneau, AKAK31,609346–

909Clarion County, PAPA36,680346–

910Belknap County, NHNH65,147346–

911Elmore County, ALAL91,577345–

912Imperial County, CACA181,411345–

913Shiawassee County, MIMI67,681344–

914Valley County, IDID12,831344–

915Wayne County, NCNC122,278343–

916Logan County, OHOH46,302343–

917Marion County, ILIL36,382342–

918Adams County, OHOH27,865341–

919Currituck County, NCNC33,158340–

920Fulton County, ILIL32,901339–

921Madison County, TNTN100,790337–

922Sauk County, WIWI66,652337–

923Newport County, RIRI83,051336–

924Franklin County, NYNY46,500336–

925Crawford County, OHOH41,896336–

926Marion County, WVWV55,584336–

927Polk County, TNTN18,592334–

928Carver County, MNMN114,379333–

929Taney County, MOMO57,001333–

930Loudon County, TNTN63,764332–

931Carroll County, OHOH26,475331–

932San Juan County, WAWA18,577330–

933Newton County, GAGA125,583329–

934Delta County, COCO32,178328–

935Franklin County, IDID15,889327–

936Beaufort County, NCNC44,670327–

937Pasquotank County, NCNC42,201327–

938Angelina County, TXTX88,154327–

939Bibb County, GAGA157,556326–

940Rowan County, KYKY24,476325–

941Caroline County, MDMD34,116325–

942Wood County, WIWI74,060325–

943Eagle County, COCO54,291324–

944Camden County, GAGA60,143324–

945Blount County, ALAL60,156324–

946Woodbury County, IAIA106,649324–

947Ouachita Parish, LALA158,542324–

948Boyd County, KYKY47,751323–

949Alcorn County, MSMS34,569320–

950Ector County, TXTX173,801320–

951San Juan County, UTUT14,542319–

952Callaway County, MOMO45,765318–

953Cleveland County, NCNC103,325318–

954Jackson County, NCNC45,039318–

955Apache County, AZAZ64,445317–

956Marion County, IAIA34,192317–

957Jessamine County, KYKY57,147316–

958Columbia County, OROR54,091316–

959Douglas County, GAGA154,293315–

960Adair County, MOMO25,684315–

961Valencia County, NMNM82,013315–

962Colbert County, ALAL59,474314–

963Des Moines County, IAIA38,077314–

964Saline County, ILIL22,772314–

965Sampson County, NCNC61,504314–

966Cheboygan County, MIMI25,793313–

967Okanogan County, WAWA45,230313–

968Levy County, FLFL48,520312–

969Greene County, PAPA33,885311–

970Grant County, NMNM27,252311–

971Lauderdale County, ALAL97,135310–

972Steuben County, ININ34,799309–

973Cass County, MIMI51,677309–

974Washington County, OKOK54,037309–

975Burnet County, TXTX57,015309–

976Morgan County, ALAL126,483308–

977Salem, VAVA25,816307–

978Aroostook County, MEME66,609306–

979Newton County, MOMO62,263306–

980Wayne County, WVWV37,309306–

981Sullivan County, NHNH43,961304–

982Wilson County, NCNC81,150303–

983Henderson County, TXTX88,595303–

984Clayton County, GAGA297,471302–

985Sherburne County, MNMN104,194302–

986Roane County, TNTN57,395301–

987Duchesne County, UTUT20,856300–

988Montrose County, COCO44,591298–

989Oconee County, GAGA44,893297–

990Henry County, ILIL48,095297–

991Henry County, OHOH27,598296–

992Montezuma County, COCO26,678295–

993Rice County, MNMN69,939295–

994Lincoln County, NENE33,303295–

995Sevier County, UTUT22,827295–

996Botetourt County, VAVA34,144295–

997Tillamook County, OROR27,384294–

998Huron County, OHOH58,250294–

999Jay County, ININ20,118293–

1000Montgomery County, KSKS30,177293–

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