Which county has the highest total population?

Los Angeles County, California ranks #1 with 10,014,009 (2020 Decennial Census).

What are the top 5 counties by total population?

Los Angeles County, California, Cook County, Illinois, Harris County, Texas, Maricopa County, Arizona, San Diego County, California.

How many counties are in this ranking?

3,135 counties qualify after filtering for population minimums and data availability. The ranking covers 2020 Decennial Census data.

How is total population measured?

Total resident population. Source: US Census Bureau, 2020 Decennial Census.

RANKING · 2020 CENSUS · 500 SHOWN OF 3,135

Largest by population, US counties · 2020

The most populous US counties as of the 2020 population estimates.

All statesAll rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2025

RANKPLACESTATETOTAL POPULATIONVS 2000

2501Sublette County, WYWY8,728+47%

2502Benton County, ININ8,719−7%

2503Modoc County, CACA8,700−8%

2504Gallatin County, KYKY8,690+10%

2505Lyon County, KYKY8,680+7%

2506Jenkins County, GAGA8,674+1%

2507Turner County, SDSD8,673−2%

2508Monroe County, MOMO8,666−7%

2509Oregon County, MOMO8,635−17%

2510Lucas County, IAIA8,634−8%

2511Woods County, OKOK8,624−5%

2512Wilson County, KSKS8,624−17%

2513Madison County, MTMT8,623+26%

2514Dimmit County, TXTX8,615−16%

2515Montgomery County, GAGA8,610+4%

2516Platte County, WYWY8,605−2%

2517Lee County, ARAR8,600−32%

2518Wilkinson County, MSMS8,587−17%

2519Archer County, TXTX8,560−3%

2520Ozark County, MOMO8,553−10%

2521Mathews County, VAVA8,533−7%

2522Clearwater County, MNMN8,524+1%

2523Perry County, ALAL8,511−28%

2524Kiowa County, OKOK8,509−17%

2525Carroll County, MOMO8,495−17%

2526Montgomery County, ARAR8,484−8%

2527Trimble County, KYKY8,474+4%

2528Jack County, TXTX8,472−3%

2529Sitka, AKAK8,458−4%

2530Johnson County, WYWY8,447+19%

2531Ritchie County, WVWV8,444−18%

2532Warren County, ININ8,440+0%

2533Maries County, MOMO8,432−5%

2534Daviess County, MOMO8,430+5%

2535Bracken County, KYKY8,400+1%

2536Knox County, NENE8,391−10%

2537Cedar County, NENE8,380−13%

2538Webster County, WVWV8,378−14%

2539Butler County, NENE8,369−5%

2540Kusilvak Census Area, AKAK8,368–

2541Perry County, TNTN8,366+10%

2542Coffey County, KSKS8,360−6%

2543Mercer County, NDND8,350−3%

2544Keith County, NENE8,335−6%

2545Rosebud County, MTMT8,329−11%

2546Custer County, SDSD8,318+14%

2547Tyler County, WVWV8,313−13%

2548Nevada County, ARAR8,310−17%

2549Atkinson County, GAGA8,286+9%

2550Houston County, TNTN8,283+2%

2551Prairie County, ARAR8,282−13%

2552Hickory County, MOMO8,279−7%

2553Choctaw County, MSMS8,246−15%

2554Lafayette County, FLFL8,226+17%

2555Hamilton County, TXTX8,222−0%

2556Oscoda County, MIMI8,219−13%

2557Dawes County, NENE8,199−10%

2558Franklin, VAVA8,180−2%

2559Murray County, MNMN8,179−11%

2560Lake County, OROR8,160+10%

2561Baraga County, MIMI8,158−7%

2562Harrison County, MOMO8,157−8%

2563Clay County, KSKS8,117−8%

2564San Miguel County, COCO8,072+22%

2565Clay County, WVWV8,051−22%

2566Schoolcraft County, MIMI8,047−10%

2567Allendale County, SCSC8,039−28%

2568Graham County, NCNC8,030+0%

2569Twiggs County, GAGA8,022−24%

2570Traill County, NDND7,997−6%

2571Hamilton County, ILIL7,993−7%

2572Liberty County, FLFL7,974+14%

2573Lemhi County, IDID7,974+2%

2574Thomas County, KSKS7,930−3%

2575San Augustine County, TXTX7,918−11%

2576Power County, IDID7,878+5%

2577Richardson County, NENE7,871−17%

2578Pocahontas County, WVWV7,869−14%

2579Anderson County, KSKS7,836−3%

2580Searcy County, ARAR7,828−5%

2581Taylor County, GAGA7,816−11%

2582Doddridge County, WVWV7,808+5%

2583Northwest Arctic, AKAK7,793+8%

2584Winkler County, TXTX7,791+9%

2585Humphreys County, MSMS7,785−31%

2586Major County, OKOK7,782+3%

2587Greene County, ALAL7,730−22%

2588Ballard County, KYKY7,728−7%

2589Yoakum County, TXTX7,694+5%

2590Lincoln County, GAGA7,690−8%

2591Washakie County, WYWY7,685−7%

2592Coleman County, TXTX7,684−17%

2593Franklin County, MSMS7,675−9%

2594Merrick County, NENE7,668−7%

2595Kane County, UTUT7,667+27%

2596Pleasants County, WVWV7,653+2%

2597Benton County, MSMS7,646−5%

2598Decatur County, IAIA7,645−12%

2599McCulloch County, TXTX7,630−7%

2600Red River Parish, LALA7,620−21%

2601Boise County, IDID7,610+14%

2602Clay County, TNTN7,581−5%

2603Valley County, MTMT7,578−1%

2604Monroe County, IAIA7,577−5%

2605Dade County, MOMO7,569−4%

2606Grant County, SDSD7,556−4%

2607Cleveland County, ARAR7,550−12%

2608Nicholas County, KYKY7,537+11%

2609Doniphan County, KSKS7,510−9%

2610Marion County, GAGA7,498+5%

2611Adair County, IAIA7,496−9%

2612Harney County, OROR7,495−1%

2613Wheeler County, GAGA7,471+21%

2614Kingman County, KSKS7,470−14%

2615Conejos County, COCO7,461−11%

2616East Carroll Parish, LALA7,459−21%

2617Worth County, IAIA7,443−6%

2618Lake County, COCO7,436−5%

2619Hutchinson County, SDSD7,427−8%

2620Chariton County, MOMO7,408−12%

2621Gilmer County, WVWV7,408+3%

2622Lee County, KYKY7,395−7%

2623Wallowa County, OROR7,391+2%

2624Castro County, TXTX7,371−11%

2625Elliott County, KYKY7,354+9%

2626Grant County, KSKS7,352−7%

2627Rappahannock County, VAVA7,348+5%

2628Lexington, VAVA7,320+7%

2629Pepin County, WIWI7,318+1%

2630Pierce County, NENE7,317−7%

2631Grand Isle County, VTVT7,293+6%

2632Jefferson County, MSMS7,260−25%

2633Jefferson County, NENE7,240−13%

2634Grant County, OROR7,233−9%

2635Newton County, ARAR7,225−16%

2636Van Buren County, IAIA7,203−8%

2637Crook County, WYWY7,181+22%

2638Ferry County, WAWA7,178−1%

2639Dallam County, TXTX7,115+14%

2640Chugach Census Area, AKAK7,102–

2641Kit Carson County, COCO7,087−12%

2642Union County, ININ7,087−4%

2643Pocahontas County, IAIA7,078−18%

2644Brooks County, TXTX7,076−11%

2645Nemaha County, NENE7,074−7%

2646Beaver County, UTUT7,072+18%

2647Blaine County, MTMT7,044+0%

2648Shannon County, MOMO7,031−16%

2649Caribou County, IDID7,027−4%

2650Goliad County, TXTX7,012+1%

2651Lake County, TNTN7,005−12%

2652Ida County, IAIA7,005−11%

2653Bon Homme County, SDSD7,003−4%

2654Fall River County, SDSD6,973−6%

2655Forest County, PAPA6,973+41%

2656Swisher County, TXTX6,971−17%

2657Tillman County, OKOK6,968−25%

2658Powell County, MTMT6,946−3%

2659Bailey County, TXTX6,904+5%

2660Schuyler County, ILIL6,902−4%

2661Wabaunsee County, KSKS6,877−0%

2662Pembina County, NDND6,844−20%

2663Weston County, WYWY6,838+3%

2664Huerfano County, COCO6,820−13%

2665Southeast Fairbanks Census Area, AKAK6,808+10%

2666Monroe County, ARAR6,799−34%

2667Broadwater County, MTMT6,774+54%

2668Thurston County, NENE6,773−6%

2669Charles City County, VAVA6,773−2%

2670Tucker County, WVWV6,762−8%

2671Clinch County, GAGA6,749−2%

2672Refugio County, TXTX6,741−14%

2673Burt County, NENE6,722−14%

2674Galax, VAVA6,720−2%

2675Lac qui Parle County, MNMN6,719−17%

2676Russell County, KSKS6,691−9%

2677Kearney County, NENE6,688−3%

2678Childress County, TXTX6,664−13%

2679La Salle County, TXTX6,664+14%

2680Hancock County, TNTN6,662−2%

2681Pershing County, NVNV6,650−1%

2682Buena Vista, VAVA6,641+5%

2683Clark County, MOMO6,634−11%

2684King and Queen County, VAVA6,608−0%

2685Fremont County, IAIA6,605−18%

2686Wolfe County, KYKY6,562−7%

2687Surry County, VAVA6,561−4%

2688Rio Blanco County, COCO6,529+9%

2689Fulton County, KYKY6,515−16%

2690Wilkin County, MNMN6,506−9%

2691Wayne County, IAIA6,497−3%

2692Dallas County, ARAR6,482−30%

2693Howard County, NENE6,475−1%

2694Moore County, TNTN6,461+13%

2695Norman County, MNMN6,441−13%

2696Randolph County, GAGA6,425−18%

2697Treutlen County, GAGA6,406−7%

2698Henderson County, ILIL6,387−22%

2699Bottineau County, NDND6,379−11%

2700Ellsworth County, KSKS6,376−2%

2701Bear Lake County, IDID6,372−1%

2702Saguache County, COCO6,368+8%

2703Spink County, SDSD6,361−15%

2704Moody County, SDSD6,336−4%

2705Lafayette County, ARAR6,308−26%

2706Antelope County, NENE6,295−16%

2707Bland County, VAVA6,270−9%

2708Woodruff County, ARAR6,269−28%

2709Pawnee County, KSKS6,253−14%

2710Edwards County, ILIL6,245−10%

2711Brown County, ILIL6,244−10%

2712Calhoun County, WVWV6,229−18%

2713Teton County, MTMT6,226−3%

2714Osceola County, IAIA6,192−12%

2715Quitman County, MSMS6,176−39%

2716Van Buren County, TNTN6,168+12%

2717Hamlin County, SDSD6,164+11%

2718Gentry County, MOMO6,162−10%

2719Pendleton County, WVWV6,143−25%

2720Iron County, WIWI6,137−11%

2721Presidio County, TXTX6,131−16%

2722Menifee County, KYKY6,113−7%

2723Clay County, NENE6,104−13%

2724Shelby County, MOMO6,103−10%

2725Reynolds County, MOMO6,096−9%

2726Grant County, MNMN6,074−3%

2727Greenwood County, KSKS6,016−22%

2728Miller County, GAGA6,000−6%

2729Sullivan County, MOMO5,999−17%

2730Benson County, NDND5,964−14%

2731Ohio County, ININ5,940+6%

2732Sherman County, KSKS5,927−12%

2733Crowley County, COCO5,922+7%

2734Essex County, VTVT5,920−8%

2735Pondera County, MTMT5,898−8%

2736Taylor County, IAIA5,896−15%

2737Chouteau County, MTMT5,895−1%

2738Cumberland County, KYKY5,888−18%

2739Stanton County, NENE5,842−9%

2740Sullivan County, PAPA5,840−11%

2741Ontonagon County, MIMI5,816−26%

2742Garza County, TXTX5,816+19%

2743Gilpin County, COCO5,808+22%

2744Carson County, TXTX5,807−11%

2745Mitchell County, KSKS5,796−16%

2746Emporia, VAVA5,766+2%

2747Prince of Wales-Hyder Census Area, AKAK5,753–

2748Covington, VAVA5,737−9%

2749Ottawa County, KSKS5,735−7%

2750Lander County, NVNV5,734−1%

2751Talbot County, GAGA5,733−12%

2752San Saba County, TXTX5,730−7%

2753Ransom County, NDND5,703−3%

2754Alfalfa County, OKOK5,699−7%

2755McCook County, SDSD5,682−3%

2756Lincoln County, COCO5,675−7%

2757Audubon County, IAIA5,674−17%

2758Gray County, KSKS5,653−4%

2759Bent County, COCO5,650−6%

2760Lincoln County, MNMN5,640−12%

2761Putnam County, ILIL5,637−7%

2762Tripp County, SDSD5,624−13%

2763Cameron Parish, LALA5,617−44%

2764Dixon County, NENE5,606−12%

2765Cook County, MNMN5,600+8%

2766Lynn County, TXTX5,596−15%

2767Calhoun County, GAGA5,573−12%

2768Fillmore County, NENE5,551−16%

2769Washington County, KSKS5,530−15%

2770Cotton County, OKOK5,527−16%

2771Greer County, OKOK5,491−9%

2772Harper County, KSKS5,485−16%

2773Norton County, KSKS5,459−8%

2774Cherry County, NENE5,455−11%

2775Day County, SDSD5,449−13%

2776Haskell County, TXTX5,416−11%

2777Mahnomen County, MNMN5,411+4%

2778Floyd County, TXTX5,402−30%

2779Stark County, ILIL5,400−15%

2780Morris County, KSKS5,386−12%

2781Hartley County, TXTX5,382−3%

2782Boone County, NENE5,379−14%

2783McHenry County, NDND5,345−11%

2784Yukon-Koyukuk Census Area, AKAK5,343−18%

2785Luce County, MIMI5,339−24%

2786Jefferson County, OKOK5,337−22%

2787Walworth County, SDSD5,315−11%

2788Stewart County, GAGA5,314+1%

2789Atchison County, MOMO5,305−17%

2790Johnson County, NENE5,290+18%

2791Hansford County, TXTX5,285−2%

2792Coal County, OKOK5,266−13%

2793Stevens County, KSKS5,250−4%

2794Brule County, SDSD5,247−2%

2795Alexander County, ILIL5,240−45%

2796Dewey County, SDSD5,239−12%

2797Martin County, TXTX5,237+10%

2798Aleutians West Census Area, AKAK5,232−4%

2799Delta County, TXTX5,230−2%

2800Warren County, GAGA5,215−18%

2801Polk County, NENE5,214−8%

2802Carter County, MOMO5,202−12%

2803Wirt County, WVWV5,194−12%

2804Pulaski County, ILIL5,193−29%

2805Kingsbury County, SDSD5,187−11%

2806Big Stone County, MNMN5,166−11%

2807Scott County, KSKS5,151+1%

2808Crosby County, TXTX5,133−27%

2809Sheridan County, NENE5,127−17%

2810Lincoln County, IDID5,127+27%

2811Hamilton County, NYNY5,107−5%

2812Garfield County, UTUT5,083+7%

2813Beaver County, OKOK5,049−14%

2814Thayer County, NENE5,034−17%

2815Pickett County, TNTN5,001+1%

2816Dickey County, NDND4,999−13%

2817Wheeler County, TXTX4,990−6%

2818Phillips County, KSKS4,981−17%

2819Toole County, MTMT4,971−6%

2820Scott County, ILIL4,949−11%

2821Gallatin County, ILIL4,946−23%

2822Rooks County, KSKS4,919−13%

2823Craig County, VAVA4,892−4%

2824Ouray County, COCO4,874+30%

2825Dillingham Census Area, AKAK4,857−1%

2826Jim Hogg County, TXTX4,838−8%

2827Carlisle County, KYKY4,826−10%

2828Washington County, COCO4,817−2%

2829Calhoun County, ARAR4,739−17%

2830Musselshell County, MTMT4,730+5%

2831Scotland County, MOMO4,716−5%

2832Custer County, COCO4,704+34%

2833Putnam County, MOMO4,681−10%

2834Crane County, TXTX4,675+17%

2835Republic County, KSKS4,674−20%

2836Ringgold County, IAIA4,663−15%

2837Furnas County, NENE4,636−13%

2838Hot Springs County, WYWY4,621−5%

2839Hyde County, NCNC4,589−21%

2840Oneida County, IDID4,564+11%

2841Florence County, WIWI4,558−10%

2842Morrill County, NENE4,555−16%

2843Mineral County, NVNV4,554−10%

2844Schley County, GAGA4,547+21%

2845Cameron County, PAPA4,547−24%

2846Mineral County, MTMT4,535+17%

2847Phillips County, COCO4,530+1%

2848Hickman County, KYKY4,521−14%

2849Lincoln County, NVNV4,499+8%

2850Dewey County, OKOK4,484−5%

2851Mills County, TXTX4,456−13%

2852Guadalupe County, NMNM4,452−5%

2853Calhoun County, ILIL4,437−13%

2854Wahkiakum County, WAWA4,422+16%

2855Adams County, IDID4,379+26%

2856Marshall County, SDSD4,306−6%

2857Deuel County, SDSD4,295−5%

2858Kimble County, TXTX4,286−4%

2859Custer County, IDID4,275−2%

2860Menominee County, WIWI4,255−7%

2861Barber County, KSKS4,228−20%

2862Holt County, MOMO4,223−21%

2863Phillips County, MTMT4,217−8%

2864Bath County, VAVA4,209−17%

2865Kittson County, MNMN4,207−20%

2866Mora County, NMNM4,189−19%

2867Hidalgo County, NMNM4,178−30%

2868Grant County, OKOK4,169−19%

2869Tensas Parish, LALA4,147−37%

2870Storey County, NVNV4,104+21%

2871Nuckolls County, NENE4,095−19%

2872Dunn County, NDND4,095+14%

2873LaMoure County, NDND4,093−13%

2874Union County, NMNM4,079−2%

2875Stafford County, KSKS4,072−15%

2876Valley County, NENE4,059−13%

2877Meade County, KSKS4,055−12%

2878Owsley County, KYKY4,051−17%

2879Schuyler County, MOMO4,032−3%

2880Gregory County, SDSD3,994−17%

2881Pierce County, NDND3,990−15%

2882Edmunds County, SDSD3,986−9%

2883Kearny County, KSKS3,983−12%

2884Wells County, NDND3,982−22%

2885Mason County, TXTX3,953+6%

2886Columbia County, WAWA3,952−3%

2887Red Lake County, MNMN3,935−8%

2888Corson County, SDSD3,902−7%

2889Sioux County, NDND3,898−4%

2890Chase County, NENE3,893−4%

2891Sargent County, NDND3,862−12%

2892Clark County, SDSD3,837−7%

2893Sharkey County, MSMS3,800−42%

2894Haskell County, KSKS3,780−12%

2895Lake of the Woods County, MNMN3,763−17%

2896Pope County, ILIL3,763−15%

2897Ellis County, OKOK3,749−8%

2898Knox County, MOMO3,744−14%

2899Lyman County, SDSD3,718−5%

2900Cavalier County, NDND3,704−23%

2901Adams County, IAIA3,704−17%

2902Echols County, GAGA3,697−2%

2903Norton, VAVA3,687−6%

2904Sweet Grass County, MTMT3,678+2%

2905Fisher County, TXTX3,672−15%

2906Hardin County, ILIL3,649−24%

2907Catron County, NMNM3,579+1%

2908Smith County, KSKS3,570−21%

2909Hardeman County, TXTX3,549−25%

2910Sheridan County, MTMT3,539−14%

2911Mercer County, MOMO3,538−6%

2912Lewis County, IDID3,533−6%

2913Baca County, COCO3,506−22%

2914Osborne County, KSKS3,500−21%

2915Costilla County, COCO3,499−4%

2916Baylor County, TXTX3,465−15%

2917Hanson County, SDSD3,461+10%

2918Roger Mills County, OKOK3,442+0%

2919Kimball County, NENE3,434−16%

2920Aleutians East, AKAK3,420+27%

2921Petersburg, AKAK3,398–

2922Foster County, NDND3,397−10%

2923Webster County, NENE3,395−16%

2924Reagan County, TXTX3,385+2%

2925Hemphill County, TXTX3,382+1%

2926Bennett County, SDSD3,381−5%

2927Nance County, NENE3,380−16%

2928Chautauqua County, KSKS3,379−22%

2929Sutton County, TXTX3,372−17%

2930Traverse County, MNMN3,360−19%

2931Knox County, TXTX3,353−21%

2932Granite County, MTMT3,309+17%

2933Upton County, TXTX3,308−3%

2934Concho County, TXTX3,303−17%

2935Emmons County, NDND3,301−24%

2936Coke County, TXTX3,285−15%

2937Harper County, OKOK3,272−8%

2938Donley County, TXTX3,258−15%

2939Tyrrell County, NCNC3,245−22%

2940Sierra County, CACA3,236−9%

2941Hudspeth County, TXTX3,202−4%

2942Hand County, SDSD3,145−16%

2943Kinney County, TXTX3,129−7%

2944Woodson County, KSKS3,115−18%

2945Shackelford County, TXTX3,105−6%

2946Crockett County, TXTX3,098−24%

2947Harlan County, NENE3,073−19%

2948Lipscomb County, TXTX3,059+0%

2949Fallon County, MTMT3,049+7%

2950Nelson County, NDND3,015−19%

2951Bowman County, NDND2,993−8%

2952Stanley County, SDSD2,980+8%

2953Sherman County, NENE2,959−11%

2954Rush County, KSKS2,956−17%

2955Lincoln County, KSKS2,939−18%

2956Jewell County, KSKS2,932−23%

2957Edwards County, KSKS2,907−16%

2958Brown County, NENE2,903−18%

2959Franklin County, NENE2,889−19%

2960Glascock County, GAGA2,884+13%

2961Baker County, GAGA2,876−29%

2962Perkins County, NENE2,858−11%

2963Clay County, GAGA2,848−15%

2964Douglas County, SDSD2,835−18%

2965Perkins County, SDSD2,835−16%

2966Hall County, TXTX2,825−25%

2967Trego County, KSKS2,808−15%

2968Jackson County, SDSD2,806−4%

2969Sherman County, TXTX2,782−13%

2970Decatur County, KSKS2,764−20%

2971Logan County, KSKS2,762−9%

2972Real County, TXTX2,758−9%

2973Aurora County, SDSD2,747−10%

2974Gove County, KSKS2,718−11%

2975Morton County, KSKS2,701−23%

2976Ness County, KSKS2,687−22%

2977Collingsworth County, TXTX2,652−17%

2978Copper River Census Area, AKAK2,617–

2979Hitchcock County, NENE2,616−16%

2980Cheyenne County, KSKS2,616−17%

2981Butte County, IDID2,574−11%

2982Chase County, KSKS2,572−15%

2983Rawlins County, KSKS2,561−14%

2984Cochran County, TXTX2,547−32%

2985Pawnee County, NENE2,544−18%

2986McIntosh County, NDND2,530−25%

2987Frontier County, NENE2,519−19%

2988Hamilton County, KSKS2,518−6%

2989Rich County, UTUT2,510+28%

2990Hettinger County, NDND2,489−8%

2991Harmon County, OKOK2,488−24%

2992Wayne County, UTUT2,486−1%

2993Elk County, KSKS2,483−24%

2994Potter County, SDSD2,472−8%

2995Niobrara County, WYWY2,467+2%

2996Kiowa County, KSKS2,460−25%

2997Schleicher County, TXTX2,451−16%

2998Sheridan County, KSKS2,447−13%

2999Graham County, KSKS2,415−18%

3000Ziebach County, SDSD2,413−4%

SHOWING 2,501–3,000 OF 3,135

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS