Which county has the highest population change?

Maricopa County, Arizona ranks #1 with +950,048 (2000 Decennial Census).

What are the top 5 counties by population change?

Maricopa County, Arizona, Los Angeles County, California, Clark County, Nevada, Harris County, Texas, Orange County, California.

How many counties are in this ranking?

3,122 counties qualify after filtering for population minimums and data availability. The ranking covers 2000 Decennial Census data.

How is population change measured?

Change in the number of residents from the prior decennial census (raw count, not a percentage). Source: US Census Bureau, 2000 Decennial Census.

RANKING · 2000 CENSUS · 500 SHOWN OF 3,122

Most population gained, US counties · 2000

US counties that added the most residents from the 1990 census to 2000, by raw count of people rather than percentage.

Flip the list · Most population lost, US counties →

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION CHANGEVS –

2501Pratt County, KSKS9,117-55–

2502Noxubee County, MSMS9,798-56–

2503Shelby County, IAIA11,689-57–

2504Buena Vista, VAVA6,672-57–

2505Worth County, MOMO1,914-58–

2506Sutton County, TXTX3,203-58–

2507Carson County, TXTX5,805-60–

2508Ellsworth County, KSKS6,257-61–

2509Wheeler County, NENE789-62–

2510Schuyler County, MOMO4,140-66–

2511Kiowa County, COCO1,412-66–

2512Elk County, KSKS2,458-66–

2513Southampton County, VAVA18,110-68–

2514Borden County, TXTX567-70–

2515Wallace County, KSKS1,441-72–

2516Brown County, MNMN25,517-73–

2517Sioux County, NENE1,188-74–

2518Lincoln County, KSKS2,861-75–

2519Montgomery County, ILIL28,076-76–

2520Aurora County, SDSD2,801-77–

2521Burt County, NENE6,678-77–

2522Cheyenne County, KSKS2,604-78–

2523Thomas County, KSKS7,725-78–

2524Radford, VAVA17,243-81–

2525Hampden County, MAMA464,338-82–

2526Calhoun County, ARAR4,632-82–

2527Worth County, IAIA7,338-82–

2528White Pine County, NVNV8,661-83–

2529Clay County, NENE6,170-84–

2530Rock County, MNMN9,524-85–

2531Lipscomb County, TXTX2,955-86–

2532Columbia County, ARAR21,894-88–

2533Jefferson Davis County, MSMS10,941-89–

2534Wayne County, ILIL15,882-90–

2535Blaine County, NENE458-92–

2536Niobrara County, WYWY2,341-92–

2537Hodgeman County, KSKS1,619-92–

2538Lexington, VAVA7,769-92–

2539Oldham County, TXTX1,783-93–

2540Morris County, KSKS5,348-94–

2541Choctaw County, ALAL11,904-96–

2542Monroe County, IAIA7,406-98–

2543Highland County, VAVA2,318-99–

2544Washakie County, WYWY7,597-99–

2545Faulk County, SDSD2,178-104–

2546Grundy County, MOMO9,744-104–

2547Logan County, NENE669-104–

2548Edwards County, TXTX1,370-104–

2549Motley County, TXTX1,043-106–

2550Scott County, ILIL4,866-107–

2551Webster County, IAIA36,838-107–

2552Wabash County, ININ30,713-109–

2553Ashley County, ARAR17,831-110–

2554Kingsbury County, SDSD5,284-110–

2555Walworth County, SDSD5,217-113–

2556Brown County, SDSD37,561-120–

2557Knox County, MOMO3,728-121–

2558Brule County, SDSD5,278-121–

2559Thomas County, NENE639-122–

2560Ochiltree County, TXTX9,284-122–

2561Wibaux County, MTMT885-123–

2562Hall County, TXTX2,737-123–

2563Jefferson County, IAIA15,291-129–

2564Jerauld County, SDSD1,654-130–

2565Carroll County, ILIL15,419-131–

2566Jones County, SDSD913-131–

2567Clark County, MOMO6,475-131–

2568Linn County, MOMO11,815-131–

2569Brown County, NENE2,826-132–

2570Liberty County, MTMT1,957-137–

2571Roberts County, TXTX867-138–

2572Deuel County, NENE1,862-139–

2573Henry County, ILIL48,095-139–

2574Chippewa County, MNMN12,406-140–

2575Slope County, NDND628-140–

2576Pulaski County, MOMO54,442-142–

2577Barbour County, WVWV15,414-142–

2578Jefferson County, GAGA15,011-142–

2579Shelby County, MOMO5,870-143–

2580Carter County, MTMT1,383-143–

2581Catahoula Parish, LALA8,223-145–

2582Nevada County, ARAR7,942-146–

2583Refugio County, TXTX6,657-148–

2584Richland County, NDND16,731-150–

2585Kent County, TXTX674-151–

2586Jefferson County, PAPA43,255-151–

2587Bristol Bay, AKAK847-152–

2588Morris County, TXTX12,133-152–

2589Cimarron County, OKOK2,059-153–

2590Hayes County, NENE821-154–

2591Taylor County, IAIA5,835-156–

2592Sanborn County, SDSD2,388-158–

2593Floyd County, IAIA14,901-158–

2594Atchison County, KSKS16,172-158–

2595Webster Parish, LALA34,948-158–

2596Cherry County, NENE5,561-159–

2597Knox County, NENE8,335-160–

2598Shoshone County, IDID14,130-160–

2599Steele County, NDND1,797-162–

2600Gove County, KSKS2,631-163–

2601Beaver County, OKOK4,882-166–

2602Cheyenne County, COCO1,713-166–

2603Adair County, IAIA7,403-166–

2604Sherman County, KSKS5,763-166–

2605Perkins County, NENE2,849-167–

2606Garden County, NENE1,804-168–

2607Scott County, KSKS4,815-169–

2608Sandusky County, OHOH58,655-171–

2609Caldwell County, KYKY12,609-172–

2610Foard County, TXTX1,044-172–

2611Greenwood County, KSKS5,826-174–

2612Wabash County, ILIL10,907-174–

2613Pulaski County, ILIL4,820-175–

2614Harding County, NMNM617-177–

2615Owsley County, KYKY3,932-178–

2616Greene County, ALAL7,067-179–

2617Briscoe County, TXTX1,474-181–

2618Young County, TXTX18,154-183–

2619Sargent County, NDND3,711-183–

2620Campbell County, SDSD1,377-183–

2621Prairie County, MTMT1,112-184–

2622Golden Valley County, NDND1,808-184–

2623Johnson County, NENE5,218-185–

2624Dimmit County, TXTX8,024-185–

2625Bureau County, ILIL32,510-185–

2626Hutchinson County, SDSD7,413-187–

2627San Juan County, COCO813-187–

2628Lyon County, IAIA12,354-189–

2629Fergus County, MTMT11,825-190–

2630Eastland County, TXTX18,143-191–

2631Jefferson County, OKOK5,431-192–

2632Pike County, ILIL14,231-193–

2633Eddy County, NDND2,329-194–

2634Paulding County, OHOH18,727-195–

2635Stark County, NDND34,013-196–

2636Montgomery County, MSMS9,354-199–

2637Chickasaw County, IAIA11,663-200–

2638Stark County, ILIL5,319-202–

2639Tyler County, WVWV7,881-204–

2640Lynn County, TXTX6,017-208–

2641Perry County, ININ19,389-208–

2642Martin County, TXTX5,284-210–

2643Nicholas County, WVWV23,848-213–

2644Clay County, IAIA16,202-213–

2645Fremont County, IAIA6,522-216–

2646Webster County, NENE3,336-218–

2647Poweshiek County, IAIA18,368-218–

2648Billings County, NDND1,071-220–

2649Lane County, KSKS1,508-220–

2650Foster County, NDND3,212-224–

2651Keokuk County, IAIA9,797-224–

2652Red Lake County, MNMN3,940-226–

2653Bienville Parish, LALA12,269-227–

2654Wichita County, KSKS2,031-227–

2655Brooks County, TXTX6,579-228–

2656Modoc County, CACA8,426-229–

2657Furnas County, NENE4,524-229–

2658Harrison County, OHOH14,070-229–

2659Pawnee County, NENE2,510-230–

2660Sheridan County, KSKS2,427-230–

2661Mason County, ILIL12,411-231–

2662Randolph County, GAGA6,156-232–

2663Powder River County, MTMT1,781-232–

2664Crosby County, TXTX4,852-232–

2665Benson County, NDND5,759-234–

2666Nance County, NENE3,290-237–

2667Calhoun County, ILIL4,300-238–

2668Garfield County, NENE1,710-239–

2669Greenbrier County, WVWV31,578-240–

2670Greeley County, KSKS1,182-240–

2671Bamberg County, SCSC12,796-244–

2672Dougherty County, GAGA82,616-246–

2673Daniels County, MTMT1,612-249–

2674Alleghany County, VAVA14,546-250–

2675Allen County, KSKS12,302-253–

2676Lea County, NMNM74,749-254–

2677Knott County, KYKY13,321-257–

2678Red Willow County, NENE10,307-257–

2679Vigo County, ININ106,512-259–

2680Clark County, SDSD4,031-260–

2681Rock County, NENE1,259-263–

2682Des Moines County, IAIA38,077-263–

2683Osceola County, IAIA5,980-264–

2684Fallon County, MTMT2,959-266–

2685Marshall County, SDSD4,426-268–

2686Garza County, TXTX4,510-271–

2687Mitchell County, KSKS5,590-271–

2688Washington County, NCNC10,638-274–

2689Traill County, NDND7,920-275–

2690Schoharie County, NYNY30,176-277–

2691Cattaraugus County, NYNY75,390-279–

2692Hardin County, IAIA16,455-282–

2693Cerro Gordo County, IAIA42,372-286–

2694East Carroll Parish, LALA6,760-288–

2695Douglas County, SDSD2,888-288–

2696Dundy County, NENE1,568-290–

2697Rush County, KSKS2,845-291–

2698Greeley County, NENE2,154-292–

2699Baylor County, TXTX3,472-292–

2700Chambers County, ALAL34,253-293–

2701McCone County, MTMT1,720-299–

2702Calhoun County, WVWV5,978-303–

2703Hickman County, KYKY4,372-304–

2704Lewis County, WVWV16,394-304–

2705Montgomery County, IAIA10,002-305–

2706Tallahatchie County, MSMS10,877-307–

2707Jackson Parish, LALA15,834-308–

2708Schuyler County, ILIL6,657-309–

2709Garfield County, MTMT1,148-310–

2710Darke County, OHOH51,520-310–

2711Alfalfa County, OKOK5,649-311–

2712Chase County, NENE3,718-313–

2713Harding County, SDSD1,331-316–

2714Oliver County, NDND1,898-316–

2715Monroe County, OHOH12,994-317–

2716Stonewall County, TXTX1,186-320–

2717Pawnee County, KSKS5,991-322–

2718McPherson County, SDSD2,347-324–

2719Jackson County, OKOK24,764-325–

2720Woodson County, KSKS3,118-328–

2721Westmoreland County, PAPA349,324-328–

2722Traverse County, MNMN3,130-329–

2723Terrell County, TXTX702-329–

2724Stutsman County, NDND21,414-333–

2725Mercer County, ILIL15,229-333–

2726Boone County, WVWV20,251-335–

2727Inyo County, CACA18,158-336–

2728Clay County, KSKS7,990-336–

2729Wayne County, IAIA6,738-337–

2730Little River County, ARAR11,763-338–

2731Edwards County, KSKS2,640-338–

2732Seneca County, NYNY32,883-341–

2733O'Brien County, IAIA14,220-342–

2734Cottle County, TXTX1,224-343–

2735Norton, VAVA3,477-343–

2736Comanche County, KSKS1,673-346–

2737Cayuga County, NYNY74,365-350–

2738Dickey County, NDND4,895-350–

2739Bowman County, NDND2,762-354–

2740Rooks County, KSKS4,646-354–

2741Steuben County, NYNY91,855-362–

2742Lamb County, TXTX12,579-363–

2743Franklin County, NENE2,795-364–

2744Cortland County, NYNY45,850-364–

2745Chenango County, NYNY45,715-367–

2746Collingsworth County, TXTX2,487-367–

2747Hemphill County, TXTX3,083-369–

2748Quitman County, MSMS5,364-373–

2749Fayette County, WVWV38,165-373–

2750Esmeralda County, NVNV729-373–

2751Humboldt County, IAIA9,409-375–

2752Trego County, KSKS2,740-375–

2753Clayton County, IAIA16,845-376–

2754Pierce County, NDND3,838-377–

2755Wilkin County, MNMN6,288-378–

2756Roosevelt County, MTMT10,242-379–

2757Kiowa County, KSKS2,432-382–

2758Adams County, IAIA3,617-384–

2759Wilcox County, ALAL9,666-385–

2760Miner County, SDSD2,281-388–

2761Indiana County, PAPA82,878-389–

2762Hardin County, ILIL3,588-389–

2763Mountrail County, NDND9,395-390–

2764Calhoun County, IAIA9,562-393–

2765Richland County, ILIL15,219-396–

2766Boyd County, NENE1,674-397–

2767Winnebago County, IAIA10,251-399–

2768Sherman County, NENE2,924-400–

2769Stewart County, GAGA4,631-402–

2770Dallas County, ARAR6,011-404–

2771Nemaha County, NENE7,102-404–

2772Brown County, KSKS9,104-404–

2773Dunn County, NDND4,058-405–

2774Richardson County, NENE7,530-406–

2775Tucker County, WVWV6,540-407–

2776Boone County, NENE5,355-408–

2777Jackson County, MNMN9,857-409–

2778Osborne County, KSKS3,285-415–

2779Ellis County, OKOK3,613-422–

2780Jefferson County, NENE7,070-426–

2781Butler County, IAIA14,049-426–

2782Fayette County, ININ23,533-427–

2783Haakon County, SDSD1,802-428–

2784Culberson County, TXTX2,267-432–

2785Sheridan County, NDND1,296-438–

2786Rawlins County, KSKS2,431-438–

2787Redwood County, MNMN15,265-439–

2788Union County, IAIA11,829-441–

2789Cass County, IAIA12,960-444–

2790Wilbarger County, TXTX12,481-445–

2791Dawson County, MTMT8,692-446–

2792Warren County, ILIL16,222-446–

2793Union County, SCSC26,799-456–

2794Terry County, TXTX11,720-457–

2795Jewell County, KSKS2,830-460–

2796Lincoln County, MNMN5,583-461–

2797Carroll County, MOMO8,417-463–

2798Gallatin County, ILIL4,616-464–

2799Big Stone County, MNMN5,054-465–

2800Russell County, KSKS6,581-465–

2801Fillmore County, NENE5,458-469–

2802Edwards County, ILIL5,898-469–

2803Bailey County, TXTX6,963-470–

2804Lander County, NVNV5,872-472–

2805Lee County, ARAR8,029-473–

2806Coleman County, TXTX7,915-475–

2807Freeborn County, MNMN30,440-476–

2808Custer County, NENE10,500-477–

2809Hansford County, TXTX4,944-479–

2810Kittson County, MNMN4,031-482–

2811Tensas Parish, LALA3,700-485–

2812Sharkey County, MSMS3,097-486–

2813Woodward County, OKOK19,827-490–

2814Jasper County, ILIL9,032-492–

2815Butler County, ALAL18,100-493–

2816Tripp County, SDSD5,708-494–

2817Murray County, MNMN7,942-495–

2818Potter County, SDSD2,377-497–

2819Clay County, ARAR14,052-498–

2820Fisher County, TXTX3,692-498–

2821Greer County, OKOK5,373-498–

2822Emmons County, NDND3,215-499–

2823Harper County, OKOK3,172-501–

2824Dale County, ALAL49,912-504–

2825Audubon County, IAIA5,509-504–

2826Gilmer County, WVWV7,085-509–

2827Harmon County, OKOK2,327-510–

2828Major County, OKOK7,536-510–

2829Allendale County, SCSC7,355-511–

2830Antelope County, NENE6,352-513–

2831Cedar County, NENE8,373-516–

2832Seminole County, OKOK23,441-518–

2833Renville County, MNMN14,356-519–

2834Fulton County, KYKY6,218-519–

2835Lawrence County, ILIL13,790-520–

2836Valley County, NENE4,094-522–

2837Palo Alto County, IAIA8,899-522–

2838Grant County, SDSD7,534-525–

2839Jackson County, ARAR16,741-526–

2840Cottonwood County, MNMN11,405-527–

2841Spink County, SDSD6,155-527–

2842Ida County, IAIA6,777-528–

2843Hand County, SDSD3,121-531–

2844Norman County, MNMN6,336-533–

2845Hancock County, IAIA10,528-538–

2846Logan County, NDND1,859-539–

2847McHenry County, NDND5,130-541–

2848Emmet County, IAIA9,107-542–

2849Smith County, KSKS3,566-542–

2850Allegany County, NYNY46,800-543–

2851Marlboro County, SCSC25,488-543–

2852Grant County, OKOK4,067-545–

2853Marengo County, ALAL18,311-545–

2854Griggs County, NDND2,239-549–

2855Decatur County, KSKS2,716-549–

2856Renville County, NDND2,331-550–

2857Sheridan County, NENE4,809-552–

2858Tioga County, NYNY47,453-553–

2859Claiborne Parish, LALA13,354-554–

2860Greene County, ILIL11,313-556–

2861Knox County, ILIL47,767-557–

2862Hardeman County, TXTX3,292-559–

2863Phillips County, MTMT4,203-562–

2864Zavala County, TXTX9,037-562–

2865Valley County, MTMT7,385-564–

2866Gregory County, SDSD4,037-567–

2867Barber County, KSKS4,083-567–

2868Perkins County, SDSD2,853-569–

2869McCulloch County, TXTX7,472-573–

2870Stafford County, KSKS4,005-576–

2871Kidder County, NDND2,393-579–

2872Ness County, KSKS2,617-579–

2873Thayer County, NENE4,842-580–

2874Concordia Parish, LALA17,836-581–

2875Stevens County, MNMN9,747-581–

2876Adams County, NDND2,275-581–

2877Knox County, TXTX3,192-584–

2878Harper County, KSKS5,370-588–

2879Phillips County, KSKS4,728-589–

2880Washington County, KSKS5,533-590–

2881Deaf Smith County, TXTX18,626-592–

2882Wheeler County, TXTX4,773-595–

2883Pipestone County, MNMN9,260-596–

2884Graham County, KSKS2,371-597–

2885Yellow Medicine County, MNMN9,477-604–

2886Staunton, VAVA26,801-608–

2887Bertie County, NCNC17,086-615–

2888Ramsey County, NDND11,530-615–

2889Divide County, NDND2,110-616–

2890Cowley County, KSKS34,382-624–

2891Sheridan County, MTMT3,436-627–

2892Knox County, ININ35,652-628–

2893McIntosh County, NDND2,451-631–

2894Lee County, IAIA32,306-635–

2895Hitchcock County, NENE2,467-639–

2896McKenzie County, NDND15,192-646–

2897Cochran County, TXTX2,546-647–

2898Republic County, KSKS4,640-647–

2899Marion County, WVWV55,584-651–

2900Pembina County, NDND6,568-653–

2901Crane County, TXTX4,554-656–

2902Franklin County, IAIA9,868-660–

2903Quay County, NMNM8,454-668–

2904Gogebic County, MIMI14,285-682–

2905LaMoure County, NDND4,135-682–

2906Holt County, MOMO4,200-683–

2907Covington, VAVA5,680-688–

2908Randolph County, ILIL29,921-690–

2909Nelson County, NDND2,963-695–

2910Grant County, NDND2,206-708–

2911Mercer County, PAPA107,860-710–

2912Day County, SDSD5,484-711–

2913Roger Mills County, OKOK3,259-711–

2914Harrison County, WVWV64,221-719–

2915Floyd County, TXTX4,881-726–

2916Haskell County, TXTX5,499-727–

2917Nuckolls County, NENE4,100-729–

2918Hettinger County, NDND2,492-730–

2919Marshall County, KSKS9,852-740–

2920Martinsville, VAVA13,849-746–

2921Hopewell, VAVA23,261-747–

2922Towner County, NDND2,040-751–

2923Custer County, OKOK28,175-755–

2924Cloud County, KSKS8,833-755–

2925Faribault County, MNMN13,888-756–

2926Burke County, NDND2,132-760–

2927Wells County, NDND3,729-762–

2928Chariton County, MOMO7,377-764–

2929Grant County, ININ66,524-766–

2930Barnes County, NDND10,573-770–

2931Woodruff County, ARAR5,710-779–

2932Lynchburg, VAVA81,347-780–

2933Castro County, TXTX7,295-785–

2934Nolan County, TXTX14,117-792–

2935Sac County, IAIA9,525-795–

2936Van Wert County, OHOH29,013-805–

2937Dewey County, OKOK4,207-808–

2938Miami County, ININ34,487-815–

2939Macon County, ALAL18,132-823–

2940Marshall County, MNMN8,798-838–

2941Belmont County, OHOH64,434-848–

2942Wayne County, ININ66,169-854–

2943Lac qui Parle County, MNMN6,704-857–

2944Labette County, KSKS19,685-858–

2945Deer Lodge County, MTMT9,709-861–

2946Bottineau County, NDND6,284-862–

2947Pocahontas County, IAIA6,819-863–

2948Delaware County, ININ113,106-890–

2949Clinton County, IAIA46,002-891–

2950Perry County, KYKY26,555-893–

2951Perry County, ALAL7,425-898–

2952Arkansas County, ARAR15,836-904–

2953Crawford County, OHOH41,896-904–

2954Lee County, VAVA21,642-907–

2955Niagara County, NYNY208,912-910–

2956Morehouse Parish, LALA23,705-917–

2957Union County, KYKY12,839-920–

2958Humphreys County, MSMS7,001-928–

2959Edgecombe County, NCNC49,121-952–

2960Box Butte County, NENE10,494-972–

2961Hill County, MTMT16,167-981–

2962Salem County, NJNJ66,280-1,009–

2963Webster County, WVWV7,760-1,010–

2964Mississippi County, MOMO12,003-1,015–

2965Adams County, MSMS30,061-1,016–

2966Carbon County, WYWY14,013-1,020–

2967Atchison County, MOMO5,175-1,027–

2968Ontonagon County, MIMI5,823-1,036–

2969Alexander County, ILIL4,570-1,036–

2970Coahoma County, MSMS19,849-1,043–

2971Upton County, TXTX3,131-1,043–

2972Holt County, NENE10,067-1,048–

2973Richland County, MTMT11,377-1,049–

2974Seneca County, OHOH54,522-1,050–

2975Bristol, VAVA16,418-1,059–

2976Cherokee County, IAIA11,369-1,063–

2977Monroe County, ARAR6,244-1,079–

2978Lafayette County, ARAR5,888-1,084–

2979Armstrong County, PAPA63,698-1,086–

2980Union County, ARAR36,926-1,090–

2981Tillman County, OKOK6,780-1,097–

2982Martin County, MNMN19,440-1,112–

2983Kiowa County, OKOK8,181-1,120–

2984Rosebud County, MTMT8,253-1,122–

2985Franklin Parish, LALA19,002-1,124–

2986Polk County, MNMN30,545-1,129–

2987Scioto County, OHOH71,365-1,132–

2988Floyd County, KYKY34,401-1,145–

2989McLean County, NDND9,740-1,146–

2990White County, ILIL13,250-1,151–

2991Mercer County, NDND8,441-1,164–

2992New Madrid County, MOMO15,086-1,168–

2993Barton County, KSKS24,790-1,177–

2994Warren County, PAPA37,038-1,187–

2995Reagan County, TXTX3,166-1,188–

2996McKean County, PAPA38,984-1,195–

2997Summers County, WVWV11,532-1,205–

2998Jefferson County, ARAR62,987-1,209–

2999Sweetwater County, WYWY41,267-1,210–

3000Gray County, TXTX20,919-1,223–

SHOWING 2,501–3,000 OF 3,122

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