Which county has the lowest population growth?

Alexander County, Illinois ranks #1 with -36.4% (2020 American Community Survey).

What are the top 5 counties by population growth?

Alexander County, Illinois, Schleicher County, Texas, Edwards County, Texas, Dickens County, Texas, Blaine County, Oklahoma.

How many counties are in this ranking?

3,131 counties qualify after filtering for population minimums and data availability. The ranking covers 2020 ACS 5-year data.

How is population growth measured?

Percent change in population from the prior decennial census. Source: US Census Bureau, American Community Survey 5-year estimates (2020).

RANKING · 2020 CENSUS · 131 SHOWN OF 3,131

Fastest shrinking, US counties

US counties with the steepest population decline since the prior decennial census.

Flip the list · Fastest growing, US counties →

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2000 2010 2020

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

3001Bonneville County, IDID135,771+18.9%+33%

3002Valley County, IDID12,831+19.1%−24%

3003Johnson County, TXTX218,048+19.2%−37%

3004Denver County, COCO740,613+19.2%+3%

3005Towns County, GAGA13,285+19.3%−49%

3006Currituck County, NCNC33,158+19.3%−40%

3007Bell County, TXTX402,248+19.5%−21%

3008Platte County, MOMO114,400+19.5%−29%

3009Larimer County, COCO377,292+19.8%−44%

3010Prince William County, VAVA502,966+20.0%−34%

3011Sarpy County, NENE208,303+20.0%+3%

3012Dawson County, GAGA35,365+20.0%−71%

3013Brazos County, TXTX249,088+20.0%−20%

3014Sterling County, TXTX1,349+20.0%−740%

3015Union County, OHOH73,446+20.0%−28%

3016Chatham County, NCNC85,111+20.1%−26%

3017Hendricks County, ININ193,510+20.2%−46%

3018Matanuska-Susitna, AKAK118,666+20.3%−59%

3019Hood County, TXTX70,501+20.4%−51%

3020Barrow County, GAGA99,773+20.4%−63%

3021Galveston County, TXTX372,207+20.4%+35%

3022Prince George County, VAVA43,936+20.4%−1%

3023Sussex County, DEDE277,140+20.4%−47%

3024Polk County, FLFL874,790+20.4%+5%

3025Ector County, TXTX173,801+20.4%+1011%

3026Caldwell County, TXTX55,150+20.5%−7%

3027Flagler County, FLFL140,360+20.6%−72%

3028Manassas Park, VAVA16,560+20.6%−61%

3029Billings County, NDND1,071+20.7%−204%

3030Broadwater County, MTMT8,493+20.7%−36%

3031McClain County, OKOK49,647+20.7%−4%

3032Pasco County, FLFL674,516+20.9%−8%

3033Washington County, ARAR271,213+21.1%−46%

3034Burleigh County, NDND103,251+21.1%+37%

3035Liberty County, TXTX121,364+21.1%−36%

3036Scott County, KYKY62,262+21.2%−45%

3037Morton County, NDND34,601+21.2%+213%

3038Mecklenburg County, NCNC1,233,383+21.3%−41%

3039Durham County, NCNC347,240+21.4%−6%

3040Mineral County, COCO910+21.5%−56%

3041Stafford County, VAVA170,803+21.7%−57%

3042St. Bernard Parish, LALA45,642+21.9%+2342%

3043Carter County, MTMT1,383+22.0%−331%

3044Sumner County, TNTN215,538+22.2%−16%

3045Canyon County, IDID275,123+22.3%−51%

3046Delaware County, OHOH242,032+22.9%−64%

3047Lee County, FLFL875,607+23.0%−27%

3048Cass County, NDND201,794+23.2%+18%

3049Gaines County, TXTX23,956+23.2%+854%

3050Nassau County, FLFL106,879+23.2%−26%

3051Kootenai County, IDID191,864+23.7%−57%

3052Franklin County, WAWA102,612+23.8%−25%

3053Manatee County, FLFL468,200+23.8%−4%

3054Effingham County, GAGA74,397+24.0%−48%

3055Iron County, UTUT67,141+24.1%−61%

3056Midland County, TXTX187,855+24.2%+174%

3057Santa Rosa County, FLFL211,115+24.2%−45%

3058Lee County, ALAL189,881+24.2%−24%

3059Cherokee County, GAGA299,273+24.4%−57%

3060New Kent County, VAVA28,022+24.5%−15%

3061Dukes County, MAMA21,219+24.6%−15%

3062Maury County, TNTN118,131+24.7%−8%

3063York County, SCSC306,887+24.8%−2%

3064Orange County, FLFL1,528,002+24.8%−23%

3065Tooele County, UTUT87,461+24.9%−53%

3066Boone County, ININ80,689+25.0%+20%

3067Limestone County, ALAL122,928+25.1%+18%

3068Lancaster County, SCSC114,296+25.3%+101%

3069Wake County, NCNC1,257,235+25.4%−48%

3070Douglas County, COCO399,396+25.4%−87%

3071Jackson County, GAGA99,265+25.5%−34%

3072Deschutes County, OROR213,072+25.7%−52%

3073Columbia County, GAGA169,189+25.8%−27%

3074Andrews County, TXTX18,914+25.9%−378%

3075Travis County, TXTX1,389,670+26.0%−37%

3076Ada County, IDID546,141+26.1%−43%

3077Hamilton County, ININ387,036+26.5%−61%

3078Parker County, TXTX184,767+26.8%−27%

3079Cabarrus County, NCNC249,725+26.8%−17%

3080Baldwin County, ALAL267,761+27.2%−37%

3081Brunswick County, NCNC174,702+27.2%−37%

3082Oconee County, GAGA44,893+27.4%−44%

3083Utah County, UTUT759,859+27.7%−31%

3084Montgomery County, TNTN249,935+27.7%−19%

3085Mountrail County, NDND9,395+27.8%−601%

3086Johnston County, NCNC256,448+27.9%−44%

3087Skagway, AKAK1,104+28.1%–

3088Benton County, ARAR332,554+28.5%−50%

3089Ellis County, TXTX240,867+28.6%−7%

3090Berkeley County, SCSC274,666+29.2%+171%

3091Lake County, FLFL456,068+29.3%−24%

3092Wilson County, TNTN175,033+29.6%−5%

3093Morgan County, UTUT13,383+29.8%+3%

3094Rutherford County, TNTN386,352+30.0%−44%

3095Weld County, COCO378,426+30.1%−19%

3096Horry County, SCSC427,551+30.4%−17%

3097Washington County, UTUT213,670+30.5%−65%

3098Bastrop County, TXTX118,908+31.1%−39%

3099Guadalupe County, TXTX201,111+31.3%−16%

3100Waller County, TXTX69,858+31.5%−21%

3101Kendall County, TXTX53,289+32.5%−48%

3102Broomfield County, COCO79,174+32.6%–

3103Chambers County, TXTX57,594+32.7%+11%

3104Gallatin County, MTMT128,740+32.9%−4%

3105Canadian County, OKOK187,189+33.6%+88%

3106Loudoun County, VAVA449,749+34.8%−64%

3107Williamson County, TNTN272,061+35.2%−37%

3108Collin County, TXTX1,297,179+36.1%−58%

3109Montgomery County, TXTX781,194+36.1%−41%

3110Denton County, TXTX1,069,346+36.8%−37%

3111Walton County, FLFL93,288+36.8%−20%

3112Rockwall County, TXTX140,738+37.6%−45%

3113Sumter County, FLFL157,772+38.9%−44%

3114Stark County, NDND34,013+39.0%−4648%

3115Nantucket County, MAMA14,758+40.1%−31%

3116Fort Bend County, TXTX975,191+40.6%−29%

3117Kaufman County, TXTX209,235+40.6%+11%

3118Madison County, IDID55,172+41.0%+156%

3119Forsyth County, GAGA282,805+43.2%−65%

3120St. Johns County, FLFL346,328+43.9%−6%

3121Williamson County, TXTX752,827+44.1%−44%

3122Osceola County, FLFL481,718+44.7%−26%

3123Lincoln County, SDSD77,145+45.4%−20%

3124Trousdale County, TNTN12,623+47.6%+110%

3125Wasatch County, UTUT38,514+47.8%−6%

3126Bryan County, GAGA52,062+48.0%−7%

3127Comal County, TXTX209,166+48.9%−3%

3128Dallas County, IAIA118,457+50.7%+37%

3129Hays County, TXTX304,390+53.4%+10%

3130Williams County, NDND41,767+82.8%−1379%

3131McKenzie County, NDND15,192+131.2%−1396%

SHOWING 3,001–3,131 OF 3,131

1 2 3 4 5 6 7

Download CSV (full list, 3,131 rows)

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