Which county has the lowest population growth?

St. Bernard Parish, Louisiana ranks #1 with -46.6% (2010 American Community Survey).

What are the top 5 counties by population growth?

St. Bernard Parish, Louisiana, Kalawao County, Hawaii, Issaquena County, Mississippi, Cameron Parish, Louisiana, Orleans Parish, Louisiana.

How many counties are in this ranking?

3,125 counties qualify after filtering for population minimums and data availability. The ranking covers 2010 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 (2010).

RANKING · 2010 CENSUS · 125 SHOWN OF 3,125

Fastest shrinking, US counties · 2010

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

3001Frederick County, VAVA99,955+32.3%+9%

3002Waller County, TXTX69,858+32.3%−19%

3003Wilson County, TXTX56,139+32.4%−25%

3004Warren County, MOMO39,016+32.6%+27%

3005Garza County, TXTX4,510+32.6%−719%

3006Morgan County, UTUT13,383+32.8%+13%

3007Suffolk, VAVA104,699+32.8%+48%

3008Schley County, GAGA4,593+33.0%+566%

3009Fayette County, TNTN45,071+33.4%+163%

3010Grundy County, ILIL54,052+33.4%+108%

3011St. Croix County, WIWI98,276+33.6%+31%

3012Beaufort County, SCSC204,433+34.1%−14%

3013Warren County, OHOH257,181+34.3%−12%

3014Ellis County, TXTX240,867+34.3%+12%

3015Wakulla County, FLFL38,089+34.6%−43%

3016Pasco County, FLFL674,516+34.8%+54%

3017Chambers County, TXTX57,594+34.8%+18%

3018Will County, ILIL712,253+34.9%−14%

3019Lincoln County, MOMO66,676+35.0%+1%

3020Harris County, GAGA37,280+35.2%+6%

3021Nye County, NVNV57,336+35.3%−57%

3022Spotsylvania County, VAVA155,388+35.4%−38%

3023Clay County, FLFL239,593+35.5%+8%

3024Walton County, FLFL93,288+35.6%−23%

3025Cabarrus County, NCNC249,725+35.8%+10%

3026Hidalgo County, TXTX921,549+36.1%−26%

3027White County, GAGA29,802+36.1%−32%

3028Shelby County, ALAL238,552+36.1%−18%

3029Culpeper County, VAVA57,666+36.3%+56%

3030Jefferson County, IDID35,297+36.5%+131%

3031Madison County, IDID55,172+36.7%+129%

3032Iron County, UTUT67,141+36.7%−41%

3033Deschutes County, OROR213,072+36.7%−32%

3034Gwinnett County, GAGA1,018,099+36.9%−45%

3035New Kent County, VAVA28,022+36.9%+28%

3036Campbell County, WYWY48,145+36.9%+150%

3037Horry County, SCSC427,551+37.0%+1%

3038Berkeley County, WVWV139,522+37.2%+32%

3039York County, SCSC306,887+37.3%+48%

3040Sherburne County, MNMN104,194+37.4%−30%

3041Walton County, GAGA112,696+38.0%−34%

3042Boone County, KYKY145,316+38.2%−23%

3043Johnston County, NCNC256,448+38.5%−23%

3044Wright County, MNMN157,559+38.6%+25%

3045Manassas Park, VAVA16,560+38.7%−27%

3046Columbia County, GAGA169,189+38.9%+11%

3047Comal County, TXTX209,166+39.0%−23%

3048Lanier County, GAGA10,623+39.2%+27%

3049Effingham County, GAGA74,397+39.2%−15%

3050James City County, VAVA83,326+39.3%+3%

3051Livingston Parish, LALA155,036+39.4%+31%

3052Stafford County, VAVA170,803+39.5%−23%

3053Hoke County, NCNC56,939+39.5%−16%

3054Dawson County, GAGA35,365+39.6%−43%

3055Hendricks County, ININ193,510+39.7%+6%

3056Weld County, COCO378,426+39.7%+7%

3057Telfair County, GAGA11,195+39.9%+453%

3058Ascension Parish, LALA135,105+39.9%+26%

3059Utah County, UTUT759,859+40.2%+1%

3060Placer County, CACA442,081+40.3%−8%

3061Lee County, FLFL875,607+40.3%+28%

3062King George County, VAVA29,646+40.4%+67%

3063Long County, GAGA21,557+40.4%−39%

3064Kendall County, TXTX53,289+40.7%−35%

3065Lake County, FLFL456,068+41.1%+7%

3066Dorchester County, SCSC178,397+41.6%+159%

3067Riverside County, CACA2,544,916+41.7%+30%

3068Clark County, NVNV2,407,226+41.8%−51%

3069Lamar County, MSMS67,403+42.5%+49%

3070Lumpkin County, GAGA36,178+42.6%−4%

3071Christian County, MOMO96,725+42.6%−36%

3072Scott County, KYKY62,262+42.7%+11%

3073Coweta County, GAGA160,240+42.7%−35%

3074Tooele County, UTUT87,461+42.9%−19%

3075Prince William County, VAVA502,966+43.2%+43%

3076Wake County, NCNC1,257,235+43.5%−10%

3077Douglas County, GAGA154,293+43.6%+47%

3078Canyon County, IDID275,123+43.7%−5%

3079St. Lucie County, FLFL402,449+44.2%+56%

3080Rutherford County, TNTN386,352+44.3%−17%

3081Benton County, ARAR332,554+44.3%−23%

3082Williamson County, TNTN272,061+44.7%−21%

3083Kaufman County, TXTX209,235+44.9%+23%

3084Camden County, NCNC11,315+45.0%+171%

3085Spencer County, KYKY20,998+45.0%−38%

3086Scott County, MNMN159,017+45.2%−17%

3087Jackson County, GAGA99,265+45.4%+18%

3088Sandoval County, NMNM159,565+46.3%+10%

3089Brunswick County, NCNC174,702+46.9%+8%

3090Guadalupe County, TXTX201,111+47.8%+28%

3091Matanuska-Susitna, AKAK118,666+50.0%+1%

3092Hamilton County, ININ387,036+50.3%−26%

3093Barrow County, GAGA99,773+50.3%−9%

3094DeSoto County, MSMS197,918+50.4%−13%

3095Lyon County, NVNV65,088+50.7%−30%

3096Cherokee County, GAGA299,273+51.1%−11%

3097Washington County, UTUT213,670+52.9%−39%

3098Denton County, TXTX1,069,346+53.0%−9%

3099St. Johns County, FLFL346,328+54.3%+16%

3100Wasatch County, UTUT38,514+54.7%+8%

3101Montgomery County, TXTX781,194+55.1%−10%

3102Osceola County, FLFL481,718+55.8%−7%

3103Forest County, PAPA6,614+56.0%+1768%

3104Delaware County, OHOH242,032+58.4%−9%

3105Franklin County, WAWA102,612+58.4%+84%

3106Collin County, TXTX1,297,179+59.1%−31%

3107Hays County, TXTX304,390+61.0%+25%

3108Newton County, GAGA125,583+61.2%+27%

3109Dallas County, IAIA118,457+62.3%+69%

3110Douglas County, COCO399,396+62.4%−67%

3111Union County, NCNC267,674+62.8%+34%

3112Fort Bend County, TXTX975,191+65.1%+14%

3113Williamson County, TXTX752,827+69.1%−13%

3114Teton County, IDID13,254+69.5%−7%

3115Henry County, GAGA264,922+70.9%−31%

3116Sublette County, WYWY8,929+73.1%+229%

3117Paulding County, GAGA190,996+74.3%−23%

3118Sumter County, FLFL157,772+75.1%+9%

3119Forsyth County, GAGA282,805+78.4%−36%

3120Rockwall County, TXTX140,738+81.8%+20%

3121Loudoun County, VAVA449,749+84.1%−13%

3122Lincoln County, SDSD77,145+85.8%+52%

3123Flagler County, FLFL140,360+92.0%+25%

3124Pinal County, AZAZ539,380+109.1%+100%

3125Kendall County, ILIL145,470+110.4%+187%

SHOWING 3,001–3,125 OF 3,125

1 2 3 4 5 6 7

Download CSV (full list, 3,125 rows)

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