Fastest Growing Counties in Alabama (2026)

County
Rank
Change (2020) ↓
2026 Pop.
2020 Pop.
Limestone County121.7%126,805104,193
Baldwin County217.41%273,870233,252
Madison County313.69%443,961390,515
Lee County49.8%191,980174,838
St. Clair County58.36%99,36691,703
Cullman County68.08%95,24788,128
Henry County78.05%18,55417,172
Shelby County87.77%241,298223,898
Coffee County97.19%57,42453,571
Cherokee County107.05%26,73824,978
Cleburne County116.9%16,10215,062
Marshall County126.67%104,21497,696
Chilton County136.66%48,05245,053
Autauga County145.86%62,36458,914
Randolph County155.26%23,26022,097
Elmore County164.82%92,10387,866
Colbert County174.48%59,87557,306
DeKalb County184.08%74,58971,662
Geneva County194.04%27,77726,698
Tuscaloosa County203.98%241,856232,604
Jackson County213.97%54,62752,542
Pike County223.86%34,17732,906
Houston County233.38%110,929107,306
Hale County243.21%15,24214,768
Lauderdale County253.13%96,97294,032
Lawrence County262.87%34,03533,085
Morgan County272.75%126,718123,321
Franklin County281.94%32,70932,088
Blount County291.76%60,13959,099
Winston County301.21%23,78823,503
Covington County311.12%37,92837,508
Dale County321.08%49,80049,266
Etowah County330.83%104,297103,441
Bibb County340.53%22,29922,181
Talladega County350.41%81,72581,390
Crenshaw County360.28%13,21113,174
Walker County370.02%65,16365,147
Escambia County38-0.08%36,65736,685
Clay County39-0.1%14,20214,216
Tallapoosa County40-0.67%41,01441,292
Russell County41-0.7%58,83759,251
Calhoun County42-0.75%115,365116,238
Mobile County43-0.79%411,123414,414
Barbour County44-1.06%24,69424,958
Montgomery County45-1.07%225,893228,345
Chambers County46-1.11%34,19734,581
Marion County47-1.22%28,83629,192
Jefferson County48-1.46%664,899674,720
Lamar County49-2.33%13,62113,946
Coosa County50-2.9%10,03810,338
Fayette County51-3.11%15,82316,331
Washington County52-4.32%14,67215,334
Monroe County53-4.39%18,84119,707
Clarke County54-4.7%21,90122,982
Pickens County55-5.19%17,97318,956
Bullock County56-5.29%9,69710,239
Sumter County57-5.3%11,54712,193
Butler County58-5.77%17,92419,022
Marengo County59-5.78%18,15219,266
Conecuh County60-6.93%10,75311,554
Choctaw County61-7.17%11,71812,623
Macon County62-7.58%17,98919,464
Dallas County63-9.12%34,69638,176
Greene County64-9.13%6,9987,701
Wilcox County65-10.41%9,44210,539
Lowndes County66-10.5%9,20110,281
Perry County67-14.56%7,2248,455

Alabama Counties Growth Overview

Alabama's counties show varied growth patterns from 2020 to 2026. Limestone County leads with 3.33% annualized growth, followed by Baldwin County (2.71%) and Madison County (2.16%). The largest counties are Jefferson County (664,899), Madison County (443,961), and Mobile County (411,123). Of the 67 counties in Alabama, 37 are growing while 30 have experienced population decline. Overall, counties averaged 0.12% annualized growth, with total population growing by 0.62% annually.

Change (2020)

-0.05

-0.025

0

0.025

0.05

0.075