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Population Review

Limestone County, Alabama Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 12th-largest in Alabama

The population of Limestone County, Alabama is 107,577 as of the 2023 American Community Survey, making it the 12th-largest county in Alabama. The median household income is $83,534, the median home value is $255,100, and the median age is 40.5.

The population of Limestone County has grown 43.0% since 2010 (83,168 → 118,942), a +2.59% annualized rate.

Limestone County within Alabama · Source: US Census TIGER/Line via us-atlas

107,577

Population

+2.59%

Annual growth

191

People / sq mi

$83,534

Median Income

$255,100

Median Home Value

Limestone County covers 563 sq mi of land at 190.9 people per square mile.

About Limestone County, AL

Among US counties, Limestone County stands out first on household income: a median of $83,534, above the US median of $78,538. With 107,577 residents, Limestone County is a county in Alabama. It ranks #12 among counties in Alabama by population.

The typical household earns $83,534 a year, above the US median of $78,538. Only 6.5% of residents live in poverty, below the national 12.4%. A typical home is worth $255,100, with typical rent around $908.

About 30.4% of adults 25 and older have a bachelor’s degree, below the 35.0% national figure. Remote work is below the national 14.0% at 9.4%, and the average commute runs about 27 minutes each way.

Taken together, the income and housing figures place Limestone County firmly in the higher-cost, higher-earning tier of US counties — a profile that tends to track dense job markets and competitive housing.

Limestone County Population History (2010-2024)

The county of Limestone County had a population of 83,168 in 2010 and 118,942 in 2024, a 43.0% growth over 14 years. The peak was 118,942 in 2024. Average annual growth rate: 2.59%.

2024 · 119K20102024
Limestone County population, 2010–2024 · Source: U.S. Census Bureau — decennial census & Population Estimates

118,942

Population (2024)

83,168

Population (2010)

118,942

Peak (2024)

2.59%

Avg Annual Growth

YearPopulation
201083,168
201185,553
201287,336
201388,931
201490,622
201591,596
201692,896
201794,144
201896,199
201999,136
2020104,209
2021107,285
2022110,926
2023114,803
2024118,942

Race & Ethnicity

White75.3%
Black or African American12.8%
Asian0.0%
Hispanic or Latino (any race)2.4%
Two or More Races0.1%

Age & Sex

40.5

Median Age

49.9%

Female

50.1%

Male

15.4%

Age 65+

Age Distribution

Under 5
5.5%
5–9
6.3%
10–14
6.4%
15–19
6.1%
20–24
5.5%
25–34
13.1%
35–44
14.3%
45–54
13.7%
55–59
6.7%
60–64
7.2%
65–74
9.4%
75–84
4.8%
85+
1.2%

Children (under 15): 18.2% · Seniors (65+): 15.4%

Income & Poverty

Median household income$83,534+$21,507 vs state
Mean household income$105,108
Per-capita income$39,587
Poverty rate6.5%-4.8% vs state
Unemployment rate2.2%
Employment-to-population57.4%

Top Industries by Employment

Professional & business services
19.0%
Manufacturing
17.9%
Finance & real estate
13.1%
Construction
8.5%
Education & health care
7.5%
Public administration
6.7%
Arts, entertainment & food
4.8%
Information
4.0%

The largest employment sector in Limestone County is professional & business services, accounting for 19.0% of workers.

How residents commute

0.3%

Drive alone

0.6%

Carpool

82.8%

Public transit

9.4%

Work from home

26.5 min

Avg commute

Housing

$255,100+$60,000 vs state

Median home value

$908

Median rent

77.5%

Homeownership rate

43,487

Total housing units

92.0%

Occupied

8.0%

Vacant

22.5%

Renter-occupied

Social & access

91.9%

With health insurance

93.8%

With broadband internet

32.2%

Foreign-born

8.5%

Veterans (18+)

13.8%

With a disability

93.5%

Speak language other than English at home

Education

87.6%

High School+

30.4%

Bachelor's+

Largest cities in Alabama

Other counties in Alabama

Part of Alabama

Metro areas in Alabama

County rankings

Frequently Asked Questions

Limestone County, Alabama has a population of 107,577 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 12th-largest county in Alabama. Population density is 191 people per square mile.

The population of Limestone County has grown 43.0% since 2010 (83,168 → 118,942), a +2.59% annualized rate.

The median household income in Limestone County, Alabama is $83,534, with mean (average) household income of $105,108 and per-capita income of $39,587. 6.5% of residents live below the federal poverty level.

In Limestone County, the largest racial and ethnic groups are White (75.3%), Black or African American (12.8%), Hispanic or Latino (2.4%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Limestone County, Alabama is 40.5 years. Residents are 49.9% female and 50.1% male.

The median home value in Limestone County is $255,100 and median monthly rent is $908. 77.5% of occupied housing units are owner-occupied. The county has 43,487 total housing units, 8.0% of which are vacant.

The largest employment sector in Limestone County, Alabama is professional, scientific, and management services, employing 19.0% of workers. The unemployment rate is 2.2%.

Huntsville is among the largest cities associated with Limestone County, Alabama, with a population of 218,814.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.