Limestone County, AL Demographics

Population 111,233 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Limestone County, AL map of median age by neighborhood
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Population and households in Limestone County

Household size in Limestone County

Household size, people per household
PeriodLimestone CountyAlabamaU.S.
2006–102.562.552.68
2010–142.642.582.73
2015–192.882.582.71
2020–242.762.562.65
Change+0.20+0.00−0.03
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Households in Limestone County average 2.76 people, a bit above the national 2.65, so families with children are somewhat more common here. Since 2006–10, household size has climbed from 2.56, even as the national average fell. Few Alabama counties have larger households: only three of 67.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Limestone County

Median age, years
PeriodLimestone CountyAlabamaU.S.
2006–1038.338.237.7
2010–1438.839.138.6
2015–1940.240.139.6
2020–2440.240.240.1
Change+1.9+2.0+2.3
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At 40.2, the median age in Limestone County is close to the national median of 40.1, so its age mix looks much like the country's. Since 2006–10, the median age has climbed from 38.3, as it has nationally.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Limestone County

Single-parent households, % of households
PeriodLimestone CountyAlabamaU.S.
2006–109.3%12.5%12.3%
2010–149.0%12.5%12.3%
2015–199.9%11.8%11.6%
2020–248.8%12.2%11.6%
Change−0.5 pts−0.3 pts−0.6 pts
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Single-parent households are less common in Limestone County than nationally: 8.8%, against 11.6%. The single-parent share has edged down 0.5 points since 2006–10, in line with the national trend. Few Alabama counties have a lower share of single-parent households: only four of 67.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Limestone County

Renters in Limestone County

Renters, % of occupied homes
PeriodLimestone CountyAlabamaU.S.
2006–1022.9%28.9%33.3%
2010–1424.0%30.8%35.6%
2015–1922.4%31.2%36.0%
2020–2422.4%29.8%34.8%
Change−0.5 pts+0.9 pts+1.5 pts
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Limestone County is largely a place of homeowners: only 22.4% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. About four in ten owners (39.4%) have paid off their mortgages, about the same as nationally. Since 2006–10, the renter share has edged down 0.5 points, even as the national share rose.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Limestone County

Vacant homes, % of all homes
PeriodLimestone CountyAlabamaU.S.
2006–1010.4%14.0%11.4%
2010–148.8%14.6%11.4%
2015–1910.7%15.7%11.1%
2020–247.7%13.5%9.6%
Change−2.7 pts−0.5 pts−1.8 pts
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Vacancy is on the low side in Limestone County: 7.7% of homes sit empty, against 9.6% nationally, which points to steady demand for housing. Vacancy has fallen 2.7 points since 2006–10, as it has nationally. Only one other Alabama county has a lower vacancy rate.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Limestone County

Age of homes, median year built
PeriodLimestone CountyAlabamaU.S.
2006–10198819801974
2010–14199019821975
2015–19199219831977
2020–24199919861980
Change+10+6+6
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Much of the housing in Limestone County is relatively new: half of its homes were built after 1999, compared with 1980 for the U.S. as a whole. The median year built has moved up from 1988 in 2006–10, a sign of steady new building. Newer construction is concentrated in the southeast, while the west has the oldest housing. Limestone County has the newest homes of any Alabama county.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Limestone County

Rent, per month
PeriodLimestone CountyAlabamaU.S.
2006–10$707$716$965
2010–14$678$785$1,040
2015–19$812$858$1,213
2020–24$1,308$1,091$1,571
Change+$602+$375+$606
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A typical rental in Limestone County costs $1,308 a month with utilities, below the national median of $1,571. Still, rents here are higher than in Alabama as a whole ($1,091). Rents are up $602 a month from 2006–10, an 85% jump, faster than rents rose nationally. Rent takes 26.9% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Limestone County

Bachelor's degrees in Limestone County

Bachelor's degrees, % of adults 25+
PeriodLimestone CountyAlabamaU.S.
2006–1024.4%23.3%28.4%
2010–1426.1%24.3%29.6%
2015–1927.8%26.2%32.1%
2020–2434.7%29.0%35.6%
Change+10.4 pts+5.7 pts+7.2 pts
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Just over a third of adults 25 and older in Limestone County (34.7%) hold at least a bachelor's degree, close to the national share of 35.6%. The share is higher than in Alabama overall (29.0%). The share with a degree has risen 10.4 points since 2006–10, as it has nationally. Only four of Alabama's 67 counties have a higher share of college graduates.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Limestone County

High school graduates, % of adults 25+
PeriodLimestone CountyAlabamaU.S.
2006–1082.4%82.3%84.9%
2010–1484.6%84.3%86.1%
2015–1985.6%86.4%87.7%
2020–2487.9%88.7%89.3%
Change+5.5 pts+6.4 pts+4.3 pts
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About as many adults in Limestone County have finished high school as nationally: 87.9%, against 89.3%. Since 2006–10, the share with a diploma has risen 5.5 points, in line with the national trend.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Limestone County

Unemployment, % of the labor force
PeriodLimestone CountyAlabamaU.S.
2006–107.0%8.6%8.1%
2010–147.9%10.2%9.4%
2015–196.2%6.1%5.6%
2020–243.0%4.9%5.4%
Change−4.0 pts−3.7 pts−2.7 pts
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Unemployment in Limestone County has been low: just 3.0% of the labor force was out of work and looking, well below the national rate of 5.4%. Of Alabama's 67 counties, only four have lower unemployment. Unemployment is down 4.0 points from 2006–10, as it has nationally.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Limestone County compared with nearby counties

CountyHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Limestone County2.7640.28.8%22.4%7.7%1999$1,30834.7%87.9%3.0%
Madison County2.4639.510.0%31.7%8.3%1992$1,39045.9%92.7%3.6%
Lauderdale County2.3941.18.8%31.1%12.3%1982$88229.7%90.1%3.7%
Colbert County2.4142.912.7%28.7%13.8%1979$86322.6%86.9%2.9%
Jackson County2.4543.611.3%24.9%12.1%1985$75716.0%82.6%4.3%
Tishomingo County2.1244.010.0%20.5%17.6%1983$74319.2%85.0%3.4%
Dade County2.5143.48.1%20.0%17.1%1987$87718.0%88.2%3.9%
Alcorn County2.3740.211.1%32.2%11.4%1983$72318.8%84.9%4.4%
Walker County2.5942.310.7%22.8%11.7%1980$94421.0%87.0%3.8%
Catoosa County2.6041.613.3%25.8%8.3%1991$1,00425.0%89.6%4.4%
Whitfield County2.8836.914.4%33.0%8.4%1985$1,02520.5%74.5%4.7%

All figures 2020–24.

Counties with similar populations: Macon County, IL · Ontario County, NY · Newton County, GA · Navajo County, AZ · Nash County, NC · Montgomery County, VA · Monongalia County, WV · Miami County, OH · Mercer County, PA · Madison County, MS

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Limestone County. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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