Zachary, Louisiana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Zachary, Louisiana is 19,637 as of the 2023 American Community Survey, making it the 25th-largest city in Louisiana. The median household income is $90,507, the median home value is $258,000, and the median age is 34.2.
The population has grown 34.0% since 2010 (15,204 → 20,370).
19,637
Population
731
People / sq mi
$90,507
Median Income
$258,000
Median Home Value
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Zachary covers 26.9 sq mi of land at 731 people per square mile.
About Zachary, LA
What distinguishes Zachary is density: among the most sparsely settled of US cities, around 731 people per square mile. Zachary is a city in Louisiana with a population of 19,637. It ranks #25 among cities in Louisiana by population.
Median household income is $90,507, above the US median of $78,538. About 5.0% of residents live below the federal poverty level, below the national 12.4%. Homes carry a median value of $258,000, with typical rent around $1,440.
38.5% of adults 25 and older hold a bachelor’s degree, above the national average of 35.0%. Remote work is rare here (4.1%, below the national 14.0%), and the average commute runs about 27 minutes each way.
Zachary city Population History (2010-2024)
The city of Zachary city had a population of 15,204 in 2010 and 20,370 in 2024, a 34.0% growth over 14 years. The peak was 20,370 in 2024. Average annual growth rate: 2.13%.
20,370
Population (2024)
15,204
Population (2010)
20,370
Peak (2024)
2.13%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 15,204 |
| 2011 | 15,487 |
| 2012 | 15,695 |
| 2013 | 16,091 |
| 2014 | 16,409 |
| 2015 | 16,634 |
| 2016 | 16,986 |
| 2017 | 17,272 |
| 2018 | 17,571 |
| 2019 | 17,949 |
| 2020 | 19,486 |
| 2021 | 19,830 |
| 2022 | 19,963 |
| 2023 | 20,114 |
| 2024 | 20,370 |
Race & Ethnicity
| White | 48.3% |
| Black or African American | 47.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Economy & Income
$90,507
Median Household Income
$43,542
Per Capita Income
5.0%
Poverty Rate
5.1%
Unemployment Rate
Housing
$258,000
Median Home Value
$1,440
Median Rent
82.6%
Owner-Occupied
Education
94.5%
High School+
38.5%
Bachelor's+
Commute
0.0%
Drive Alone
90.7%
Public Transit
4.1%
Work From Home
27.0 min
Avg Commute
Community Profile
14.5%
Foreign Born
95.5%
Non-English at Home
6.8%
Veterans
10.1%
With Disability
96.7%
Health Insurance
95.5%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 23.8% |
| Manufacturing | 17.6% |
| Public Administration | 11.3% |
| Finance, Insurance & Real Estate | 7.0% |
| Retail Trade | 6.8% |
| Education, Health Care & Social Services | 6.7% |
| Construction | 6.4% |
| Information | 6.4% |
| Arts, Entertainment & Food Services | 3.9% |
| Transportation & Warehousing | 0.5% |
| Agriculture & Mining | 0.3% |
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Frequently Asked Questions
Zachary, Louisiana has a population of 19,637 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 25th-largest city in Louisiana.
The median household income in Zachary, Louisiana is $90,507, with 5.0% of residents living below the federal poverty level.
The median home value in Zachary, Louisiana is $258,000, with median monthly rent at $1,440 and a homeownership rate of 82.6%.
The median age in Zachary, Louisiana is 34.2 years. The population is 56.3% male and 43.7% female.
The population has grown 34.0% since 2010 (15,204 → 20,370).
Where to stay in Zachary
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.