Zachary city, Louisiana Demographics & Population 2026

Population Overview

Zachary city is a small city located in Louisiana. The total population is 19,637. It ranks as the 25th most populous out of 487 cities and towns in Louisiana.

Age Demographics

The median age in Zachary city is 34.2 years. This is 10% lower than the state median of 37.8 years. With 29.1% of the population under 18, Zachary city has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Zachary city is $90,507. This is 51% higher than the state median of $60,023. Compared to the national median of $78,538, household income here is 15% higher. The poverty rate stands at 7.4%. This is 61% lower than the state poverty rate of 18.9%. The unemployment rate is 6.8%. This is 7% higher than the state rate of 6.3%. The median home value is $258,000. Housing costs are 24% higher than the state median of $208,700. With a home-value-to-income ratio of just 2.9x, Zachary city is one of the most affordable housing markets in the area. 82.6% of occupied housing units are owner-occupied. This homeownership rate is 23% higher than the state average of 67.3%.

Race & Ethnicity

The largest racial or ethnic group in Zachary city is White (non-Hispanic), making up 47.3% of the population. Black or African American residents account for 47.0%. The Black or African American population is significantly higher than the state average (47.0% vs 30.8%). The Hispanic or Latino population (1.1%) is well below the state average of 7.0%.

Education

38.5% of residents aged 25 and older hold a bachelor's degree or higher. This places Zachary city in the top 10% of all cities in the state for educational attainment. This is 45% higher than the state rate of 26.6%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.5%. Notably, 15.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Zachary city, Louisiana is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Louisiana state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 487 Census-designated places in Louisiana. For official data, visit data.census.gov.