Gillis, Louisiana Demographics & Population 2026
During the 2020–2024 ACS period, Gillis, Louisiana had a total population of 667, the 318th largest community in Louisiana. The poverty rate is 0.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Only 8.8% of adults have a bachelor's degree, well below the national average of 35.7%.
- Unemployment rate of 30.3% is notably above the national average.
Gillis Quick Facts
How Gillis Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 763 | 667 | -12.6% |
How Gillis Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 59 | National average: 61
Education
Educational Attainment (Adults 25+)
Gillis Rankings in Louisiana
Explore Louisiana Rankings
Other Cities in Calcasieu Parish
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Lake Charles | 81,143 | $59,235 | 23.3% | $214,300 |
| Sulphur | 20,775 | $61,760 | 16.0% | $182,900 |
| Moss Bluff | 12,482 | $92,036 | 8.9% | $252,900 |
| Prien | 7,119 | $87,292 | 6.3% | $278,000 |
| Westlake | 4,743 | $68,381 | 12.1% | $166,100 |
| Carlyss | 4,412 | $78,179 | 16.1% | $173,200 |
| Iowa | 3,200 | $59,779 | 15.8% | $249,200 |
| Vinton | 3,176 | $41,875 | 32.7% | $106,800 |
| DeQuincy | 2,931 | $44,281 | 16.5% | $124,500 |
| Hayes | 690 | $140,278 | 11.3% | $173,100 |
Cities Similar to Gillis
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Martin | 667 | $58,351 | $179,200 | 14.2% | 17.9% |
| Port Vincent | 673 | $61,250 | $216,200 | 11.2% | 15.2% |
| Hester | 654 | $138,879 | $194,000 | 13.4% | 0.0% |
| Gibsland | 681 | $22,121 | $93,300 | 8.6% | 34.2% |
| Reddell | 653 | N/A | $65,500 | 1.0% | 33.1% |
A note before these figures: with a population of 667, Gillis's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Gillis is a small community located in Louisiana, within Calcasieu Parish. The total population is 667. It ranks as the 318th most populous out of 488 Census-designated places in Louisiana.
Age Demographics
The median age in Gillis is 52.4 years. This is 38% higher than the state median of 38.0 years. 10.3% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The ACS records no residents below the poverty line in Gillis. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The unemployment rate is 30.3%. This is 381% higher than the state rate of 6.3%. 77.2% of occupied housing units are owner-occupied. This homeownership rate is 15% higher than the state average of 67.4%.
Race & Ethnicity
Gillis has a predominantly White (non-Hispanic) population, comprising 85.8% of all residents. Black or African American residents account for 14.2%. The White (non-Hispanic) population is significantly higher than the state average (85.8% vs 55.7%). The Black or African American population (14.2%) is well below the state average of 30.5%.
Education
8.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 67% lower than the state rate of 27.0%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 71.9%.
Data Sources & Methodology
All demographic data for Gillis, Louisiana is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Louisiana state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 488 Census-designated places in Louisiana. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Gillis, Louisiana?
Gillis, Louisiana has a population of 667 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Gillis, LA?
The Census Bureau does not publish a reliable median household income estimate for Gillis — the community is too small for the ACS sample. The national median is $80,734.
What is the poverty rate in Gillis, LA?
The ACS sample for Gillis recorded no residents below the federal poverty line. Because the community is small, this indicates that the survey did not capture poverty here rather than that no poverty exists — the estimate carries a wide margin of error.
What is the racial makeup of Gillis, Louisiana?
Gillis's population is 85.8% White, 14.2% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Gillis, LA?
The Census Bureau does not publish a reliable median home value estimate for Gillis — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Gillis, Louisiana?
8.8% of adults (25+) in Gillis hold a bachelor's degree or higher, and 5.6% hold a graduate or professional degree.