Mermentau, LA
Population 570 · Louisiana
About Mermentau, LA
Mermentau is a small community in Louisiana with a population of 570 residents. The median household income is $112,864 per year, which is above the national average. The median age in Mermentau is 68.6 years.
Housing in Mermentau has a median home value of $55,900 and median monthly rent of $490. Of the 351 total housing units, the majority are owner-occupied, with 257 owner-occupied and 59 renter-occupied units.
The unemployment rate in Mermentau is 10.3% and the poverty rate is 18.4%. 36.5% of residents hold a bachelor's degree or higher. The average commute time is 21.5 minutes.
How Mermentau Ranks in Louisiana
Cost of Living in Mermentau, LA
Compared to national averages, Mermentau has a median household income of $112,864 (50% above the national median of $75,149). Home values average $55,900, which is 77% below the national median. Monthly rent at $490 is 58% below the US average of $1,163. Within Louisiana, Mermentau's income is 106% above the state average of $54,685, and home values are 64% below the state median of $156,619.
Why Live in Mermentau, LA?
Mermentau offers a strong local economy with a median household income of $112,864, well above the national average, and affordable housing with a median home value of $55,900, below the US average of $244,900, and rent that’s lower than the national average at $490/month. Additionally, the city features a well-educated community where 36.5% of residents hold a bachelor’s degree or higher, and short commute times averaging just 21.5 minutes.
Mermentau has a population of 570 with a median age of 68.6 years. Compare Mermentau with other cities to see how it stacks up, or explore all cities in Louisiana.
Similar Cities Near Mermentau
Cities in Louisiana with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Grayson | 568 | $55,250 | $108,800 | Compare |
| Waterproof | 573 | $24,286 | $48,400 | Compare |
| Dulac | 574 | $56,563 | $89,700 | Compare |
| Oretta | 565 | $0 | $0 | Compare |
| Springfield | 565 | $51,667 | $206,000 | Compare |
| Port Vincent | 581 | $67,538 | $238,200 | Compare |
| Point Place | 589 | $0 | $303,100 | Compare |
| Pollock | 591 | $40,714 | $131,300 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Louisiana
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Mermentau
What is the population of Mermentau, LA?
The population of Mermentau, LA is 570 according to the latest Census data.
What is the median household income in Mermentau?
The median household income in Mermentau, LA is $112,864 per year.
What is the median home value in Mermentau?
The median home value in Mermentau, LA is $55,900.
What is the average rent in Mermentau?
The median monthly rent in Mermentau, LA is $490.
What is the unemployment rate in Mermentau?
The unemployment rate in Mermentau, LA is 10.3%.