Cost Of Living in Mermentau, LA

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22%

Overall NAT. AVG.

4%

Groceries NAT. AVG.

66%

Housing NAT. AVG.

Date & Last Updated: These cost of living estimates reflect 2026 modeled data using U.S. Census housing inputs and AI-assisted city-level pricing models.

The cost of living index is based on a national average of 100. For example, if the cost of living score is 90, then the estimated cost of living is 10% lower than the national average. If the score is 110, then the estimated cost of living is 10% higher than average. The overall index is calculated using weighted estimates across major everyday expense categories, including housing (30%), groceries (16%), transportation (12%), healthcare (10%), utilities (8%), lifestyle and entertainment (8%), household expenses (8%), and education and childcare (8%). All values are AI-assisted city-level estimates designed for directional comparisons.
Index	Mermentau	Louisiana	National
Cost of living	78	93	100
Groceries	96	98	100
Health care	96	96	100
Housing	34	82	100
Transportation	100	97	100
Utilities	100	101	100
Lifestyle & Entertainment	93	96	100
Household Items	100	98	100
Education & Childcare	96	95	100

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Homes For Sale In Mermentau, LA

402 Fruge St

Mermentau, LA

Cost Of Living Quick Facts

The cost of living in Mermentau is 16% lower than the Louisiana average
The cost of living in Mermentau is 22% lower than the national average
Mermentau housing is 66% lower than the national average
Louisiana general sales tax is 13% lower than the national average
Louisiana state income tax is 29% lower than the national average

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Price difference in compared to

Cost of living index
Groceries index
Health care index
Housing index
Transportation index
Utilities index
Lifestyle index
Household index
Educare index

Median Income & Debt-To-Income Ratio

Median Income	Per Year	Per Month	Max Budget (28% DTI)	Max Budget (36% DTI)
Owners	$72,138	$6,012	$1,683	$2,164
Renters	$24,117	$2,010	$563	$724

Louisiana Sales Tax

State	General Sales Tax	With Max Surtax
Louisiana	4.45%	11.45%

Louisiana Income Tax

State	Income Tax (Low)	Income Tax (High)
Louisiana	1.85%	4.25%

Nearby cities with low cost of living

City	Population	Cost of Living Index	National Avg.
Roanoke, LA	566	98	2.3%
Morse, LA	1,271	80	19.6%
Lake Arthur, LA	2,801	83	17.5%
Estherwood, LA	698	83	16.6%
Gueydan, LA	1,232	84	15.5%
Mermentau, LA	637	78	21.7%

Cities with similar population

City	Population	Cost of Living Index	National Avg.
Pimaco Two, AZ	637	98	1.9%
Lidgerwood, ND	637	81	19.2%
Harrisville, NY	637	92	8.2%
Sharon Springs, NY	637	100	0.1%
Shickshinny, PA	637	85	14.9%
Mermentau, LA	637	78	21.7%