50 states · LA
Quick answer: Louisiana has a cost-of-living index of 91.1 (100 = national baseline), an illustrative estimated annual cost of living of about $45,550, median household income of $60,986, combined average sales tax about 9.55%, and regular gas about $3.548/gal in the June 2026 AAA snapshot used on the hub.
Income tax: Flat 3%
Sales tax: 4.45% state (combined avg. ~9.55%)
Major industries: Energy/oil & gas, petrochemicals, agriculture/seafood, tourism (New Orleans), ports
Summer high ~91°F (July) · Winter low ~42°F (January)
National WWII Museum / French Quarter heritage
Open the interactive 50-state map & table — sort, filter, and use the dual ranker on the full explorer.
What this means for you: a basket priced at 100 on the national baseline is indexed at 91.1 in Louisiana. A salary that buys that basket at the baseline would need about 91.1% of that salary to buy the same basket here. That is index math from this snapshot, not a tax-equalized offer and not your rent.
Compare a salary: Louisiana vs Texas on the explorer.
Related calculators: mortgage · rent · paycheck.
Similar cost-of-living index in this dataset:
Browse A–Z:
Louisiana's cost-of-living index is 91.1 (national baseline 100) in this 2026 classroom snapshot.
The explorer lists an illustrative estimated annual cost of living of about $45,550 for Louisiana.
Median household income in Louisiana is $60,986 in this dataset.
The combined average sales tax rate shown for Louisiana is 9.55%. State and local rules vary; see the Tax Foundation citation on the hub.
State income tax in Louisiana: Flat 3%.
87-octane gas is listed at $3.548 per gallon (AAA, June 2026) in the explorer data.
The index is 91.1 against a US baseline of 100. A salary that buys a basket at the baseline would need about 91.1% of that salary to buy the same basket in Louisiana in this snapshot. It is not a tax bill, a rent quote, or financial advice.
Sources: Tax Foundation (sales tax), BEA / ACS (income & COL), AAA gas (June 20, 2026). Educational, not financial, tax, or relocation advice.