50 states · MD
Quick answer: Maryland has a cost-of-living index of 121.1 (100 = national baseline), an illustrative estimated annual cost of living of about $60,550, median household income of $102,905, combined average sales tax about 6.00%, and regular gas about $3.826/gal in the June 2026 AAA snapshot used on the hub.
Income tax: Graduated up to 6.5% (2026 top brackets)
Sales tax: 6% state (combined avg. ~6.00%)
Major industries: Government/contracting (near DC), biotech/pharma, finance, tourism, defense
Summer high ~87°F (July, Baltimore area) · Winter low ~28°F (January)
National Aquarium / Fort McHenry
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What this means for you: a basket priced at 100 on the national baseline is indexed at 121.1 in Maryland. A salary that buys that basket at the baseline would need about 121.1% 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.
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Maryland's cost-of-living index is 121.1 (national baseline 100) in this 2026 classroom snapshot.
The explorer lists an illustrative estimated annual cost of living of about $60,550 for Maryland.
Median household income in Maryland is $102,905 in this dataset.
The combined average sales tax rate shown for Maryland is 6.00%. State and local rules vary; see the Tax Foundation citation on the hub.
State income tax in Maryland: Graduated up to 6.5% (2026 top brackets).
87-octane gas is listed at $3.826 per gallon (AAA, June 2026) in the explorer data.
The index is 121.1 against a US baseline of 100. A salary that buys a basket at the baseline would need about 121.1% of that salary to buy the same basket in Maryland 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). State income-tax blurb: Maryland Comptroller — Withholding Tax Facts 2026. Educational, not financial, tax, or relocation advice. Income-tax blurb on this page was updated October 2026.