50 states · CO
Quick answer: Colorado has a cost-of-living index of 101.8 (100 = national baseline), an illustrative estimated annual cost of living of about $50,900, median household income of $97,113, combined average sales tax about 7.89%, and regular gas about $3.895/gal in the June 2026 AAA snapshot used on the hub.
Income tax: Flat 4.4%
Sales tax: 2.9% state (combined avg. ~7.89%)
Major industries: Technology, aerospace, tourism/outdoors, energy, agriculture
Summer high ~88°F (July, Denver area) · Winter low ~18°F (January, Denver area)
Denver Art Museum / Red Rocks
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What this means for you: a basket priced at 100 on the national baseline is indexed at 101.8 in Colorado. A salary that buys that basket at the baseline would need about 101.8% 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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Colorado's cost-of-living index is 101.8 (national baseline 100) in this 2026 classroom snapshot.
The explorer lists an illustrative estimated annual cost of living of about $50,900 for Colorado.
Median household income in Colorado is $97,113 in this dataset.
The combined average sales tax rate shown for Colorado is 7.89%. State and local rules vary; see the Tax Foundation citation on the hub.
State income tax in Colorado: Flat 4.4%.
87-octane gas is listed at $3.895 per gallon (AAA, June 2026) in the explorer data.
The index is 101.8 against a US baseline of 100. A salary that buys a basket at the baseline would need about 101.8% of that salary to buy the same basket in Colorado 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.