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Hawaii cost of living & income (2026)

Quick answer: Hawaii has a cost-of-living index of 184.8 (100 = national baseline), an illustrative estimated annual cost of living of about $92,400, median household income of $100,745, combined average sales tax about 4.50%, and regular gas about $5.571/gal in the June 2026 AAA snapshot used on the hub.

COL index184.8100 = US baseline
Est. annual COL$92,400
Median HH income$100,745
Sales tax (comb.)4.50%
Gas (87 octane)$5.571/galJune 2026 AAA
Largest cityUrban Honolulu (350,964)

Taxes & economy

Income tax: Graduated up to 11%

Sales tax: 4% state (combined avg. ~4.50%)

Major industries: Tourism, agriculture, military/government, renewables

Climate snapshot

Summer high ~87–89°F (July) · Winter low ~66–70°F (January, very mild)

Culture (context)

Pearl Harbor National Memorial / Bishop Museum

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FAQ

What is Hawaii's cost of living index?

Hawaii's cost-of-living index is 184.8 (national baseline 100) in this 2026 classroom snapshot.

What is the estimated annual cost of living in Hawaii?

The explorer lists an illustrative estimated annual cost of living of about $92,400 for Hawaii.

What is median household income in Hawaii?

Median household income in Hawaii is $100,745 in this dataset.

What is the combined average sales tax rate in Hawaii?

The combined average sales tax rate shown for Hawaii is 4.50%. State and local rules vary; see the Tax Foundation citation on the hub.

Does Hawaii have a state income tax?

State income tax in Hawaii: Graduated up to 11%.

What was regular gas in Hawaii in this snapshot?

87-octane gas is listed at $5.571 per gallon (AAA, June 2026) in the explorer data.

Sources on the hub: Tax Foundation (sales tax), BEA / ACS (income & COL), AAA gas (June 20, 2026). Educational snapshot — not relocation or tax advice.