Moving from Illinois to Hawaii: Cost & Tax Comparison
Compare state income tax savings, HUD rent differentials, and household purchasing power adjustments when relocating from Illinois to Hawaii.
Data updated · Sources: HUD FY 2027 Fair Market Rents, EPI 2026 Family Budget, 2026 tax tables · Methodology
What changes when you move from Illinois to Hawaii
Illinois has a flat 4.95% income tax and Hawaii has graduated income tax rates up to 11%. On a $100,000 salary a single filer pays $4,805 in state income tax in Illinois and $5,796 in state income tax in Hawaii. With federal income tax and FICA unchanged, total tax rises by $991 a year after the move. HUD's one-bedroom Fair Market Rent averages $1,053 a month across Illinois's metro areas and $1,920 across Hawaii's (+82.3%). Pay differs too: the BLS median wage across all occupations, weighted by employment in each state's metros, is $54,104 in Illinois and $57,280 in Hawaii. City and county income taxes, which some localities add, are not included in these state-level figures; the metro routes below include them.
Metropolitan Corridors Between Illinois & Hawaii
Moving from Illinois to Hawaii on a $100,000 salary: pay $991 more in total taxes per year; average one-bedroom rent is $1,920 vs $1,053 a month (HUD FMR).
Quick answers
For a single filer earning $100,000 with no local income tax, total federal, FICA and state taxes are $991 higher in Hawaii than in Illinois (1.0 percentage points of gross pay). The average HUD one-bedroom Fair Market Rent across Hawaii's metros is $1,920 a month, versus $1,053 in Illinois (+82.3%). Taxes and one-bedroom rent combined change by -$11,390 a year.
Illinois: Flat Tax, top rate 4.95%. Hawaii: Graduated Brackets, top rate 11%. Federal income tax and FICA are the same in both states.