State comparison
California vs Idaho: which state is better to live in?
Idaho costs a median household about $3,900 a year less in state and local taxes than California, mostly because property tax on a median home runs $2,040 a year against $5,609 in California.
California
Moderate tax burden · COL index 142
Wins 4 categories
Idaho
Moderate tax burden · COL index 96
Wins 10 categories
Taxes: California vs Idaho
California has a graduated income tax topping out at 13.3%, which works out to 4.5% on a median income of $74,580, or $3,375 a year. Idaho has a flat 5.8% income tax, which works out to 5.0% on a median income of $74,580, or $3,698 a year. California wins on income tax at 2026 rates.
Property tax is 0.71% of home value a year in California and 0.48% in Idaho (Tax Foundation, 2023); on each state's median home that is $5,609 against $2,040, so Idaho has the lower rate.
Combined state and local sales tax averages 8.82% in California and 6.02% in Idaho; Idaho is lower.
Add it up for a household earning $74,580 (the 2022 national median) and owning the median home: $10,957 a year in California, $7,085 in Idaho. Idaho is cheaper on total state and local tax.
Housing and cost of living
California's cost of living index is 142 and Idaho's is 96, where 100 is the national average; Idaho is about 48% cheaper day to day.
The median home costs $790K in California and $425K in Idaho (Zillow, 2024), a $365K gap in Idaho's favor. A two-bedroom rents for about $2,300 a month in California and $1,500 in Idaho.
Home insurance averages $2,100 a year in California and $800 in Idaho, so Idaho is cheaper to insure.
Safety
Violent crime runs 499 incidents per 100,000 residents in California and 228 in Idaho (FBI Crime Data Explorer, 2023); Idaho is the safer state by that measure, with a rate 119% lower. Property crime is 2,027 per 100,000 in California against 1,535 in Idaho, again favoring Idaho.
Health
Life expectancy is 79.2 years in California and 77.7 in Idaho (County Health Rankings, 2024), a 1.5-year edge for California. The Commonwealth Fund's 2023 scorecard ranks California's health system 13th of 50 and Idaho's 32nd, so California scores better on care.
6.8% of California residents have no health insurance against 9.0% in Idaho, which favors California. Both states expanded Medicaid.
Schools
Education Week's 2023 Quality Counts report ranks California's K-12 schools 20th in the country and Idaho's 30th, 10 places apart in California's favor. Neither state runs a school-choice voucher program.
Laws and politics
In the 2024 presidential election California went to Harris by 20 points and Idaho went to Trump by 30 points.
California has may-issue carry permits and a Giffords gun-law grade of A; Idaho has permitless carry and a grade of F, so California regulates guns more tightly and Idaho is the friendlier state for gun owners.
Abortion is protected by state law in California and banned with narrow exceptions in Idaho, and marijuana is legal for adults in California and illegal in Idaho as of 2026. The minimum wage is $16.00 an hour in California and $7.25 in Idaho.
Climate and risk
Natural disaster risk is very high in California (wildfire, earthquake, drought) and moderate in Idaho (wildfire, earthquake), so Idaho is the lower-risk state. Annual average air quality index is 62 in California and 48 in Idaho (under 50 is good), favoring Idaho.
Tax figures use a household earning the national median income and owning each state's median home, at tax year 2026 rates, last checked against state sources on 2026-09-14. The table below has every number.
Taxes
Housing & Cost of Living
Crime & Safety
Healthcare
Education
Childcare
Utilities & Daily Costs
Social Policy
Category wins
4
California
10
Idaho
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Score For My Profile →Questions people ask
Is California or Idaho better to live in?
Idaho wins more of the measures that decide a move. Idaho on taxes ($7,085 a year for a median household against $10,957); Idaho on everyday costs (index 96 against 142); Idaho on safety (228 violent crimes per 100,000 against 499); California on schools (ranked 20th against 30th).
Which is cheaper, California or Idaho?
Idaho is cheaper day to day: cost of living index 96 against 142. The median home is $790K in California and $425K in Idaho (2024). On state and local taxes Idaho saves a median household about $3,900 a year.
Does California or Idaho have lower taxes?
Idaho. A household earning $74,580 pays about $10,957 a year in California ($3,375 income tax, $5,609 property tax on the median home and $1,973 in sales tax) and $7,085 in Idaho ($3,698 income tax, $2,040 property tax on the median home and $1,347 in sales tax), at 2026 rates.
Which is safer, California or Idaho?
Idaho, on the FBI's 2023 figures. Violent crime is 499 per 100,000 residents in California and 228 in Idaho; property crime is 2,027 against 1,535.
Which has better schools, California or Idaho?
California. Education Week's 2023 Quality Counts report ranks California 20th of 50 for K-12 and Idaho 30th.
Is California or Idaho better for retirees?
Idaho is friendlier to retirees on paper. California does not tax Social Security, taxes pensions as income and has no estate or inheritance tax; Idaho does not tax Social Security, partly exempts pensions and has no estate or inheritance tax. Property tax on a median home is $5,609 a year in California and $2,040 in Idaho.