California vs Idaho: cost of living
On a $75,000 salary, a single filer keeps about $882 more a month in Idaho than in California after 2026 taxes, rent, electricity, gas, car insurance, health insurance and groceries. Median rent is 34% lower in Idaho.
| A month, single filer on $75,000 | California | Idaho | Difference |
|---|---|---|---|
| Take-home pay | $4,900 | $4,894 | −$7 |
| Rent (median, incl. utilities the renter pays) | $2,104 | $1,384 | −$720 |
| Electricity (average home bill) | $150 | $126 | −$23 |
| Gas for 1,000 miles a month | $222 | $173 | −$49 |
| Car insurance, full coverage | $203 | $107 | −$96 |
| Health insurance, your share of a job plan (U.S. average) | $139 | $139 | +$0 |
| Groceries (U.S. average household) | $519 | $519 | +$0 |
| Left over after these | $1,564 | $2,446 | +$882 |
Sources: take-home pay from 2026 IRS brackets, SSA wage base and Tax Foundation state rates; rent from Census ACS; electricity from EIA; gas from AAA (1,000 miles at 27.2 mpg); car insurance from Insurify; groceries are the U.S. average household from BLS (2024) in both states. Each figure has its own date, shown on the linked page. Our calculation, a rough guide, not an exact budget.
Compare two states
Same salary in both states, single filer, 2026 taxes. Each cost is that state's average from its own source and date; groceries use the U.S. average in both. Electricity can be partly counted in gross rent. "I own a home" swaps rent for home insurance and property tax but leaves out the mortgage payment. Our calculation, a rough guide.
Common questions
Is it cheaper to live in California or Idaho?
Idaho, by the basics we track. On $75,000 a year, Idaho leaves about $882 more a month ($10,582 a year) after 2026 taxes, median rent, electricity, gas, car insurance, health insurance and groceries (our calculation).
What salary in Idaho equals $75,000 in California?
About $59,800 a year. At that salary a single filer in Idaho keeps the same $1,564 a month after taxes and the same basics as $75,000 in California (our calculation).
How do taxes compare between California and Idaho?
California has income tax from 1% to 13.3% and Idaho has a flat 5.3% income tax (Tax Foundation, 2026). On $75,000, take-home pay is about $4,900 a month in California and $4,894 in Idaho.
How much is rent in California vs Idaho?
The median rent is $2,104 a month in California and $1,384 in Idaho (Census ACS).
Planning the move itself? See the full monthly budget for California or Idaho, and the take-home pay calculators for California and Idaho.