Cost of living, taxes, and quality of life compared for 2026 — with a verdict.
California vs Idaho comes down to what you value. Idaho is the more affordable of the two — its cost of living runs about 39% lower than California, so the same paycheck stretches further. Idaho ranks higher overall on our Best Life Rank (#12 vs #44), balancing cost against quality of life. California is strongest on climate and weakest on air quality; Idaho is strongest on economy and weakest on schools.
| Metric | California | Idaho |
|---|---|---|
| BLISS score (cost) | 1.53 53% above average | 0.93 7% below average |
| Best Life Rank | #44 | #12 |
| Cost of living | #49 | #22 |
| Climate | #1 | #25 |
| Healthcare | #18 | #31 |
| Schools | #34 | #36 |
| Safety | #39 | #8 |
| Economy | #21 | #7 |
| Air quality | #50 | #30 |
Ranks are out of 50 states (#1 = best). BLISS score is a cost-of-living multiplier where 1.00 = the U.S. average; lower is cheaper. Green = the better of the two.
To live the way $100,000 does in California, you'd need about $61,000 in Idaho.
To live the way $100,000 does in Idaho, you'd need about $164,500 in California.
Based on each state's BLISS cost score. See your real after-tax paycheck in each state below.
Enter your salary and get your actual paycheck after California taxes.
Calculate my take-home pay ›Enter your salary and get your actual paycheck after Idaho taxes.
Calculate my take-home pay ›Idaho is cheaper. Its cost of living is about 39% lower, reflected in a BLISS score of 0.93 versus 1.53. A lower BLISS score means your paycheck goes further.
On our Best Life Rank, which balances cost against climate, healthcare, schools, safety, economy and air quality, Idaho ranks higher (#12 vs #44). But 'better' depends on your priorities — California leads on climate while Idaho leads on economy.
Because of the cost-of-living difference, $100,000 in California is roughly equivalent to $61,000 in Idaho for the same lifestyle. See each state's real after-tax take-home pay with our paycheck guides linked above.