Last updated: 2025 BLS data · Page refreshed:
What does a Mathematicians salary really buy you in California?
California is 12.5% pricier than the US averageData: BLS OEWS 2025 + BEA Regional Price Parities 2022 • Updated 2026-05-19
California's Regional Price Parity (RPP) is 112.5, meaning prices are 12.5% higher the national average. A Mathematicians earning $126,710 in California has the equivalent purchasing power of $112,631 in an average-cost US state.
Every dollar goes further in low-cost states. Here is how each salary percentile compares after adjusting for California's cost of living.
| Percentile | Nominal Salary | COL-Adjusted | Difference |
|---|---|---|---|
| 10th Percentile (P10) | $81,230 | $72,204 | $-9,025 |
| 25th Percentile (P25) | $101,230 | $89,982 | $-11,247 |
| Median (P50) | $126,710 | $112,631 | $-14,078 |
| 75th Percentile (P75) | $156,480 | $139,093 | $-17,386 |
| 90th Percentile (P90) | $182,020 | $161,795 | $-20,224 |
While $126,710 sounds high, California's elevated cost of living erases 11% of that salary's purchasing power. Your real buying power is $112,631. Consider whether the higher pay offsets the higher costs.
California's RPP of 112.5 puts it 12.5% above the national baseline cost of living. A Mathematicians needs that premium in nominal pay just to maintain the same purchasing power as an average-cost state.
Adjusting $126,710 for California's cost of living yields $112,631 — a 11.1% loss in real purchasing power. This magnitude usually reflects either a materially cheaper or materially pricier metro mix than the national average.
California sits at #6 of 12 states for Mathematicians COL-adjusted salary — comfortably above the national midpoint.
Where does Mathematicians salary stretch the furthest? Top 10 states ranked by COL-adjusted median salary.
California ranks #6 out of 12 states for Mathematicians after cost-of-living adjustment.
How much do you actually take home? See Mathematicians take-home pay in California after taxes →
A Mathematicians in California earns a median salary of $126,710 per year. After adjusting for California's cost of living (RPP=112.5), the real purchasing power is $112,631 — a -11.1% difference.
California's cost of living is 12.5% higher than the national average according to the BEA Regional Price Parities (2022). The RPP index for California is 112.5 (US average = 100).
Regional Price Parities (RPPs) are price indexes published by the U.S. Bureau of Economic Analysis (BEA) that measure differences in price levels across states. They are expressed as a percentage of the national average (US = 100). Higher RPP means higher cost of living.
The adjusted salary is calculated as: Nominal Salary x (100 / RPP). For a Mathematicians in California: $126,710 x (100 / 112.5) = $112,631. This represents what the salary would be worth in a state with average living costs.
Partially — a Mathematicians's nominal salary of $126,710 in California has 11.1% less purchasing power due to higher living costs. The real value is $112,631. However, California may offer better career opportunities, networking, and industry access.
Some links are affiliate links. See our disclosure.