Mechanical Engineer Salary: San Francisco vs Austin
Same job, two cities — but the paycheck that looks bigger isn’t always the one that goes further. We compare gross pay, take-home after tax, and cost-of-living-adjusted real salary.
THE VERDICT
Even though a Mechanical Engineer grosses $31,000 more in San Francisco, Austin wins on what actually matters: after tax and cost of living, its real salary is $31,187 higher in equivalent buying power ($69,071 vs $37,884).
Real salary $37,884 equivalent
Entry (25th)$104,000
Median (50th)$139,000
Senior (75th)$180,000
Top (90th)$225,000
45% premium vs national median. Mechanical Engineers in San Francisco earn approximately 45% higher than the US national median for this role — a $43,000 premium on annual base salary. This reflects San Francisco's position as a higher-cost labor market where employers must match local wage norms.
Cost-of-living adjusted picture. Adjusted for San Francisco's cost-of-living index (224), the median Mechanical Engineer salary buys the equivalent of $62,054 in a US-average-cost city. That's $33,946 less purchasing power than the national median — the higher nominal salary doesn't fully offset local costs.
HIGHER REAL PAY
Austin, TXNo state tax
Real salary $69,071 equivalent
Entry (25th)$81,000
Median (50th)$108,000
Senior (75th)$139,000
Top (90th)$174,000
13% premium vs national median. Mechanical Engineers in Austin earn approximately 13% higher than the US national median for this role — a $12,000 premium on annual base salary. This reflects Austin's position as a higher-cost labor market where employers must match local wage norms.
Cost-of-living adjusted picture. Adjusted for Austin's cost-of-living index (110), the median Mechanical Engineer salary buys the equivalent of $98,182 in a US-average-cost city. That's $2,182 more purchasing power than the national median — a meaningful real-wage advantage.
Head-to-head breakdown
| Metric | San Francisco | Austin |
|---|---|---|
| Median gross salary | $139,000 ✓ | $108,000 |
| State income tax | 9.3% | None ✓ |
| Est. take-home pay | $84,860 ✓ | $75,978 |
| Cost-of-living index | 224 | 110 ✓ |
| Real salary (COL-adjusted take-home) | $37,884 | $69,071 ✓ |
Real salary = take-home pay (after federal tax, state tax, and FICA) adjusted for each city’s cost-of-living index, shown in US-average-cost dollars. Take-home uses a 22% federal + 7.65% FICA estimate plus state tax; your actual rate depends on filing status and deductions. Methodology · Updated Q3 2026.