Mechanical Engineer Salary: San Francisco, CA vs Seattle, WA
Side-by-side comparison of wages and local price levels for Mechanical Engineers in San Francisco, CA and Seattle, WA, based on BLS OEWS May 2025 wage data and BEA regional price parities for 2024.
1Which City Pays More?
Detailed Comparison
| Metric | San Francisco, CA | Seattle, WA | Diff |
|---|---|---|---|
| Median Annual Salary | $161,370▲ | $126,590 | +$34,780 |
| 25th Percentile | $128,330▲ | $98,940 | +$29,390 |
| 75th Percentile | $183,990▲ | $155,290 | +$28,700 |
| 90th Percentile | $212,380▲ | $172,490 | +$39,890 |
| Price Level (BEA 2024, US = 100) | 115.6 | 111.1 | +4.5 |
| Median at National-Average Prices | $139,578▲ | $113,909 | +$25,669 |
| Total Employment | 5,150 | 4,500 | +650 |
3Summary Analysis
On paper, San Francisco, CA pays $34,780 more (median: $161,370 vs $126,590). BEA's regional price parity is 115.6 in San Francisco, CA and 111.1 in Seattle, WA (United States = 100). At national-average prices the medians are $139,578 and $113,909, so San Francisco, CA comes out ahead once local prices are counted.
5Reading This Comparison
The $34,780 gap between the two medians is a gap in dollars, not in what those dollars buy. Dividing each median by its area's regional price parity restates it at national-average prices: $139,578 for San Francisco and $113,909 for Seattle, a difference of $25,669.
The price levels come from the U.S. Bureau of Economic Analysis, which describes them this way: “Regional price parities (RPPs) measure the differences in price levels across states and metropolitan areas for a given year and are expressed as a percentage of the overall national price level.” The figures used here are the all-items index for each whole metropolitan area (San Francisco-Oakland-Fremont, CA; Seattle-Tacoma-Bellevue, WA) and cover prices only, not taxes.
BLS estimates 5,150 Mechanical Engineer jobs in the San Francisco area and 4,500 in the Seattle area. For broader context, see our California overview and the full Mechanical Engineer city ranking.
Frequently Asked Questions
Is Mechanical Engineer salary higher in San Francisco, CA or Seattle, WA?
San Francisco, CA has the higher median wage for Mechanical Engineers ($161,370 per year, against $126,590 in Seattle, WA; BLS OEWS May 2025). Restated at national-average prices using BEA regional price parities, the medians are $139,578 in San Francisco, CA and $113,909 in Seattle, WA.
How do prices compare between San Francisco, CA and Seattle, WA?
The U.S. Bureau of Economic Analysis puts the 2024 regional price parity at 115.6 for the San Francisco-Oakland-Fremont, CA metropolitan area and 111.1 for the Seattle-Tacoma-Bellevue, WA metropolitan area, where the United States is 100. That is 15.6% above the national level for San Francisco, CA and 11.1% above the national level for Seattle, WA.
Which city pays Mechanical Engineers more once local prices are counted?
San Francisco, CA: at national-average prices its median Mechanical Engineer wage is $139,578, against $113,909 for Seattle, WA. The adjustment divides each median by the area's BEA regional price parity and covers prices only, not taxes.