Last updated: 2025 BLS data · Page refreshed:
How much does a Stationary Engineers and Boiler Operators actually take home in California?
Progressive (up to 13.3%) — 26.3% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a Stationary Engineers and Boiler Operators earning $90,650 in California (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $90,650 | — |
| Federal Income Tax | -$11,784 | 13.0% |
| California State Income Tax | -$5,083 | 5.6% |
| Social Security (OASDI) | -$5,620 | 6.2% |
| Medicare | -$1,314 | 1.4% |
| Total Taxes | -$23,802 | 26.3% |
| Take-Home Pay | $66,847 | 73.7% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Stationary Engineers and Boiler Operators in California.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $48,610 | -$9,107 | $39,502 | 18.7% |
| 25th Percentile (P25) | $61,860 | -$12,672 | $49,187 | 20.5% |
| Median (P50) | $90,650 | -$23,802 | $66,847 | 26.3% |
| 75th Percentile (P75) | $120,350 | -$35,474 | $84,875 | 29.5% |
| 90th Percentile (P90) | $132,730 | -$40,544 | $92,185 | 30.5% |
After federal income tax ($11,784), state tax ($5,083), and FICA ($6,934), a Stationary Engineers and Boiler Operators in California takes home $66,847 per year — or $5,570 per month. The effective tax rate of 26.3% is moderate compared to the national range.
A Stationary Engineers and Boiler Operators in California loses 26.3% of gross pay to taxes — higher than the ~25% national midpoint. Of the $90,650 gross, $66,848 lands in the paycheck after federal ($11,784), state ($5,083), and FICA ($6,935) withholding.
California uses a progressive state income tax, so brackets escalate as wages rise. For this Stationary Engineers and Boiler Operators salary the state tax works out to $5,083 (5.6% effective) — on top of federal and FICA.
Federal tax on this Stationary Engineers and Boiler Operators salary is $11,784 (50%), but combined state ($5,083, 21%) + FICA ($6,935, 29%) make up the other 50% of the bill.
Moving this same Stationary Engineers and Boiler Operators salary to a zero-state-tax state would yield around $71,931 net — a gain of $5,083 (7.6%) per year versus California.
For Stationary Engineers and Boiler Operators after-tax pay, California ranks #8 of 51 states — top quartile. High gross wages or low state-tax burden (or both) drive the strong ranking.
Translated into paycheck cadences, $66,848 net/year works out to $5,571/month or $2,571/bi-weekly for this Stationary Engineers and Boiler Operators in California — the numbers that actually hit a checking account after every deduction.
Where does a Stationary Engineers and Boiler Operators keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
California ranks #8 out of 51 states for Stationary Engineers and Boiler Operators after-tax take-home pay.
A Stationary Engineers and Boiler Operators in California earning a median salary of $90,650 will take home approximately $66,847 per year after federal income tax ($11,784), state income tax ($5,083), and FICA ($6,934). That is $5,570 per month or $2,571 per bi-weekly paycheck.
The effective total tax rate for a Stationary Engineers and Boiler Operators in California is 26.3%, broken down as: federal income tax 13.0%, California state tax 5.6%, and FICA (Social Security + Medicare) 7.7%. This assumes a single filer with the standard deduction for 2024.
California has a progressive (up to 13.3%). On a Stationary Engineers and Boiler Operators's median salary of $90,650, the state income tax amounts to $5,083 per year, which is an effective state rate of 5.6%.
After all taxes, a Stationary Engineers and Boiler Operators in California takes home approximately $5,570 per month, or about $32.14 per hour (based on a standard 2,080-hour work year). These figures assume a single filer, standard deduction, and no additional pre-tax deductions.
We start with the 2025 BLS median salary of $90,650 for Stationary Engineers and Boiler Operators in California, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), California state income tax (progressive (up to 13.3%)), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $66,847/yr — does not include local taxes, pre-tax deductions (401k, HSA), or tax credits.
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This estimate assumes a single filer using the 2024 standard deduction ($14,600), with W-2 employment income only. It does not account for: itemized deductions, tax credits (e.g. earned income credit, child tax credit), local/city taxes, pre-tax contributions (401k, HSA, FSA), self-employment tax, or additional income sources. Actual take-home pay may differ. Consult a tax professional for personalized advice.
Our Methodology · Data Sources · Salary: BLS OEWS · Tax: IRS + State DOR