Last updated: 2025 BLS data · Page refreshed:
How much does a Environmental Engineers actually take home in Hawaii?
Progressive (up to 11.0%) — 29.6% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a Environmental Engineers earning $107,880 in Hawaii (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $107,880 | — |
| Federal Income Tax | -$15,574 | 14.4% |
| Hawaii State Income Tax | -$8,153 | 7.6% |
| Social Security (OASDI) | -$6,688 | 6.2% |
| Medicare | -$1,564 | 1.5% |
| Total Taxes | -$31,981 | 29.6% |
| Take-Home Pay | $75,898 | 70.4% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Environmental Engineers in Hawaii.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $76,180 | -$19,966 | $56,213 | 26.2% |
| 25th Percentile (P25) | $88,630 | -$24,685 | $63,944 | 27.9% |
| Median (P50) | $107,880 | -$31,981 | $75,898 | 29.6% |
| 75th Percentile (P75) | $125,150 | -$38,726 | $86,423 | 30.9% |
| 90th Percentile (P90) | $156,640 | -$51,341 | $105,298 | 32.8% |
After federal income tax ($15,574), state tax ($8,153), and FICA ($8,252), a Environmental Engineers in Hawaii takes home $75,898 per year — or $6,324 per month. The effective tax rate of 29.6% is moderate compared to the national range.
A Environmental Engineers in Hawaii loses 29.6% of gross pay to taxes — higher than the ~25% national midpoint. Of the $107,880 gross, $75,899 lands in the paycheck after federal ($15,575), state ($8,154), and FICA ($8,253) withholding.
Hawaii uses a progressive state income tax, so brackets escalate as wages rise. For this Environmental Engineers salary the state tax works out to $8,154 (7.6% effective) — on top of federal and FICA.
Federal tax on this Environmental Engineers salary is $15,575 (49%), but combined state ($8,154, 25%) + FICA ($8,253, 26%) make up the other 51% of the bill.
The state-tax gap is substantial: a Environmental Engineers earning this gross in a no-income-tax state would net about $84,053 — an extra $8,154 (10.7%) annually compared with Hawaii.
Hawaii ranks #27 of 50 states for Environmental Engineers after-tax pay — lower half of the national distribution. Either gross wages trail the national median, state tax is elevated, or both.
Translated into paycheck cadences, $75,899 net/year works out to $6,325/month or $2,919/bi-weekly for this Environmental Engineers in Hawaii — the numbers that actually hit a checking account after every deduction.
Where does a Environmental Engineers keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Hawaii ranks #27 out of 50 states for Environmental Engineers after-tax take-home pay.
A Environmental Engineers in Hawaii earning a median salary of $107,880 will take home approximately $75,898 per year after federal income tax ($15,574), state income tax ($8,153), and FICA ($8,252). That is $6,324 per month or $2,919 per bi-weekly paycheck.
The effective total tax rate for a Environmental Engineers in Hawaii is 29.6%, broken down as: federal income tax 14.4%, Hawaii state tax 7.6%, and FICA (Social Security + Medicare) 7.6%. This assumes a single filer with the standard deduction for 2024.
Hawaii has a progressive (up to 11.0%). On a Environmental Engineers's median salary of $107,880, the state income tax amounts to $8,153 per year, which is an effective state rate of 7.6%.
After all taxes, a Environmental Engineers in Hawaii takes home approximately $6,324 per month, or about $36.49 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 $107,880 for Environmental Engineers in Hawaii, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Hawaii state income tax (progressive (up to 11.0%)), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $75,898/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