Last updated: 2025 BLS data · Page refreshed:
How much does a Private Detectives and Investigators actually take home in Massachusetts?
5.0% flat rate — 20.7% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a Private Detectives and Investigators earning $50,240 in Massachusetts (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $50,240 | — |
| Federal Income Tax | -$4,044 | 8.1% |
| Massachusetts State Income Tax | -$2,512 | 5.0% |
| Social Security (OASDI) | -$3,114 | 6.2% |
| Medicare | -$728 | 1.5% |
| Total Taxes | -$10,400 | 20.7% |
| Take-Home Pay | $39,839 | 79.3% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Private Detectives and Investigators in Massachusetts.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $40,250 | -$7,937 | $32,312 | 19.7% |
| 25th Percentile (P25) | $42,540 | -$8,502 | $34,037 | 20.0% |
| Median (P50) | $50,240 | -$10,400 | $39,839 | 20.7% |
| 75th Percentile (P75) | $94,660 | -$24,640 | $70,019 | 26.0% |
| 90th Percentile (P90) | $121,090 | -$33,917 | $87,172 | 28.0% |
After federal income tax ($4,044), state tax ($2,512), and FICA ($3,843), a Private Detectives and Investigators in Massachusetts takes home $39,839 per year — or $3,319 per month. The effective tax rate of 20.7% is relatively low compared to the national range.
With an effective total rate of 20.7%, a Private Detectives and Investigators in Massachusetts keeps $39,840 of $50,240 gross — roughly typical for U.S. middle-income earners once federal, FICA and state taxes are combined.
Massachusetts applies a flat state income tax — every dollar of wage income is taxed at the same rate. For this Private Detectives and Investigators salary that contributes $2,512 to the 5.0% effective state-tax burden.
Federal tax on this Private Detectives and Investigators salary is $4,045 (39%), but combined state ($2,512, 24%) + FICA ($3,843, 37%) make up the other 61% of the bill.
Moving this same Private Detectives and Investigators salary to a zero-state-tax state would yield around $42,352 net — a gain of $2,512 (6.3%) per year versus Massachusetts.
Massachusetts ranks #26 of 49 states for Private Detectives and Investigators 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, $39,840 net/year works out to $3,320/month or $1,532/bi-weekly for this Private Detectives and Investigators in Massachusetts — the numbers that actually hit a checking account after every deduction.
Where does a Private Detectives and Investigators keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Massachusetts ranks #26 out of 49 states for Private Detectives and Investigators after-tax take-home pay.
A Private Detectives and Investigators in Massachusetts earning a median salary of $50,240 will take home approximately $39,839 per year after federal income tax ($4,044), state income tax ($2,512), and FICA ($3,843). That is $3,319 per month or $1,532 per bi-weekly paycheck.
The effective total tax rate for a Private Detectives and Investigators in Massachusetts is 20.7%, broken down as: federal income tax 8.1%, Massachusetts state tax 5.0%, and FICA (Social Security + Medicare) 7.6%. This assumes a single filer with the standard deduction for 2024.
Massachusetts has a 5.0% flat rate. On a Private Detectives and Investigators's median salary of $50,240, the state income tax amounts to $2,512 per year, which is an effective state rate of 5.0%.
After all taxes, a Private Detectives and Investigators in Massachusetts takes home approximately $3,319 per month, or about $19.15 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 $50,240 for Private Detectives and Investigators in Massachusetts, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Massachusetts state income tax (5.0% flat rate), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $39,839/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