Last updated: 2025 BLS data · Page refreshed:
How much does a Construction and Building Inspectors actually take home in Illinois?
5.0% flat rate — 24.2% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a Construction and Building Inspectors earning $78,340 in Illinois (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $78,340 | — |
| Federal Income Tax | -$9,075 | 11.6% |
| Illinois State Income Tax | -$3,877 | 5.0% |
| Social Security (OASDI) | -$4,857 | 6.2% |
| Medicare | -$1,135 | 1.5% |
| Total Taxes | -$18,946 | 24.2% |
| Take-Home Pay | $59,393 | 75.8% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Construction and Building Inspectors in Illinois.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $47,600 | -$9,725 | $37,874 | 20.4% |
| 25th Percentile (P25) | $59,660 | -$12,692 | $46,967 | 21.3% |
| Median (P50) | $78,340 | -$18,946 | $59,393 | 24.2% |
| 75th Percentile (P75) | $100,030 | -$26,451 | $73,578 | 26.4% |
| 90th Percentile (P90) | $119,650 | -$33,330 | $86,319 | 27.9% |
After federal income tax ($9,075), state tax ($3,877), and FICA ($5,993), a Construction and Building Inspectors in Illinois takes home $59,393 per year — or $4,949 per month. The effective tax rate of 24.2% is relatively low compared to the national range.
With an effective total rate of 24.2%, a Construction and Building Inspectors in Illinois keeps $59,393 of $78,340 gross — roughly typical for U.S. middle-income earners once federal, FICA and state taxes are combined.
Illinois applies a flat state income tax — every dollar of wage income is taxed at the same rate. For this Construction and Building Inspectors salary that contributes $3,878 to the 5.0% effective state-tax burden.
Federal tax on this Construction and Building Inspectors salary is $9,076 (48%), but combined state ($3,878, 20%) + FICA ($5,993, 32%) make up the other 52% of the bill.
Moving this same Construction and Building Inspectors salary to a zero-state-tax state would yield around $63,271 net — a gain of $3,878 (6.5%) per year versus Illinois.
Illinois ranks #15 of 51 states for Construction and Building Inspectors after-tax pay — comfortably in the upper half.
Translated into paycheck cadences, $59,393 net/year works out to $4,949/month or $2,284/bi-weekly for this Construction and Building Inspectors in Illinois — the numbers that actually hit a checking account after every deduction.
Where does a Construction and Building Inspectors keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Illinois ranks #15 out of 51 states for Construction and Building Inspectors after-tax take-home pay.
A Construction and Building Inspectors in Illinois earning a median salary of $78,340 will take home approximately $59,393 per year after federal income tax ($9,075), state income tax ($3,877), and FICA ($5,993). That is $4,949 per month or $2,284 per bi-weekly paycheck.
The effective total tax rate for a Construction and Building Inspectors in Illinois is 24.2%, broken down as: federal income tax 11.6%, Illinois state tax 5.0%, and FICA (Social Security + Medicare) 7.6%. This assumes a single filer with the standard deduction for 2024.
Illinois has a 5.0% flat rate. On a Construction and Building Inspectors's median salary of $78,340, the state income tax amounts to $3,877 per year, which is an effective state rate of 5.0%.
After all taxes, a Construction and Building Inspectors in Illinois takes home approximately $4,949 per month, or about $28.55 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 $78,340 for Construction and Building Inspectors in Illinois, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Illinois state income tax (5.0% flat rate), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $59,393/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