Including Idaho's 5.8% state income tax
| Gross Salary | $40,000 |
| Federal Income Tax | −$2,762 |
| Social Security (6.2%) | −$2,480 |
| Medicare (1.45%) | −$580 |
| Idaho State Tax (5.8%) | −$2,320 |
| Take-Home Pay | $31,858 |
On a $40,000 salary in Idaho, you can expect to take home approximately $31,858 per year, or about $2,655 per month. Your effective total tax rate is 20.4%.