Your gross monthly income is the total amount you earn in a month before any taxes, retirement contributions, insurance premiums, or other deductions are taken out. It’s the full figure on your paycheck stub, not the smaller amount that lands in your bank account. Lenders, courts, and benefit programs ask for this number because it reflects your complete earning capacity, independent of the tax elections or benefit choices you’ve made.
The amount actually deposited into your account is your net pay, or take-home pay. That’s gross income minus federal income tax, Social Security, Medicare, and any voluntary deductions like a 401(k) contribution or health insurance premium. When a mortgage underwriter or a family court asks what you earn, they almost always want the pre-deduction number.
What Counts Toward Gross Income
Federal tax law defines gross income broadly as all income from whatever source, unless a specific law excludes it.1Office of the Law Revision Counsel. 26 USC 61 – Gross Income Defined For most people, wages make up the bulk of it, but the following also count:
- Bonuses, commissions, and overtime pay
- Tips, both cash and non-cash, reported to your employer
- Investment income, including dividends, interest, and capital gains
- Rental income from property you own
- Royalties from intellectual property or natural resources
- Net profit from a sole proprietorship or partnership
- Pension payments and distributions from a 401(k), traditional IRA, or annuity2Internal Revenue Service. Pensions and Annuity Withholding
- Unemployment compensation, which is reported on Form 1099-G and fully included3Internal Revenue Service. Topic No. 418, Unemployment Compensation
Qualifying Roth IRA distributions are generally not included. Social Security Disability Insurance (SSDI) benefits may be partially taxable: if half your SSDI plus your other income exceeds $25,000 for a single filer or $32,000 for a married couple filing jointly, a portion becomes taxable.4Internal Revenue Service. Regular and Disability Benefits
What Does Not Count
Several income streams are excluded by federal law and should not be added to your gross income figure:
- Gifts, bequests, and inheritances, although any income the inherited property later generates is taxable5Office of the Law Revision Counsel. 26 USC 102 – Gifts and Inheritances
- Workers’ compensation benefits for personal injury or sickness6Office of the Law Revision Counsel. 26 USC 104 – Compensation for Injuries or Sickness
- Life insurance proceeds paid to a beneficiary on the insured’s death, though interest earned on those proceeds is taxable7Internal Revenue Service. Life Insurance and Disability Insurance Proceeds
- Supplemental Security Income (SSI), which is needs-based and not taxable
- Public assistance benefits such as Temporary Assistance for Needy Families
- Child support received, which is not income to the receiving parent
Alimony depends on timing. If your divorce or separation agreement was executed after December 31, 2018, alimony you receive is not included in gross income, and the paying spouse cannot deduct it. For agreements finalized on or before that date, the old rules still apply: the recipient includes it and the payer deducts it.8Internal Revenue Service. Topic No. 452, Alimony and Separate Maintenance Getting this wrong can shift your reported income by thousands.
One misconception worth clearing up: wage garnishments, union dues, and voluntary benefit deductions do not reduce gross income. Gross income is calculated before any of those come out. Garnishments are subtracted later from disposable earnings and never change your gross figure.9Office of the Law Revision Counsel. 15 USC 1673 – Restriction on Garnishment
How to Calculate Your Gross Monthly Income
Once you know what counts, converting your pay into a monthly figure is straightforward. The formula depends on how often you’re paid, and a couple of the formulas account for the fact that bi-weekly paychecks don’t divide evenly into months.
Salaried Pay
Divide your gross annual salary by 12. A $72,000 salary works out to $6,000 per month.
Weekly Pay
Multiply your gross weekly check by 52, then divide by 12. A $1,200 weekly check gives you $5,200 per month.
Bi-Weekly Pay
Multiply your gross check by 26, then divide by 12. There are two months each year with three paychecks instead of two, so doubling a single check would understate your real monthly earnings.
Semi-Monthly Pay
If you’re paid on fixed dates twice a month, such as the 1st and 15th, simply multiply one gross check by 2. You receive exactly 24 checks a year, so two checks equal one month.
Variable or Seasonal Income
When your earnings fluctuate, from commissions, freelance work, tips, or seasonal employment, the standard approach is to average your income over a longer window. Lenders typically review at least two years of history, though 12 to 24 months may work if other factors are strong.10Fannie Mae. General Income Information If the trend is stable or rising, the lender averages. If it’s declining, the lender may reduce the figure or disqualify that income entirely.
If You’re Self-Employed
Self-employment income is more complicated because you have to account for business expenses. On IRS Schedule C, you start with gross receipts, subtract the cost of goods sold and returns, then add other business income to reach a gross income figure on Line 7.11Internal Revenue Service. Schedule C (Form 1040) – Profit or Loss From Business From there, business expenses reduce that to net profit.
Lenders don’t stop at net profit. When sizing you up for a mortgage, they add back certain non-cash deductions such as depreciation, depletion, and amortization, because those expenses lower your taxable income on paper without actually reducing the cash available to make loan payments.12Fannie Mae. Cash Flow Analysis (Form 1084) The same add-back approach applies to farming income on Schedule F and to partnership or S corporation income reported on Schedule K-1.
Gross Income Is Not the Same as Adjusted Gross Income
Gross income and adjusted gross income (AGI) are often confused, and handing over the wrong one can delay a loan or create errors on a legal filing. Your AGI is gross income minus specific adjustments listed on Schedule 1 of Form 1040, such as deductible IRA contributions, student loan interest, self-employment tax, and health savings account contributions.13Internal Revenue Service. Definition of Adjusted Gross Income
Lenders and courts generally want the larger pre-adjustment number. The IRS and many government benefit programs reference the smaller AGI figure. When in doubt, ask which one is being requested.
Where Your Gross Monthly Income Gets Used
Mortgage and consumer lenders use your gross monthly income to calculate your debt-to-income ratio (DTI), which compares your total monthly debt payments, including the loan you’re applying for, to your monthly income. A lower DTI tells the lender you have room in your budget for the new payment. Federal law requires mortgage lenders to make a good-faith determination that you can repay, considering your income, employment, existing debts (including alimony and child support), and DTI, among other factors.14Federal Register. Ability-to-Repay and Qualified Mortgage Standards Under the Truth in Lending Act (Regulation Z) The old 43 percent DTI cap for qualified mortgages has been replaced with price-based thresholds, but DTI still carries heavy weight in underwriting.15Consumer Financial Protection Bureau. General QM Loan Definition
Lenders verify what you report using recent pay stubs, W-2s from the past two years, 1099s for contract income, complete tax returns, and, for self-employed borrowers, profit-and-loss statements and business bank records.
If you’re filing for Chapter 7 bankruptcy, your gross monthly income determines whether you pass the means test. On Official Form 122A-1, your “current monthly income” is the average of what you received during the six full calendar months before your filing date.16United States Courts. Chapter 7 Statement of Your Current Monthly Income Official Form 122A-1 If that figure is at or below the median for your household size in your state, no presumption of abuse arises and you can proceed. If it’s above, you move to the more detailed Form 122A-2 to see whether you still qualify or need to file under Chapter 13.17U.S. Department of Justice. U.S. Trustee Program – Means Testing
Why Accuracy Matters
Misreporting income carries real penalties. Knowingly making a false statement on an application to a federally insured financial institution, the FHA, the SBA, or a mortgage lending business can result in a fine of up to $1,000,000, up to 30 years in prison, or both.18Office of the Law Revision Counsel. 18 USC 1014 – Loan and Credit Applications Generally In bankruptcy and family law filings, an inaccurate income picture can mean sanctions, denial of your petition, or loss of the discharge you were seeking. Taking the time to pull the right documents and run the right formula is worth it.