To calculate your monthly income, take your pay amount and multiply it by the number of times you’re paid in a month. If you earn $1,000 per week, for example, your monthly income is $4,333. The exact math depends on how often you get paid, whether you’re using gross or net income, and whether you have income from sources beyond your main job.
Convert Your Pay Frequency to Monthly
Most people don’t get paid in neat monthly chunks, so the first step is converting your actual pay schedule into a monthly figure. The multiplier you use depends on your pay cycle:
- Weekly pay: Multiply your weekly paycheck by 4.333. You’re paid 52 times a year, and 52 divided by 12 months gives you that number. A $900 weekly check equals $3,900 per month.
- Bi-weekly pay (every two weeks): Multiply your paycheck by 2.166. You receive 26 paychecks a year, not 24, which is why the multiplier is slightly more than 2. A $2,000 bi-weekly check equals $4,332 per month.
- Semi-monthly pay (twice a month): Multiply your paycheck by 2. You’re paid on set dates like the 1st and 15th, so two checks always equals one month. A $2,500 semi-monthly check equals $5,000 per month.
- Monthly pay: No conversion needed. Your paycheck is your monthly income.
A common mistake is treating bi-weekly and semi-monthly as the same thing. Bi-weekly means every 14 days, which gives you 26 paychecks a year and two “extra” paychecks compared to semi-monthly. If you just double a bi-weekly check, you’ll undercount your annual income by about a full month’s pay.
Gross Income vs. Net Income
Your gross income is everything you earn before any deductions. Your net income is what actually lands in your bank account after taxes, health insurance premiums, retirement contributions, and other payroll deductions are subtracted. These two numbers can be very different. Someone earning $5,000 gross per month might take home $3,800 after deductions.
Which one you should calculate depends on why you need the number. For personal budgeting, use your net income. That’s the real amount of money available to spend and save each month. For loan applications, credit card applications, and most financial forms, you’ll typically report your gross income. Landlords often ask for gross income too, usually requiring that it equals two to three times the monthly rent. If you’re not sure which version someone is asking for, gross is the safer assumption on formal applications.
Salaried Workers: The Simplest Calculation
If you earn a fixed annual salary, divide it by 12. A $72,000 salary gives you $6,000 per month in gross income. That’s it.
If you want your net monthly income instead, look at your most recent pay stub. Find the “net pay” or “take-home pay” line, then multiply it using the pay frequency multipliers above. Your pay stub is more reliable than trying to estimate deductions yourself, since it accounts for your exact tax withholding, benefit elections, and any other deductions your employer pulls out.
Hourly Workers: Account for Actual Hours
If you work consistent hours, multiply your hourly rate by your typical weekly hours to get your weekly income, then multiply that by 4.333. Someone earning $22 per hour and working 40 hours a week makes $880 per week, which comes out to $3,813 per month gross.
If your hours fluctuate, don’t base your calculation on your best week. Instead, look at your paychecks over the past two to three months, add up the gross totals, and divide by the number of months. This gives you a realistic average that accounts for slower periods. If you regularly earn overtime, include that in your average rather than calculating based on straight time alone.
Freelance and Variable Income
When your income changes significantly from month to month, the most reliable approach is to add up everything you earned over the past 12 months and divide by 12. If you haven’t been freelancing that long, use however many months of income history you have. Six months of data is a reasonable minimum for getting a useful average.
For example, if you earned $54,000 over the past 12 months across a mix of strong and slow periods, your average monthly income is $4,500. This smooths out the highs and lows and gives you a number you can realistically budget around. If your income has been trending steadily upward or downward, a shorter lookback period (three to six months) may reflect your current situation more accurately than a full year.
For budgeting purposes with variable income, some people prefer to use their lowest recent month as a baseline rather than the average. This creates a more conservative spending plan and lets the higher-earning months build savings.
Don’t Forget Additional Income Sources
Your monthly income isn’t limited to your primary job. Several other sources count, especially on financial applications:
- Bonuses, tips, and commissions: If you receive these regularly, add them up over 12 months and divide by 12 to get a monthly average. A $6,000 annual bonus adds $500 to your monthly income.
- Side jobs and freelance work: Income from gig work, contract jobs, or a small business all count. Use the same averaging method.
- Investment income: Interest from savings accounts, stock dividends, and bond payments can be included. Add up the annual total and divide by 12.
- Rental income: If you collect rent from a property you own, that’s part of your monthly income. For loan applications, lenders may only count a portion of it or subtract your expenses first.
- Government benefits: Social Security, disability payments, and veterans’ benefits are generally stable monthly income. Unemployment benefits can sometimes be counted, though lenders may view them skeptically since they’re temporary.
- Alimony and child support: Regular payments you receive can be included, though you’re not required to disclose them on credit applications if you’d prefer not to.
Add each source’s monthly amount to your paycheck-based income for a complete picture.
Putting It All Together
Here’s the full process. Start with your primary job income, using the correct pay frequency multiplier to convert it to a monthly number. Decide whether you need gross or net based on your purpose. Then add in any additional income sources, averaged monthly. The total is your monthly income.
As a quick example: you earn $25 per hour at 40 hours a week, receive quarterly bonuses averaging $1,500, and earn about $100 per month in stock dividends. Your monthly income would be $25 × 40 × 4.333 ($4,333) plus $1,500 × 4 ÷ 12 ($500) plus $100, for a total gross monthly income of $4,933.