Bank Statement Income Calculator
Estimate qualifying income for self-employed borrowers using 12 or 24 months of bank deposits — no tax returns required. Apply the program expense factor, see your qualifying monthly and annual income, and estimate a maximum loan amount.

Get Started in 3 Steps
How to Use the Bank Statement Income Calculator
Set Up Your Program
Choose business or personal statements, 12 or 24 months, and the expense factor that matches your business type. The factor line shows what share of deposits will count as income.
Enter Monthly Deposits
Add each month's eligible deposits — excluding transfers, refunds, and loan proceeds. The calculator averages them and applies your factor to produce qualifying monthly and annual income.
Estimate Your Max Loan
Open the maximum-loan panel and enter your DTI, other debts, rate, term, and housing costs to estimate your maximum payment and loan amount, then request a personalized quote.
Bank Statement Income Calculator
Self-employed qualifying-income estimator
Program setup
Final factor is set by the underwriter from the bank statement review and Business Analysis Questionnaire.
Monthly eligible deposits
Total eligible deposits
$240,000
Average monthly deposits
$20,000
Enter eligible deposits only — exclude transfers between accounts, refunds, loan proceeds, and other non-business income.
Qualifying monthly income
$14,000/mo
This is an estimate, not a commitment to lend or an approval. Actual qualifying income is determined by the underwriter based on a full bank statement review and the completed Business Analysis Questionnaire; the expense factor shown is illustrative and may differ. Loan amount estimates depend on program eligibility, LTV, credit, reserves, property type, and final pricing. Figures assume a fully-amortizing payment; interest-only and ARM options are calculated differently. All loans subject to credit approval. Equal Housing Lender. Lumen Mortgage · NMLS #1498678 · Licensed in Oregon & California.
How is income calculated on a bank statement loan?
A bank statement loan qualifies self-employed borrowers on actual bank deposits instead of tax returns. Average your monthly eligible deposits over 12 or 24 months, then apply an expense factor based on your business type — for example, a 50% expense factor counts 50% of deposits as qualifying income. Personal statements supported by two months of business statements can count 100% of deposits.
Best for: Self-employed borrowers, business owners, and 1099 earners whose tax returns understate their true cash flow
How It Works
Understanding the Bank Statement Income Calculator
Self-employed borrowers are the classic mismatch for conventional underwriting: the write-offs that lower your taxable income also lower the income a lender will count. A bank statement loan fixes that by qualifying you on deposits instead of tax returns. This calculator models the program exactly — pick business or personal statements over 12 or 24 months, enter your monthly eligible deposits, and apply the expense factor that matches your business type. Your qualifying monthly and annual income update live.
The expense factor is the key input. It represents the share of your deposits assumed to be business expenses, so a 50% expense factor counts 50% of deposits as income; a lean, home-based consultant might use 15%, while a high-inventory retailer might use 90%. If you provide personal statements and two months of business statements show the deposits flowing in, 100% of deposits can count. The final factor is always confirmed by the underwriter after reviewing your statements and Business Analysis Questionnaire.
Open the maximum-loan panel to turn qualifying income into a purchase budget. Enter your other monthly debts, an interest rate, a term, and estimated taxes, insurance, and HOA, and the calculator applies your max DTI (50% standard or 55% by exception) to estimate your maximum housing payment and loan amount using a fully-amortizing payment. Not sure how your other debts affect the picture? Pair this with our DTI calculator. When you're ready, get a personalized quote and we'll review your statements.

Ready to apply?
Numbers look right? Explore our Bank Statement Loans page for eligibility details, rates, and next steps.
About This Calculator
What the Bank Statement Income Calculator is For
Self-employed borrowers rarely qualify on tax returns alone — write-offs that shrink taxable income also shrink the income a conventional lender will count. A bank statement loan solves that by qualifying you on actual deposits instead. This calculator models our bank statement loan options: choose business or personal statements over 12 or 24 months, enter your monthly eligible deposits, and apply the expense factor that matches your business type. It returns your qualifying monthly and annual income in real time, then optionally estimates a maximum loan amount from your DTI, other debts, rate, term, and housing costs. Personal statements supported by two months of business statements can count 100% of deposits.
Common Use Cases
- Self-employed borrowers estimating qualifying income without tax returns
- Business owners choosing between 12- and 24-month statement documentation
- Modeling how the expense factor for your business type affects qualifying income
Ready to turn numbers into a loan?
Common Questions
Bank Statement Income Calculator — Frequently Asked Questions
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All calculator results are estimates for informational purposes only and do not constitute a loan commitment or guarantee of any specific rate or terms. Actual loan terms will depend on creditworthiness, property type, and market conditions. Lumen Mortgage Corporation · NMLS #1498678 · Licensed in Oregon & California · 920 SW 6th Ave, Suite 1200, Portland, OR 97204.