See if you qualify, free, 60-second check.
A bank statement loan calculates your income from the money that lands in your accounts, not the taxable number on your 1040. The lender adds up your deposits over 12 or 24 months, applies an expense factor to account for business costs, and divides by the number of months to reach a monthly qualifying income. That figure drives how much house you can buy.
Here's the part that trips people up. Deposits into a business account usually get cut by roughly half. Deposits into a personal account often count in full. The gap between those two numbers can move your loan approval by hundreds of dollars a month, so it pays to understand the math before you apply.
Below is the real formula, a worked example with round numbers, and the documents an underwriter will actually ask for.
Every bank statement loan runs on the same core idea. Your business generates revenue. Some of that revenue pays for expenses. What's left is what you really earn, and that leftover is what a lender can use to qualify you.
Since a bank statement loan skips your tax returns, the lender can't read your write-offs line by line. Instead they estimate expenses with a flat percentage called the expense factor. The formula looks like this:
Say a business owner deposits $300,000 across 12 months of business statements. With a 50% expense factor, half is treated as cost. That leaves $150,000, or $12,500 a month in qualifying income. Underwriting builds your approval on the $12,500, not the $300,000.
The expense factor is the lever that matters most, and it isn't the same for everyone. Curious how the whole product works before the math? Start with what a bank statement loan is, then come back here for the numbers.
The single biggest factor in your calculation is which account your deposits sit in. Lenders treat the two very differently.
Money flowing through a business account is assumed to carry business expenses with it. To account for those costs, lenders apply an expense factor, commonly around 50%, though it can range from about 15% to 60% depending on your industry and how the file is documented. A consultant with almost no overhead might land near the low end. A general contractor buying materials sits closer to the high end.
Some lenders will use a lower expense factor if you provide a CPA-prepared profit and loss statement or a letter stating your actual expense ratio. Cutting the factor from 50% to 35% on $300,000 in deposits raises qualifying income from $12,500 to about $16,250 a month. That's a real difference in buying power.
If your business income lands in a personal account, lenders often count 100% of qualifying deposits, since a personal account isn't paying for inventory, payroll, or equipment. The catch: they still want to see that the money came from your business, not a one-time gift, loan, or transfer between your own accounts.
Underwriters scrub personal statements for deposits that don't fit the pattern. A steady stream of client payments looks like income. A single $40,000 wire the month before you applied looks like something to explain, and it usually gets excluded.
| Account type | Typical treatment | What gets excluded |
|---|---|---|
| Business (sole prop / LLC) | Deposits minus ~50% expense factor | Transfers, refunds, loan proceeds |
| Business w/ CPA expense letter | Deposits minus your stated ratio (often 15-40%) | Same, plus anything the CPA flags |
| Personal | Often 100% of business-sourced deposits | Gifts, internal transfers, tax refunds, large one-offs |
If you own a share of the business rather than all of it, expect the lender to multiply qualifying income by your ownership percentage. A 50% owner gets 50% of the calculated figure.
Numbers make this concrete. Meet a hypothetical Texas HVAC contractor applying with 24 months of business bank statements.
Step 1 -- Add the deposits. Over 24 months, qualifying deposits total $600,000. That's after the underwriter strips out two customer refunds and a transfer from savings.
Step 2 -- Apply the expense factor. HVAC carries real material costs, so the lender uses 50%. Half of $600,000 is $300,000 of assumed expenses. Qualifying revenue: $300,000.
Step 3 -- Divide by the months. $300,000 over 24 months is $12,500 a month in qualifying income.
Step 4 -- Turn income into a loan. Lenders cap your total monthly debt at a share of income, the debt-to-income ratio, often around 43% to 50% on these programs. At 45% of $12,500, the borrower can carry about $5,625 a month in total debt, including the new mortgage, taxes, insurance, and any car loans or credit cards.
Texas property taxes and insurance eat a big chunk of that payment. After setting aside room for taxes, homeowners insurance, and existing debts, a $5,625 ceiling supports a home somewhere in the mid-$400,000s at typical terms, with more or less depending on the down payment and current pricing. Want to test your own numbers? Run them through the bank statement loan calculator before you talk to anyone.
Change one input and the whole picture moves. If that same contractor kept business income in a personal account and the lender counted 100%, monthly qualifying income would jump toward $25,000, roughly doubling the borrowing power. That single choice, business account versus personal, is worth planning around a year ahead.
Lenders offer both a 12-month and a 24-month program, and the choice affects your calculated income.
Seasonal businesses often prefer 24 months so a slow winter doesn't drag down a 12-month average. A borrower whose revenue climbed 30% this year usually does better on 12 months. There's no universally right answer, only the one that produces the higher, cleaner qualifying income for your situation.
One rule holds across both: consistency beats size. An underwriter would rather see steady $25,000 months than a wild swing between $5,000 and $60,000, even if the totals match. Erratic deposits invite questions and sometimes a haircut.
Not every dollar that hits your account is income. Underwriters exclude deposits that aren't tied to your business earnings, because counting them would overstate what you actually make.
Usually counted:
Usually excluded:
Large or unusual deposits draw scrutiny. If a $30,000 deposit shows up in a business that normally sees $8,000 payments, expect the underwriter to ask what it was. A clear answer (a big project, a bulk order) can keep it in the calculation. No answer, and it comes out.
This is why clean, dedicated business banking makes such a difference. Commingling personal spending, transfers, and business income in one messy account forces the underwriter to guess, and guesses rarely land in your favor. Realtors and commission earners run into this constantly, which is why there's a dedicated guide on qualifying on commissions.
The statements do the heavy lifting, but they don't stand alone. Plan to hand over a few supporting items so the lender can confirm you're genuinely self-employed and the deposits are yours.
What you won't hand over: tax returns, W-2s, or pay stubs. That's the entire point of the program. For the full checklist and the credit and reserve details, see the bank statement mortgage requirements guide.
One nuance worth flagging. Some 1099 earners who don't want the expense-factor haircut qualify better under a 1099-only program, where the lender uses your 1099 totals with a smaller deduction. If your write-offs are modest, that route can beat a bank statement calculation outright.
Small habits in the months before you apply can cost you real buying power. These are the ones underwriters see most often.
None of these are hard to fix. Most just require a few months of clean, deliberate banking before you start the process. If you've already been turned down once, the fix is often mechanical, not a dead end, as covered in the guide on what to do after a self-employed denial.
Bank statement income calculation is one of three common paths for self-employed borrowers. Knowing where it fits helps you pick the right one.
| Feature | Conventional | Bank statement | DSCR |
|---|---|---|---|
| Income proof | Tax returns, W-2s | 12-24 months of deposits | Property's rental income |
| Whose income counts | Your taxable income | Your business deposits | None (the property qualifies) |
| Best for | Steady W-2 or low write-offs | Self-employed with write-offs | Real estate investors |
| Typical down payment | 3-20% | 10%+ | 20-25% |
A conventional loan wins when your tax returns already show enough income, because it usually prices better. A bank statement loan wins when write-offs shrink your taxable income below what you truly earn. A DSCR loan skips your personal income entirely and qualifies on the rent a property brings in, which suits investors buying rentals rather than a primary home.
Plenty of self-employed buyers get quoted a conventional loan, get denied for showing "too little" income after deductions, and only then learn the bank statement math would have qualified them all along.
You don't need to guess whether the math works. A quick self-check takes a few minutes.
Once you have a ballpark, a licensed loan officer can confirm the expense factor for your industry and tell you whether 12 or 24 months, business or personal, or a 1099-only program gives you the strongest file. Curious about pricing? See how costs work on the rates page and how the process flows on how it works.
Texas Bank Statement Loans isn't a lender and doesn't make loans. We connect self-employed Texans with licensed mortgage professionals who run these programs day in and day out. The free 60-second eligibility check is the fastest way to see where you stand, and it doesn't pull your credit.
See what you qualify for in 60 seconds, free and no credit check. Use the eligibility check at the top of this page.
It depends on the account. Business account deposits are typically cut by an expense factor of around 50%, so roughly half counts. Personal account deposits sourced from your business often count at 100%. A CPA letter documenting lower real expenses can raise the counted share on a business account.
As a rough guide, a $350,000 purchase often needs monthly qualifying income near $8,000 to $10,000 after taxes, insurance, and other debts. At a 50% expense factor on a business account, that means roughly $16,000 to $20,000 in monthly deposits. Personal-account deposits counted at 100% would need about half that. Your exact number depends on the down payment, debts, and current pricing.
No. The program was built specifically to skip tax returns. Lenders qualify you from 12 or 24 months of bank statements plus proof you've been self-employed for about two years. No W-2s or pay stubs either.
Most default to around 50% on business accounts, but it ranges from roughly 15% to 60% by industry. Low-overhead work like consulting can land near the bottom; material-heavy trades sit near the top. A CPA or bookkeeper letter stating your true expense ratio can lower the factor and raise your qualifying income.
Twelve months favors a business that's growing or having a strong recent year. Twenty-four months smooths seasonal swings and can price slightly better because it gives the lender more data. Pick the window that produces the higher, cleaner qualifying income for your situation.
No. Underwriters exclude internal transfers, loan proceeds, tax refunds, gifts, and refunds because none of those are business earnings. Only deposits tied to your actual revenue count toward qualifying income.
Often yes, and it can help, since personal-account deposits are frequently counted at 100% rather than cut by an expense factor. The lender will still verify the money came from your business, not from gifts or one-time events.
Yes. If you own part of a business rather than all of it, the lender multiplies the calculated qualifying income by your ownership percentage. A 50% owner is credited with 50% of the figure.
Free, no-obligation. See what you qualify for in about a minute.