How Much Can You Borrow on a Bank Statement HELOC With a 10-Year Interest-Only Draw Period?

The Quick Read: It depends on the property: on an investment property, a bank statement home equity line in Lendmire’s wholesale network tops out at 70% combined loan-to-value and $500,000, whichever is smaller, and a 10-year draw would not raise that number, because draw length only controls how long payments stay interest-only.

• The line size comes from three tests: the combined loan-to-value ceiling, the program’s dollar cap, and your debt-to-income ratio.
• Investment-property lines on this network use a 5-year interest-only draw followed by 25 years of repayment, not a 10-year draw.
• Equity lending limits stay fixed no matter how the payment schedule is arranged.
• Primary residences can reach higher ceilings than rentals, and the highest tier requires a 720 or better credit profile.
• The income test uses the interest-only payment on the full line, so a line sized at the ceiling can fail on debt-to-income.

A 10-year draw is a common convention at banks and credit unions. NerdWallet describes a typical 10-year interest-only draw on rental lines, and Experian puts typical draw periods at 5 to 10 years followed by about 20 years of repayment. The wholesale programs Lendmire brokers are built differently, so the rest of this page uses the structures that actually exist there.

Does a 10-Year Draw Change How Much You Can Borrow?

No. The draw period is a payment schedule, not a borrowing limit. Three things set your ceiling: equity, the program’s dollar cap, and your debt load.

People assume a longer draw means a bigger line because the payment looks smaller for longer. That is a payment feature. A lender still caps combined leverage by occupancy and credit tier, and it still caps the line in dollars.

On this network, two draw structures exist for primary residences and second homes. One is a 3-year interest-only draw with 17 years of repayment. The other is a 5-year draw with 25 years of repayment, which this article calls the longer-runway program. Investment lines run only the 5-year structure. None of these is a 10-year draw, so if a 10-year draw is non-negotiable for you, a bank or credit union is where that conversation happens.

Key Terms Defined

HELOC: a home equity line of credit, a revolving credit line secured by your property that you can draw on as needed.

Draw period: the early stretch when you can borrow from the line and pay interest only.

Repayment period: the later stretch when you can no longer draw, and payments include principal.

CLTV: combined loan-to-value, which is your first mortgage plus the new line, divided by the property’s value.

DTI: debt-to-income ratio, which compares your monthly debts to your monthly qualifying income.

Expense factor: the share of business-account deposits a lender removes to account for operating costs before counting the rest as income.

How the Maximum Line Gets Calculated

The formula is simple: maximum line equals value times the allowed CLTV, minus your first-mortgage balance, then capped at the program maximum. Whichever limit is lower wins.

Run it in percentages. Say your first mortgage equals 55% of the property’s value. On an investment property with a 70% ceiling, that leaves room for a line of up to 15% of value. On a primary residence at the 90% tier (which requires a 720 or better credit profile), the same mortgage leaves up to 35% of value, though the dollar cap may bind first.

Here is how the ceilings differ by occupancy. Every figure is subject to lender guidelines and full file review.

Notice what is missing from the investment row: a higher tier. A 700 score and a 720 score share the same 70% ceiling on a rental. A better score does not buy more leverage there.

The line minimum is typically $25,000. Lines above $500,000 are available on primary residences only. They require a 700 or better credit profile (720 on the longer-runway program), cap at 75% CLTV, and need a full appraisal. The 600 minimum in the table applies to primary-residence lines at or below that size.

For context, NerdWallet reports that banks typically want at least 20% equity on an investment-property line. The network figure is stricter on rentals: a 70% ceiling means at least 30% equity.

How Credit Score Moves the Ceiling

On a primary residence, credit score sets the tier. On a rental, it mostly decides whether you are eligible at all.

For a primary residence, the tiers step down as scores fall, with the highest combined loan-to-value ceilings reserved for the strongest scores and the largest line sizes. Lower scores bring lower ceilings and smaller maximum lines, and the lowest tiers cap the line amount well below the top tier. Second homes follow a similar ladder with a higher minimum score, and the top combined loan-to-value ceiling appears only at the strongest score tier.

Two other credit rules matter. The lender pulls a single-bureau score keyed to the primary wage earner, and the report can be no more than 90 days old at closing. A bankruptcy typically needs 4 years of seasoning from discharge or dismissal.

How Bank Statement Deposits Become Qualifying Income

Bank statement qualifying swaps tax returns for deposit history. Everything else about the file is still reviewed: credit, equity, debt load, and the property itself.

Here is the sequence most programs follow:

1. Pick the statement window. Programs commonly look at 12 to 24 months of personal or business statements, and many use 12.

2. Remove the noise. Transfers between your own accounts, loan proceeds, and refunds come out of the deposit total.

3. Apply an expense factor on business accounts. The lender sets it. A profit-and-loss statement or a tax professional’s expense letter may replace the default, depending on the program. No universal factor exists.

4. Divide for monthly income. The remaining deposits, divided by the months in the window, become monthly qualifying income.

5. Run the debt test. Your existing obligations plus the new line payment are measured against that income.

6. Apply the caps. The CLTV ceiling and dollar maximum limit the final amount.

Expect to supply full statements for every account used, a current first-mortgage statement, the insurance declaration page, and a vesting deed showing how title is held. Lenders qualify the file on documented income under the applicable program, subject to lender guidelines.

Why a Bigger Line Can Fail the Debt Test

Debt-to-income is where many borrowers get surprised. The new payment is calculated as interest only on the maximum draw, not on the amount you plan to use.

That means a line sized at the ceiling adds its full interest-only payment to your debt load, even if you never touch most of it. The standard limit is a 50% debt-to-income ratio, but credit profiles from 600 to 679 are held to 45%. Anything above 45% requires a credit profile of at least 680.

So the biggest line is not always the smartest ask. A smaller line can pass cleanly. It also leaves debt-to-income room for the next acquisition, which matters if you plan to keep buying.

What Happens When the Draw Period Ends

When the draw ends, the payment steps up because principal joins the bill. The CFPB says repayment is often scheduled over 10 or 20 years and that monthly payments are often significantly higher once you enter it. Its HELOC booklet adds that payments may change even if you don’t draw more money.

On this network, pricing is variable across both the draw and the repayment period and never converts to fixed. The balance you carry into repayment gets spread over the 25-year schedule on the longer structure, or 17 years on the shorter one.

At least 75% of the line is drawn at closing. That means you start paying interest on most of the line from day one, whether or not you have a use for the money. Size the line to a plan rather than to the maximum. If you will not use the cash soon, a smaller line costs less in idle interest.

Subsequent draws after closing typically carry a $1,000 minimum on the longer-runway program.

When a HELOC Is the Wrong Tool for a Rental

A bank statement HELOC works for investors who hold title personally, have a 700 or better score, and need $500,000 or less. Outside that box, a DSCR cash-out refinance is usually the next stop.

The most common structural mismatch is title. Lines require fee simple or leasehold title held by an individual or a revocable living trust. An LLC, corporation, partnership, or irrevocable, blind, or land trust cannot hold title. A rental already deeded to an LLC needs a vesting change or a different product.

A DSCR loan is reviewed primarily on property-level rental income covering the payment, subject to lender guidelines. It allows entity borrowers, subject to lender program eligibility. The complete DSCR loans guide walks through how that works.

DSCR cash-out typically expects about 6 months of ownership seasoning, and DSCR investor loans are available across 41 markets, including Washington, D.C. The HELOC lines described here are narrower: they are offered in 16 states only.

A few other edge cases come up often:

• Credit between 620 and 699. The investment-line floor is 700, so a rental owner in that range usually looks at DSCR cash-out instead.
• Needs above $500,000. Rental lines stop at $500,000. Larger amounts come through DSCR.
• Recent rehabs. Lines at or below $500,000 ordinarily use automated valuation, which may not capture new improvements. You can request a full appraisal, and a full appraisal is required above $500,000. NerdWallet notes multiple appraisals may be required on rentals.
• Property type. Single-family, 2-4 units, PUD, townhome, and condo (including non-warrantable) are eligible. Manufactured homes, co-ops, condotels, log homes, and commercial or mixed-use properties are not.

One caution on comparing the two: clearing a rent-coverage test is not the same as positive cash flow. Repairs, vacancy, management, and utilities sit outside a DSCR calculation, and they are just as real when you carry a line.

Sizing the Line for Your Goal

The right line is the one your plan needs, not the one the formula allows. Start from the use of funds, then check the three limits.

Picture an investor with a rental that has plenty of equity and a first mortgage at a modest share of value. The formula might allow a large line, but the investor plans a single renovation. A smaller line passes the debt test with room to spare, costs less in idle interest, and keeps borrowing capacity open for the next purchase.

Now picture an investor who wants a revolving reserve for repeated projects. The larger line makes more sense, provided the interest-only payment on the full amount still fits under the DTI limit.

Borrowers are also limited to three lines, and anyone with more than 15 financed properties is not eligible. Those limits matter most to investors who are building a portfolio.

Lendmire does not lend. It is a broker that shops multiple wholesale lenders and matches your scenario to the program that fits. The best fit for your situation depends on title, credit, property type, and how much you need. For a deeper look at limits across products, read about how a bank statement HELOC works.

Next Step

If you are considering a home equity line and want to see how the numbers work, Lendmire can help you compare HELOC options based on the property, the equity available, credit profile, combined leverage, and your goals. The illustrative calculator on this page gives a rough estimate to start the conversation. It is not a quote or a commitment to lend.

About Lendmire

Lendmire (NMLS# 2371349) is a mortgage brokerage serving homeowners and real estate investors in its 16 full-service states. Home equity lines of credit are arranged through wholesale lending channels; Lendmire brokers the line and the lender underwrites each application under its occupancy-based guidelines. Scotsman Guide named Lendmire a Top Mortgage Workplace in both 2025 and 2026.

References

1. NerdWallet

2. Experian

3. CFPB

4. CFPB – HELOC booklet