Best Investment Property HELOC Program When You Want to Borrow All of Your Equity

The Quick Read: No investment property HELOC lets you borrow all of your equity, because the ceiling for an investment line on this network is 70% combined loan-to-value, with the line capped at $500,000. The usable amount is the smaller of the equity-based figure and the dollar cap. An investor who needs more cash than that usually compares the line against a DSCR cash-out refinance.

• The minimum credit score on an investment line is 700, and a score of 720 or higher buys eligibility, not extra leverage.
• Investment lines run from $25,000 to $500,000, so high-value, low-balance rentals hit the dollar cap before the equity cap.
• The title must sit with an individual or a revocable living trust. A rental deeded to an LLC does not fit this product.
• A DSCR cash-out refinance reaches about 75% LTV on a standard rental and larger loan sizes, but it replaces your first mortgage. Every figure here varies by lender and program — guidelines, property type, leverage, and credit profile all apply.

Key Terms Defined

Equity is the property’s value minus everything owed against it.

Combined loan-to-value (CLTV) is all liens on the property, including the new line, divided by the property’s value.

Tappable equity is the part of your equity a lender will actually lend against, after the CLTV ceiling and any dollar cap.

Line limit is the total credit the lender approves, whether or not you draw all of it.

DSCR is monthly rent divided by the full monthly housing obligation on the property (principal, interest, taxes, insurance and any HOA dues).

Vesting is how title is held, such as in your personal name, a trust or an entity.

What Is the Best Investment Property HELOC Program for Borrowing All Your Equity?

No program is best in the abstract. The best program for your situation depends on your credit profile, how the property is titled, how much existing debt sits on it, and how much cash you need. Lendmire is a mortgage broker, not a lender. It places files with a network of wholesale HELOC lenders and matches the scenario to the program whose terms fit.

Across those lenders, the shape of an investment line is consistent:

• The ceiling is 70% CLTV on an investment property.
• The line runs from $25,000 to $500,000.
• Credit starts at 700.
• Both the 720 and 700 credit tiers reach the same 70%. A stronger score helps you qualify, but it does not raise the ceiling.

Primary residences and second homes are a different table. They can reach up to 90% CLTV, but only at a 720-or-better credit profile. That difference is why “borrow all your equity” is a more realistic goal against your own home than against a rental.

NerdWallet’s guide to a HELOC on an investment property points the same way. Rental lines are possible, but fewer lenders offer them, requirements are strict, and you can’t borrow as much as against a primary home. NerdWallet’s general HELOC explainer says most lenders cap CLTV at 85% on a primary home. That is a market-wide figure for owner-occupied homes. On this network, an investment line stops at 70%.

Lines above $500,000 are limited to primary residences. Every figure is subject to lender guidelines and full file review.

Why You Get Less Than All Your Equity

The approved line is almost always smaller than your equity. Four things trim it.

1. The CLTV ceiling. Seventy percent of value is the most that can be encumbered, so at least 30% of the value stays untouched.

2. Existing liens. Your first mortgage counts first. Whatever is left under the ceiling is the room for the line.

3. The dollar cap. Even if the math allows more, an investment line stops at $500,000.

4. Borrower underwriting. An investment HELOC is reviewed on the borrower, meaning credit, debt-to-income and equity. The program allows a maximum DTI of 50%, and the ratio is calculated on the interest-only payment at the maximum draw. Rent matters far less than it does on a DSCR loan.

One more rule catches borrowers off guard. The CLTV test counts the full line limit, not only the dollars you plan to draw. Because at least 75% of the line is drawn at closing, a line sized to the maximum starts accruing interest on most of that balance from the first day.

How the Calculation Works, Step by Step

Run the sizing in this order.

1. Set the value. Lines at or below $500,000 ordinarily use an automated valuation instead of a traditional appraisal. An investment line can’t exceed $500,000, so it generally stays in that lane. A borrower can still request a full appraisal. NerdWallet notes that multiple appraisals may be required on rentals.

2. Apply the ceiling. The CFPB’s HELOC booklet describes the method: the lender takes a percentage of the home’s appraised value and subtracts what is owed on the existing mortgage. On a rental, the percentage is 70%. The booklet also says the lender weighs your ability to repay and your credit history.

3. Count the full line. Test the full limit against the ceiling, not just the first draw.

4. Compare to the cap. The maximum line is the smaller of the equity-based figure and $500,000.

5. Underwrite the borrower. Credit, DTI and documents come next. Typical documents include a current first-mortgage statement, an insurance declaration and the vesting deed.

Two examples show how the steps play out.

Thin-equity case. Say existing liens equal 55% of a rental’s value. Equity is 45% of value, but the room under a 70% ceiling is 15% of value. The investor can tap about a third of the equity.

High-equity case. Say liens equal 10% of a rental’s value. The ceiling allows a line worth 60% of value, which on a high-value rental can exceed $500,000, so the $500,000 cap binds first. The cap, not the equity, decides the outcome.

Heavily mortgaged rentals tend to hit the CLTV ceiling first. Free-and-clear, high-value rentals tend to hit the dollar cap first.

What Structure Does the Line Take?

An investment line is a standalone line in first or second lien position. It uses a 5-year interest-only draw followed by a 25-year fully amortizing repayment. Pricing floats across both periods and never converts to fixed. The payment steps up when repayment begins, so size the line for the repayment period, not just the draw.

Primary residences and second homes have a second structure, a 3-year draw with a 17-year repayment. Investment lines do not use it.

The program is available in Lendmire’s 16 full-service states, a narrower footprint than the DSCR platform’s 41 markets, including Washington, D.C.

Where the General Rule Breaks

These edge cases decide who can use the line at all.

LLC-owned rentals. The property must be held by the individual borrower or a revocable living trust. LLCs, corporations, partnerships, and irrevocable, blind or land trusts can’t hold title. A rental already deeded to an LLC needs a vesting change or a different product. DSCR loans, by contrast, can close in an entity’s name, subject to lender program eligibility.

Recent purchases at high leverage. A rental bought at 75%–80% LTV on a purchase starts above a 70% CLTV ceiling. No line is possible until paydown or appreciation brings the combined figure under it.

Recent cash-outs and short ownership. A rental owned for less than 6 months is not eligible. A fresh cash-out starts a new seasoning period that can lock you out of a line.

Property type. Single-family, 2–4 units, PUDs, townhomes and condos, including non-warrantable condos, are eligible. Manufactured homes, co-ops, condotels, log homes, commercial and mixed-use properties, and agricultural zoning are not offered.

Portfolio exposure. A borrower is limited to three lines. A borrower with more than 15 financed properties is not eligible.

Credit. A 700 score is a hard floor for an investment line. A borrower below that can’t use this product regardless of equity. Lendmire’s piece Best Investment Property HELOC Program When a Home Equity Application Is Denied covers that path.

Stacking. A second lien reduces the room for any later refinance. Check the combined math before borrowing twice against one property.

When a DSCR Cash-Out Beats the Line

If your real goal is the maximum cash from one rental, a DSCR cash-out refinance often reaches further. It underwrites on the property’s rental income relative to its payment, not on your personal DTI. Select programs begin at 1.00 coverage, and stronger ratios open better terms. Coverage below 1.00 is a separate path available through select lenders in the network, with leverage and terms adjusted.

The tradeoff is real. A line keeps a good first mortgage intact, and a cash-out replaces it. If your existing loan is one you want to keep, the line may fit better even though it gives you less cash. If your existing loan is not worth keeping, or you need more than $500,000, or your personal DTI is crowded, the cash-out usually wins. Each cash-out also starts new seasoning, so repeated cash-outs can limit later options.

DSCR measures rent against the payment only. Clearing 1.00 is not the same as positive cash flow, because repairs, vacancy, management, utilities and capital expenses sit outside the calculation. Reserves on DSCR files vary by lender, leverage and loan size. They commonly run around 6 months of PITIA, and loans above $1,500,000 typically step up to about 9 months. DSCR cash-out is also a business-purpose loan, so most programs restrict using proceeds to pay off personal credit cards.

Lendmire’s complete DSCR loans guide covers coverage ratios, leverage tiers and term structures in more depth.

Which Route Fits Which Investor?

• Free-and-clear rental, individual title, 700+ credit, needs $500,000 or less: the investment line is a clean fit.
• Rental owned by an LLC: a DSCR cash-out is the practical path, or a vesting change before applying for a line.
• High existing balance, thin equity: neither product produces much cash, so the bigger question is whether to wait for paydown or appreciation.
• Crowded personal DTI or many financed properties: DSCR cash-out reviews the property instead of your personal ratios.
• Need over $500,000 from a single rental: the line can’t reach it, so DSCR cash-out is the natural comparison.
• Own a primary residence with substantial equity: a line on that home can reach a higher CLTV ceiling, up to 90% at 720+.

The same test applies in each case. Strong files clear both checks, enough equity and enough coverage or credit for the product they choose.

The Risks of Borrowing at the Ceiling

A fully drawn line against a rental leaves very little cushion. The pricing floats, the payment steps up when the interest-only draw ends, and the rental itself is the collateral. If values fall, a heavily drawn line leaves little room.

Tax treatment can depend on how the funds are used and how the property is held. Borrowers should keep clear records and speak with a qualified tax professional before relying on any deduction.

A practical sizing rule: borrow what the next project needs, not what the ceiling allows. Run the combined CLTV with the full line limit before applying, and compare the monthly carry on the draw and on the repayment period.

If You’re Weighing Your Options

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. Approvals remain with the lenders and are not a commitment to lend. Investors can request a quote at lendmire.com or call 828-256-2183.

The investor who sizes against the 70% ceiling and the $500,000 cap before shopping, and who decides in advance whether to keep the first mortgage, ends up comparing real alternatives instead of chasing the idea of tapping everything.

About Lendmire

Lendmire (NMLS# 2371349) is a mortgage broker. Home equity lines of credit — on a primary residence, a second home or an investment property — are arranged through wholesale lenders in Lendmire’s 16 full-service states, and every line is underwritten by the lender under its program guidelines. Scotsman Guide named Lendmire a Top Mortgage Workplace in both 2025 and 2026.

References

1. NerdWallet: HELOC on an investment property

2. NerdWallet: What is a HELOC

3. CFPB HELOC booklet