Can You Get a HELOC Past Conventional Loan Limits?

The Quick Read: Yes, because the conforming loan limit caps which first mortgages Fannie Mae and Freddie Mac can buy, not how large a home equity line can be, and a HELOC is instead sized by the lender’s own combined-leverage ceiling and dollar cap. On a rental, those two numbers decide everything.

• The conforming limit tests the first mortgage amount only. It never tests a line of credit.
• On an investment property, the network’s ceiling is 70% combined loan-to-value (CLTV), with a $500,000 maximum line.
• The line is qualified on your credit and debt-to-income ratio, not on rent.
• An LLC cannot hold title on these lines. That one rule blocks many investors.
• If you need more leverage or more dollars than a line allows, a DSCR cash-out refinance is the usual next step.

What the Conforming Limit Actually Measures

The conforming limit is a ceiling on the first loan, not on your equity and not on the home’s price. The published conforming loan limits set a baseline of $832,750 for a one-unit property. High-cost counties reach up to $1,249,125, which is 150% of the baseline. Limits are set county by county and rise with unit count.

A loan above your county’s limit is called a jumbo. Jumbo first mortgages sit outside the agency framework, so each lender sets its own rules for them.

Two common misreadings are worth clearing up. First, $832,750 is a baseline, not a national number. Second, the limit applies to the loan amount, not the purchase price. A buyer paying $1 million with a big down payment may borrow below the limit and never touch jumbo territory.

Does the Limit Apply to a HELOC?

It does not. A home equity line of credit (HELOC) is a revolving credit line secured by property. It is not a mortgage that Fannie Mae or Freddie Mac buys, so the conforming limit has nothing to measure.

The lender sets two limits instead. One is the CLTV ceiling, which is the combined balance of all loans against the property divided by its value. The other is a flat dollar cap on the line. Those two constraints are what stop you, and they are lender policy rather than regulation.

Lien position matters too. A HELOC typically is a second lien only if another loan is already recorded ahead of it. As Bills.com explains, recording order decides position, and a line against a paid-off property can sit in first position. Across the wholesale network Lendmire works with, a line can be either first or second lien.

Key Terms Defined

Conforming limit: the maximum first-mortgage amount Fannie Mae and Freddie Mac may purchase in a given county.

Jumbo: a first mortgage above the conforming limit.

CLTV (combined loan-to-value): all loans against the property, counting the full credit line, divided by its value.

First lien and second lien: the order in which loans are repaid if the property is sold. The first lien is paid first.

Draw period: the stretch when you can borrow from the line, usually paying interest only.

DSCR (debt service coverage ratio): monthly rent divided by the full monthly housing payment (principal, interest, taxes, insurance, and any HOA dues).

How Investors Get a HELOC Past Conventional Loan Limits

There are three real routes. Which one fits depends on what you own and what you want to buy.

A line behind an existing large first loan. Your first mortgage can already be at or above the conforming limit. The line lender looks at the CLTV room left, not at the first loan’s size. Lenders generally count the full credit limit in that math, not just the drawn balance.

A conforming first loan plus a second loan at purchase. This is the classic piggyback on an owner-occupied home. The first loan stays at or under the county limit and a second loan covers part of the rest. The goal is to avoid jumbo requirements. Pricing on the second loan is typically higher and, with a HELOC, floats.

A jumbo first loan or a different structure entirely. For rentals, this is where DSCR financing enters. DSCR first mortgages are non-QM (non-qualified mortgage) loans, so conforming limits do not bind them. Their size limits come from each program.

Most rental purchases never go through the first two routes at all. A DSCR loan is reviewed primarily on property-level rental income covering the payment, subject to lender guidelines. Lendmire’s complete DSCR loans guide covers that path in full.

How Big Can the Line Get? It Depends on Occupancy

The ceiling depends on how the property is used. Do not apply a primary-residence number to a rental. This table shows the network’s ranges, each tied to its occupancy.

*A line above $500,000 is primary-residence only and needs 700 or better (720 on the longer-runway structure described below). It also needs a full appraisal.

Every figure above is subject to lender guidelines and full file review.

Lower credit tiers step the ceiling down. A second home at 640 tops out at 75% CLTV, for example. The 90% tiers exist only at a 720 profile. They are not the general case.

Notice what happens on a rental. A 700 score and a 720 score land on the same 70% ceiling and the same $500,000 cap. A higher score does not buy a bigger investment line.

Sizing the Line: The Formula

Here is the formula in full:

Maximum line = (value × CLTV ceiling) − existing first loan balance, capped at the lender’s dollar maximum.

On an investment property, the ceiling is 70% and the dollar maximum is $500,000. The lesser of the two results is your line.

Take a rental with a first mortgage at 50% of its value. On the network’s 70% investment ceiling, that leaves room for a line worth 20% of value. If the property is worth enough that 20% exceeds $500,000, the dollar cap binds first. If it is worth less, the CLTV binds first.

Now change the first loan to 65% of value. Only 5% of value remains. The line shrinks, and it may be too small to bother with. Run the formula before you apply.

On lines of $500,000 or less, value is ordinarily set by an automated valuation with no traditional appraisal. A higher CLTV may call for a second valuation. Anything above $500,000 requires a full appraisal, and you can request one in any case.

The Catch: How These Lines Qualify and Behave

Lines like this are qualified on you, not on the property’s rent. The lender looks at credit and debt-to-income (DTI). The maximum DTI is 50%, and it drops to 45% for credit from 600 to 679. The payment tested is the interest-only payment on the maximum draw, not on what you plan to borrow.

Structure surprises investors more than anything else. The network has two draw structures. One is a 3-year interest-only draw followed by 17 years of repayment. The other is a longer-runway option with a 5-year draw and 25 years of repayment. Investment lines run only on the longer-runway structure. At least 75% of the line is drawn at closing. Pricing floats through both the draw and repayment periods and never converts to fixed.

That last point shapes the decision. A line suits short-term needs such as a down payment or a rehab. It is a weaker fit for permanent financing on a long hold.

Title is the sharpest difference from a DSCR loan. The borrower must hold title individually or in a revocable living trust. LLCs, corporations, partnerships, and irrevocable, blind, or land trusts cannot hold title. If your rental is already deeded to an LLC, you would need a vesting change first, or you would look at a DSCR cash-out instead.

Eligible properties include single-family homes, 2-4 units, PUDs, townhomes, and condos, including non-warrantable ones. Manufactured homes, co-ops, condotels, log homes, commercial, mixed-use, and agricultural-zoned properties are not eligible. A borrower can hold up to three lines and cannot own more than 15 financed properties.

Availability is narrow. These lines are offered only in Lendmire’s 16 full-service states: AL, CA, CO, FL, GA, IN, MI, MT, NM, NC, OH, PA, TN, TX, VA, and WA. That is smaller than the 41-market DSCR footprint.

Even where a line is offered, many local banks and credit unions will not lend on rentals. As BiggerPockets notes, some credit unions decline rental collateral outright.

Line vs. DSCR Cash-Out: Which Fits?

Here is the honest comparison. A line gives you flexibility without touching your first loan. A DSCR cash-out replaces the first loan and usually delivers far more room.

*Subject to program terms and lender eligibility.

The leverage numbers deserve a label. The 75% figure is for a cash-out refinance on a standard rental. About 6 months of seasoning is the common expectation. Credit floors vary: 620 exists in parts of the network, most programs want around 660, and 700 or better unlocks the strongest leverage tiers. Reserves vary by lender, leverage, and loan size, and they commonly run around 6 months of PITIA (principal, interest, taxes, insurance, and any HOA dues).

On coverage, 1.00 is where many select programs start. A separate select-lender path takes coverage below 1.00, with leverage and terms adjusted. Stronger coverage opens better pricing and leverage.

Clearing 1.00 does not mean the property cash flows. DSCR compares rent to the housing payment only. Repairs, vacancy, management, utilities, and capital expenses sit outside the calculation. Budget for them separately.

When the Line Is Capped: What to Do

A cap does not end the conversation. It points you toward a different tool.

Say your first mortgage sits at 60% of value and you want 15% more as a down payment on the next rental. A 70% ceiling leaves only 10%. The line cannot reach that number. A DSCR cash-out on that property replaces the first loan and may reach roughly 75% LTV, which is more room, subject to coverage and credit. Terms depend on the lender’s guidelines, the property type, the leverage, and a full review of the credit profile.

A third lien is rarely an option. Benzinga reports that later liens draw more lender hesitation and higher pricing, and combined borrowing is still limited by CLTV.

Plan for the exit too. When you later refinance the first loan, the new lender typically requires the line to be paid off or subordinated. Also remember that another lender’s CLTV math counts your whole line, drawn or not. An open line you never use still shrinks your room on the next deal.

Which Route Fits You

• Own the rental personally, need modest cash for a short project: the line is a fit, if you are in an offered state and can accept a floating structure.
• Rental sits in an LLC: the line is off the table without a vesting change. A DSCR cash-out is usually cleaner.
• Need more than $500,000, or more than 70% combined leverage: go to DSCR cash-out.
• Buying a rental outright: a DSCR purchase loan is the usual tool, typically 75%-80% LTV, with select high-leverage programs reaching 85% LTV at roughly a 700+ score.
• Credit under 700 on an investment property: the line is not available at that tier, so the DSCR route is the alternative.

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. Reach the team at 828-256-2183 or request a quote. Lendmire is a mortgage broker arranging financing through select lenders in its wholesale network, and every file is reviewed subject to lender guidelines.

Before you apply, run the formula on each property you own. The room left under the CLTV ceiling, not the conforming limit, decides how much you can borrow.

About Lendmire

Lendmire — NMLS# 2371349 — is a mortgage broker that arranges home equity lines of credit in its 16 full-service states through wholesale lenders, on primary residences, second homes and investment properties. Every line is subject to the lender’s guidelines and full underwriting. Scotsman Guide named Lendmire a Top Mortgage Workplace in both 2025 and 2026.

References

1. FHFA – conforming loan limit announcement

2. Bills.com – subordinating a HELOC when refinancing

3. BiggerPockets – using rental equity

4. Benzinga – two HELOCs on the same property