Refinance, Home Loans
By Mark Cohen, Cohen Financial Group | #1 Mortgage Broker in the U.S. by brokered volume, 2026 Scotsman Guide
Quick Answer
Yes, it is possible, subject to lender approval. You can use the equity in one property to help buy another in Greater Los Angeles without selling the first, through a HELOC, a cash-out refinance, a home equity loan or a cross-collateral mortgage that uses both properties as security. The right structure depends on your equity, your current mortgage rate and the type of property you are buying.
Can You Use the Equity in One Property to Buy Another in Los Angeles?
Many Los Angeles property owners reach the same decision point. They want to buy a second home, a rental or a larger primary residence, but they do not want to sell the property they own or tie up all their cash in a down payment. If you have built equity, you may be able to put it to work.
Equity is the difference between what your property is worth and what you owe on it. Lenders let you borrow against part of that difference, usually not all of it, and they review your income, credit and total debt before they approve the financing.
Four structures come up most often: a home equity line of credit (HELOC), a cash-out refinance, a home equity loan and a cross-collateral mortgage. This guide compares them, runs the numbers on a sample property and explains the added risk of cross-collateralization, where both properties secure the same financing. For the full buying process, see our guide to getting a mortgage in Los Angeles.
HELOC, Cash-Out Refinance, Home Equity Loan or Cross-Collateral Mortgage: How the Options Compare
Each option reaches the same goal, which is turning equity into purchase money, but they differ in what they replace, what they secure and what they put at risk.
| Option | How it works | Existing mortgage | Main risk |
|---|---|---|---|
| HELOC | A revolving credit line secured by your current property. You draw funds for the down payment and closing costs as needed. | Stays in place | Rates are often variable, and your current property secures the line |
| Cash-out refinance | You replace your current mortgage with a larger one and receive the difference in cash. | Replaced | You may give up a lower rate, and your payment can rise. Fannie Mae generally requires the mortgage being refinanced to be at least 12 months old (Selling Guide B2-1.3-03) |
| Home equity loan | A fixed amount borrowed against your current property, paid out as a lump sum with a fixed repayment schedule. | Stays in place | Adds a second monthly payment, and your current property secures it |
| Cross-collateral mortgage | The financing for the new purchase is secured by both the new property and your current one. | Stays in place | Both properties are tied to one debt, and selling either may require the lender’s approval to release it |
The options differ in more than cost. A HELOC or home equity loan keeps your existing mortgage and rate intact, which matters if that rate is lower than today’s. A cash-out refinance gives you one new loan and one payment but replaces the old rate. A cross-collateral mortgage can reduce the cash you need at closing, but it ties both properties to the same financing, and only some lenders offer it. For a closer look at two of these options, read our guide to cash-out refinance vs. HELOC in Los Angeles.
The right choice depends on how much equity you have, the rate on your current mortgage, how you plan to use each property and how much risk you are comfortable carrying. A broker who works with many lenders can compare these structures against your numbers instead of steering you toward one product. If you plan to sell the first property after buying the second, a bridge loan is another option to compare.
What Is Cross-Collateralization in Real Estate?
Cross-collateralization in real estate means using two or more properties as collateral for a loan or financing arrangement. It can help a property owner use existing real estate equity to support the purchase of another property without selling the original asset.
The arrangement generally involves three elements:
- An existing property: The borrower owns real estate with available equity.
- A new purchase: The borrower seeks financing for another property or transaction.
- Multiple properties as collateral: The lender may accept both properties as security, subject to its underwriting requirements.
This differs from selling an existing property and using the proceeds for a down payment. With cross-collateralization, the borrower keeps ownership of the original property, but that property remains pledged as security for the debt.
How Does a Cross-Collateral Mortgage Work?
A cross-collateral mortgage typically involves four steps:
- Identify the properties. The borrower identifies the property being purchased and the existing property that could serve as additional collateral.
- Review the finances. The lender evaluates property values, available equity, existing liens, the borrower’s financial position and the proposed financing.
- Establish the arrangement. The lender determines whether it can accept both properties as security and sets the loan terms.
- Review the obligations. The borrower examines repayment requirements and the conditions for releasing a property from the arrangement.
Approval depends on the lender’s guidelines, the properties involved and the borrower’s finances. The structure may involve one loan secured by multiple properties or multiple loans and liens.
Example: Using $600,000 of Equity to Buy a $1,000,000 Property in Los Angeles
This illustration is hypothetical and for education only. Actual limits, rates and terms vary by lender and borrower.
Start with the current property: an estimated value of $1,200,000 and a mortgage balance of $600,000, which leaves $600,000 in equity. Assume a lender allows total debt of up to 80% of the value. That is $960,000, so about $360,000 is available to borrow against. The buyer wants a $1,000,000 property, with a 20% down payment of $200,000 and closing costs of about 3%, or $30,000. The cash needed is $230,000.
Path A uses a HELOC for that cash and a conventional mortgage for the rest. Path B assumes a lender approves a cross-collateral mortgage that covers the price and closing costs, secured by both properties. Terms like those in Path B are lender-specific and are not guaranteed.
| Item | Path A: HELOC plus new mortgage | Path B: Cross-collateral mortgage |
|---|---|---|
| Purchase price | $1,000,000 | $1,000,000 |
| Funds from existing equity | $230,000 HELOC on the current property | Current property pledged as added security |
| New purchase loan | $800,000 (80% of the price) | $1,030,000 (price plus closing costs) |
| Properties securing the purchase loan | New property only | New and current property |
| Total debt after closing | $1,630,000 | $1,630,000 |
| Monthly payments | Three: existing mortgage, HELOC, new mortgage | Two: existing mortgage, cross-collateral mortgage |
| If the borrower defaults | Each lender looks to its own collateral | The lender may look to either or both properties for the full debt |
Both paths leave the buyer owing $1,630,000 against $2,200,000 in combined property value, or about 74%. What changes is how the debt is structured. Path A uses more separate loans, and each is secured by its own property. Path B uses fewer loans and may need less cash at closing, but it ties both properties to the same debt. Either path still requires the buyer to qualify on income, credit and total monthly obligations, including the payment on every loan.
The example leaves out interest rates, monthly payment amounts, rental income, reserve requirements and occupancy rules for a second home or investment property. Each of these changes the result.
What Are the Risks of Cross-Collateralization?
The main risk of cross-collateralization is that one loan can put more than one property at stake. Depending on the loan documents and applicable law, defaulting on the debt may expose every property pledged as collateral. Key cross-collateral loan risks include:
- Exposure of existing equity: A property owned before the transaction may become security for new borrowing.
- Reduced flexibility: Selling or refinancing a pledged property may require lender approval or a partial release of collateral.
- Default consequences: If the borrower fails to meet repayment obligations, the lender may have enforcement rights against the properties securing the debt.
- Concentrated risk: Multiple properties become tied to the same financing arrangement rather than remaining financially separate.
- Release conditions: The lender may require specific payments or other conditions to be met before releasing a property.
These restrictions can affect future plans. For example, if a borrower wants to sell one of the pledged properties, the lender may need to approve the release before the sale can proceed.
Before signing, review the loan documents for default provisions, liens and collateral-release terms. Weigh the financing benefits against the added property exposure and the possibility of reduced flexibility.
What Los Angeles Property Owners Should Know Before Using Equity to Buy Another Property
Loan limits in Los Angeles County
The size of the new loan decides whether it is a conforming loan or a jumbo loan. For 2026, the Federal Housing Finance Agency set the baseline conforming limit for a one-unit property at $832,750 and the ceiling for high-cost areas at $1,249,125 (FHFA, November 25, 2025). Los Angeles County is a high-cost area, so its limit sits above the baseline, and FHFA publishes the exact county figure in its limit list. Many purchases in Greater Los Angeles exceed the county limit, which puts them in jumbo loan territory with different guidelines. Which lenders fit your situation depends on the loan size.
California rules that can affect default and release
California has its own foreclosure and anti-deficiency rules, and how they apply depends on the loan type and how the property is used. Cross-collateralization can complicate the picture because one debt is tied to more than one property. Review the loan documents, including the collateral-release terms, with a real estate attorney before you sign.
Common Los Angeles situations
The structure tends to come up in a few situations: a homeowner who wants to keep a Westside or Valley home as a rental while buying a new primary residence, a buyer adding a second home in another California market and an owner of a multi-unit property buying a second one. In each case, the equity depends on a current appraisal of the property, and values vary widely across Greater Los Angeles. If the new property will be a rental, a DSCR loan, which qualifies you on the property’s rental income, is another structure to compare.
Case Study: A $2.7 Million Financing in Topanga Canyon Using Cross-Collateralization and a HELOC
A $2.7 million financing structure involving a Topanga Canyon property shows how different financing tools can play separate roles in one real estate transaction.
In this case, cross-collateralization formed part of the financing structure, and a home equity line of credit (HELOC) covered the down payment. The two tools do different jobs. A cross-collateralized mortgage arrangement uses multiple properties as security for financing, while a HELOC lets a borrower draw on existing equity through a line of credit.
Three points stand out for other Los Angeles property owners:
- Equity can fund the down payment. A HELOC draws on equity the borrower already holds, so raising the down payment does not require selling a property.
- Tools can work together. One structure does not have to do everything. Combining a line of credit with a cross-collateralized loan lets each piece handle the part it fits best.
- The right structure is specific to the deal. It depends on the properties involved, existing debt, available equity, lender requirements and the borrower’s objectives.
Every transaction is different, and this example does not predict what a lender will approve for another borrower.
How Cohen Financial Group Approaches Complex Property Financing
Cohen Financial Group is based in Beverly Hills and takes a relationship-driven approach to real estate financing. Since 1986, the firm has drawn on established lending relationships to help borrowers explore financing options for residential and commercial properties throughout Greater Los Angeles.
Rather than steering every borrower toward the same loan product, CFG considers the borrower’s financial circumstances, property equity, existing obligations and financing goals. For complex transactions, this means evaluating potential structures and identifying lenders whose guidelines may fit the situation.
That experience is backed by industry recognition. In the Scotsman Guide's 2026 rankings, Mark Cohen was named the nation’s No. 1 mortgage broker by brokered volume for the fourth consecutive year, based on 2025 production.
Explore Your Property Financing Options
If you are considering another property purchase, Cohen Financial Group can help you evaluate cross-collateral mortgage options alongside a HELOC, a cash-out refinance and other financing structures. Discuss your properties, existing debt, available equity and purchase goals with CFG to explore what may fit your circumstances. Eligibility and terms depend on the borrower, properties, lender and loan documents.
Frequently Asked Questions
Can I use the equity in one property to buy another in Los Angeles?
Yes, subject to lender approval. Common options include a HELOC, a cash-out refinance, a home equity loan and a cross-collateral mortgage. Lenders review your equity, income, credit and total debt, and each option affects your existing property and mortgage differently.
Is cross-collateralization the same as a HELOC?
No. Cross-collateralization uses more than one property as security for the same financing. A HELOC is a revolving line of credit secured by a single property, usually the one you already own. Some buyers use both together, as in the Topanga Canyon case study above.
Is cross-collateralization better than a cash-out refinance in Los Angeles?
Neither is better in every case. A cash-out refinance replaces your current mortgage with a larger one and gives you the difference in cash, which can mean giving up a lower existing rate. Cross-collateralization leaves your current mortgage in place but ties both properties to the new financing. The right choice depends on your equity, your current rate and your goals.
Can I sell a property included in a cross-collateralized loan?
Possibly. The lender may need to approve the sale and release the property from the loan, and it may require a payment or other conditions first. The loan documents set the terms, so review the release provisions before you sign.
How much equity can I borrow against?
It depends on the lender, the property type and how you use the property. Lenders generally cap your total debt at a percentage of the property’s value, and your income, credit and other debts also matter. In the example above, an 80% limit leaves about $360,000 available on a $1,200,000 property with a $600,000 mortgage. Actual limits vary.
Does cross-collateralization put both of my properties at risk?
It can. When two properties secure the same debt, a default may allow the lender to pursue either or both, depending on the loan documents and California law. That added exposure is the main trade-off for the flexibility of the structure.
Do I need to qualify for the payments on both properties?
Yes. Before approving financing on a new purchase, lenders review your income, credit and total monthly obligations, including the payment on your existing mortgage and any equity loan. Rental income may count in some cases, subject to lender guidelines.