Learn About Fannie Mae and Freddie Mac Basics

What Are Fannie Mae and Freddie Mac?

Fannie Mae and Freddie Mac are two large companies that work in the mortgage market. Their full names are the Federal National Mortgage Association (Fannie Mae) and the Federal Home Loan Mortgage Corporation (Freddie Mac). While both companies have ties to the federal government, they operate as private enterprises today. Understanding what these organizations do helps explain how mortgages work in the United States.

Both companies were created decades ago with a specific purpose: to make home loans more available to everyday people. Fannie Mae was founded in 1938 during the Great Depression, when many Americans could not get mortgages because banks were reluctant to lend. Freddie Mac was created in 1970 to expand the mortgage market further. Today, these two organizations are involved in roughly half of all mortgages in the United States—a massive influence on the housing market.

The core business of both companies involves purchasing mortgages from banks and lenders. When you get a mortgage from a local bank, that bank may sell your loan to Fannie Mae or Freddie Mac. This practice, called the secondary mortgage market, means the original bank gets money back and can make new loans to other borrowers. The two companies then own the mortgages and collect payments from homeowners or work with loan servicers who handle payments on their behalf.

It's important to note that if your mortgage is owned by Fannie Mae or Freddie Mac, you still make payments to the same place as before—usually your original lender or a loan servicer. Your monthly payment amount doesn't change because of this behind-the-scenes transaction. The main difference is that the company receiving your payment now works on behalf of Fannie Mae or Freddie Mac rather than the original bank.

Practical Takeaway: Fannie Mae and Freddie Mac are major players in the mortgage industry, but they typically operate invisibly to homeowners. Knowing they exist and understanding their role helps explain how the mortgage system functions overall.

How Fannie Mae and Freddie Mac Affect Mortgage Loans

The existence of Fannie Mae and Freddie Mac has a direct impact on the mortgages available to homebuyers. Because these companies purchase mortgages from lenders, lenders have more money available to make new loans. This increases the supply of mortgages on the market, which generally helps keep interest rates lower than they might otherwise be. When more lending is available, competition among lenders increases, which can benefit borrowers through better rates and terms.

Both organizations set standards for the mortgages they will purchase. These standards cover factors like credit scores, debt-to-income ratios, and down payment amounts. Lenders know what Fannie Mae and Freddie Mac will accept, so they design their loan products around these requirements. This creates consistency across the mortgage market—borrowers shopping at different banks often encounter similar loan options because the lenders are following the same basic guidelines.

Fannie Mae and Freddie Mac also influence what types of down payments are possible. Both companies have programs that allow for down payments lower than the traditional 20 percent. For example, mortgages with 3 percent down payments are common and often carry mortgage insurance, which protects the lender if the borrower stops paying. These lower down payment options make homeownership possible for people who don't have large amounts of savings.

The pricing and terms of mortgages are also affected by these companies. When Fannie Mae and Freddie Mac change their requirements or willingness to purchase certain types of mortgages, lenders adjust their offerings. During economic downturns or market stress, these companies may tighten their standards, making loans harder to obtain. During stronger economic periods, they may relax requirements slightly, making borrowing easier.

Practical Takeaway: The standards and practices of Fannie Mae and Freddie Mac shape the mortgage options available to you, from interest rates to down payment requirements to loan terms. Understanding their influence helps explain why mortgages work the way they do.

Understanding the Secondary Mortgage Market

The secondary mortgage market is where mortgages are bought and sold after they are first made. This market exists largely because of Fannie Mae and Freddie Mac. To understand how it works, imagine a local bank makes a mortgage loan to a homebuyer. The bank lends $300,000 at a certain interest rate. Over 30 years, the homeowner will pay back that $300,000 plus interest—a large amount of money. The bank could hold onto this mortgage for all 30 years, collecting monthly payments. However, holding mortgages ties up the bank's capital and limits how many new loans it can make.

Instead, the bank sells the mortgage to Fannie Mae or Freddie Mac (or sometimes to other investors). The bank receives payment for the mortgage upfront, getting back its money faster. Now the bank has capital to make new loans to other borrowers. Fannie Mae or Freddie Mac now owns the mortgage and has the right to receive the monthly payments. This transaction benefits the bank, the mortgage company, and indirectly the borrower, because the bank can serve more customers.

Fannie Mae and Freddie Mac don't keep all the mortgages they purchase. They often bundle mortgages together and sell them to investors as mortgage-backed securities. These are investment products that represent claims on the monthly mortgage payments. For example, an investor might buy a mortgage-backed security that gives them the right to receive portions of the monthly payments from 1,000 mortgages bundled together. This further spreads the risk and makes more capital available for lending.

The secondary mortgage market works because of standardization. Fannie Mae and Freddie Mac have strict rules about which mortgages they will purchase. These "conforming loans" follow specific guidelines for credit quality, loan size, and documentation. Because mortgages follow these standard rules, investors are willing to purchase the mortgage-backed securities. The standardization creates trust in these investments, making the whole system work.

Practical Takeaway: The secondary mortgage market, powered by Fannie Mae and Freddie Mac, is the engine that keeps the mortgage system running. Without it, getting a mortgage would be harder and more expensive for most borrowers.

Key Differences Between Fannie Mae and Freddie Mac

While Fannie Mae and Freddie Mac serve similar roles in the mortgage market, they are separate organizations with some differences worth understanding. Fannie Mae is older, established in 1938, while Freddie Mac was created in 1970. Both were chartered by Congress and operate under a government charter, but they are considered government-sponsored enterprises rather than direct government agencies. This means they receive certain benefits but also face specific regulations.

The two companies serve slightly different market segments, though there is substantial overlap. Fannie Mae traditionally focused more on mortgages for single-family homes and has a larger market share overall. Freddie Mac also purchases single-family mortgages but initially had a stronger focus on mortgages from savings and loan institutions. Today, the distinction is less clear, and both companies offer similar products and accept similar loan types.

Both Fannie Mae and Freddie Mac have maximum loan amounts they will purchase. These limits, called conforming loan limits, change each year and vary by location. In 2024, the standard conforming loan limit for a single-family home was $766,550 in most areas, though higher-cost areas have higher limits. Loans above the conforming limit are called jumbo loans and are handled differently—they typically have higher interest rates and stricter requirements because they fall outside the Fannie Mae and Freddie Mac system.

The two companies also differ in their specific product offerings and flexibility. Both offer loan programs for borrowers with lower credit scores, lower down payments, and other situations. However, the exact terms and requirements may vary between the two organizations. Lenders may find one company's requirements more favorable than the other's for certain loan types, which is why some lenders specialize in Fannie Mae mortgages while others focus more on Freddie Mac mortgages.

Practical Takeaway: Fannie Mae and Freddie Mac are separate companies with similar purposes but different histories and occasional variations in their approaches. Both significantly shape the mortgage market, but neither has a monopoly, and the two organizations coexist and compete with each other.

Mortgage Insurance and Fannie Mae