2025 FHA Loan Limits for O'Fallon, St. Clair County, Illinois

In 2025, the FHA loan limits set for O'Fallon county in St. Clair, IL, are as follows: $356,362 for a single-family home, $456,275 for properties with 2-units, $551,500 for 3-units, and $685,400 for 4-units.

For conventional loans on a single-family residence, the top amount is $548,250. This extends to $702,000 for two-unit residences, increasing to $848,500 for three units, and reaches $1,054,500 for four-unit homes.

Utilize our FHA calculator to check today’s prime FHA rates and to evaluate the necessary downpayment, income, credit, reserves, and documents needed to qualify.

Browse loan offers from a range of 100 lenders

Explore Your Loan Options in O'Fallon, IL

The Lendersa® calculator lets you compare FHA rates and terms with those from a variety of loan programs. You can explore options such as Conventional loans, Jumbo loans, VA, USDA, Non-QM, and Hard Money loans alongside FHA.

Lendersa® quickly gathers loan data from thousands of lenders and matches it to your financial profile for a personalized comparison.

The Loan Limits Comparison Table for 2025 in O'Fallon county, St. Clair, IL, outlines maximum loan amounts across FHA, Conventional Conforming, Jumbo, USDA, VA, Non-QM, Super Jumbo, Reverse Mortgage (HECM), and Hard Money loans. To see qualification requirements for income, reserves, and credit, use the Lendersa® Super Loan Integrated Qualifier (SLIQ™).

Loan limits O'Fallon county of St. Clair, IL

SFR 2 Units 3 Units 4 Units
FHA $356,362 $456,275 $551,500 $685,400
Conventional Conforming $548,250 $702,000 $848,500 $1,054,500
Convetional High Balance $548,250 $702,000 $848,500 $1,054,500
USDA $285,000 $285,000 $285,000 $285,000
VA $548,250 $702,000 $848,500 $1,054,500
None-Qm $1,500,000 $1,500,000 $1,500,000 $1,500,000
None- QM- Super Jumo $5,000,000 $5,000,000 $5,000,000 $5,000,000
Reverse Mortgage (HECM) $822,375 $822,375 $822,375 $822,375
Proprietary Reverse Mortgage (Non-FHA) $4,000,000 $4,000,000 $4,000,000 $4,000,000
Hard Money $90,000,000 $90,000,000 $90,000,000 $90,000,000


  • First Secure Bank and Trust Co.
  • 10360 South Roberts Road, Palos Hills, IL, 60465
  • First Secure Bank and Trust was founded in Palos Hills, Illinois in 1977 to serve the financial needs of our friends and neighbors. We are still in the neighborhood and continuing with that mission. We are the only “true” locally owned bank in the area. We care about the community because we live here, too.
  • Premier Financial Services Inc
  • 206 1/2 West State Street, Suite 202, Geneva, IL, 60134
  • Our mission is to serve our customers with honesty, integrity and competence. Our goal is to provide home loans to our clients while providing them with the lowest interest rates and closing costs possible. Furthermore, we pledge to help borrowers overcome roadblocks that can arise while securing a loan.
  • First Cosmopolitan Mortgage Inc
  • 410 East State Street, Suite B, Geneva, IL, 60134
  • First Cosmopolitan has maintained superior service and a commitment to providing competitive mortgage products. We have over 100 years of combined mortgage experience which in conjunction with a state of the art mortgage product portfolio has made us a well known financing option for thousands of homeowners.
  • OnTime Mortgage Inc
  • 845 Midway Road, Suite 1, Willowbrook, IL, 60527
  • We're committed to building lifelong relationships with our clients and partners. Our vast lending knowledge, personalized service and latest technology will get you to the closing OnTime. Our staff will meet your needs quickly and accurately. We work for you and will honor that relationship with great service.
  • True Rate Mortgage Inc
  • 1333 Burr Ridge Parkway, Suite 200, Burr Ridge, IL, 60527
  • Our mission is to serve our customers with honesty, integrity and competence. Our goal is to provide home loans to our clients while providing them with the lowest interest rates and closing costs possible. Furthermore, we pledge to help borrowers overcome roadblocks that can arise while securing a loan.
  • Lake Mortgage Company, Inc.
  • 4000 W Lincoln Hwy, Merrillville, IN, 46410
  • Lake Mortgage Company first opened its doors in 1946 in Gary, Indiana. With more than 75 years in business, we are now the oldest and most established mortgage banking firm in the region. We specialize in dependable pre-approvals and efficient loan processing so you can close your transaction on time.
  • Region Mortgage
  • 9111 Broadway, Suite H, Merrillville, IN, 46410
  • Region Mortgage specializes in Conventional, FHA, JUMBO, USDA, and VA financing. We custom tailor each loan program to make sure it is the right fit for our clients. We will walk you through the process to make sure you are informed along the way and have all of the adequate knowledge to select the right loan product for you and your family.
  • Illiana Financial Credit Union
  • 1600 Huntington Drive, Calumet City, IL, 60409
  • Illiana Financial was organized in 1936 by a small group of employees working at Illinois Bell Telephone Company, a subsidiary of American Telephone & Telegraph (A.T.&T.). These volunteers formed the credit union with the philosophy of helping each other by pooling their resources together in order to loan money to each other in times of need.
  • Sterling Mortgage Broker Inc
  • 10610 S Cicero Ave, Suite 7, Oak Lawn, IL, 60453
  • Sterling Mortgage Broker Inc, where we specialize in residential mortgages. At Sterling Mortgage Broker Inc, we will find a loan that fits each borrower. Unlike big banks that have "order takers" helping you with your loan, we have highly skilled loan consultants. Our consultants know what it takes to get through underwriting quickly.
  • MidAmerica Bancorp Inc
  • 9720 Southwest Highway, Oak Lawn, IL, 60453
  • MidAmerica Bancorp, Inc. offers a range of mortgages for first time and returning homebuyers with low down payment options. Our company has been serving the Chicagoland area for more than 25 years. We have become experts in the local housing market and in every type of home buying situation.
  • CROWN MORTGAGE COMPANY
  • 6141 W 95th St, Oak Lawn, IL, 60453
  • Crown Mortgage Company is Chicagoland’s premier mortgage banker since 1975. We have helped thousands of families achieve the AMERICAN DREAM. What is unique about Crown Mortgage is that we are your lender throughout the life of the loan, from application until your last payment is made.