Cheap Apartments for Rent in O'Fallon, MO from $600 (44 Rentals)

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Search the lowest-cost Apartments available for rent right now in O'Fallon.

What Does “Rent Burdened” Mean? How Much Rent Is Too Much

Learn the official definition (spending 30% or more of your gross income on housing) and how to calculate your exact rent-to-income ratio. This guide offers expert tips on factoring in total housing costs (including utilities and fees) and budgeting accurately to avoid unnecessary financial strain.

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Your Guide to Co-Signers: The Risks, Rewards, and Everything in Between

Thinking about getting a co-signer for your rental application? We break down what a co-signer is, the potential benefits, and the serious risks for both parties. Find out if it's the right choice for you.

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Pin Oak Parc
3 to 4 Bedroom Apartments

Pin Oak Parc

8001 Oakhaven DrO'Fallon, MO 63368
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Bramblett Hills
1 to 3 Bedroom Apartments

Bramblett Hills

1000 Bramblett CrossingO'Fallon, MO 63366
Corporate Housing
property at 4103 Spring River Dr

$1,600

Total Monthly Price

Total Monthly Price

Base Rent
$1,600
Total Monthly Price
$1,600

2 Bedroom, 2 Bath Condo for Rent

Available Now

4103 Spring River Dr

O'FallonMO63368

Cash or credit? Understanding the Importance of Credit Score in Real Estate and Renting

Discover how your credit score impacts your ability to lease or buy a home. Learn how credit scores are determined, how to check yours, and strategies to improve it for real estate success.

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Roommate Matching: Finding the Right Fit and Avoiding Pitfalls

When searching for a roommate, follow this list of essential steps and set clear expectations to create a solid foundation for a harmonious living situation.

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property at 25 Steeplechase Dr

$1,795

Total Monthly Price

Total Monthly Price

Base Rent
$1,795
Total Monthly Price
$1,795

3 Bedroom, 1 Bath Home for Rent

Available Now

25 Steeplechase Dr

St. PetersMO63376

How I Find the Perfect Rental for My Clients: A Real Estate Pro's Guide

Finding the right apartment starts with three things: location, cost, and amenities. Get the insider perspective from a real estate professional on how to nail all three.

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Showing Results 1-44, Page 1 of 1

O'Fallon, MO Local Guide

Cheapest Neighborhoods for Apartments in O'Fallon, MO

Pricing Updated: 06/14/2026

Current apartment rentals in the O'Fallon, MO area range in price from to with an overall median price of . Here is today’s list neighborhoods with the lowest median pricing for O'Fallon Apartments for rent:

NeighborhoodMedian PriceMin PriceAvailable Units
Tysons Corner$3,000$1,111145
Whispering Woods$3,000$923123
OFallon St Charles$3,100$923307

Cheapest Available O'Fallon Apartments for Rent

 

The cheapest available apartment rental in O'Fallon, MO is a 2 Beds unit found at Casalon Parkway Apartments in the Whispering Woods neighborhood priced from $967. O'Fallon Lakes Apartments in the Whispering Woods neighborhood has the second lowest priced unit, which is a 1 Bed apartment currently listed from $1,082. Here is today’s list of the most affordable O'Fallon apartments for rent:

Apartment ListingModel NameBed/BathPriced From
Casalon Parkway Apartments2 Bedroom / Phase 42BR,1BA$967
O'Fallon Lakes ApartmentsThe Adler1BR,1BA$1,082
Enclave at WinghavenThe Charles1BR,1BA$1,270
Prairie PointThe Sunswept1BR,1BA$1,275
Prairie EncoreStudio/1BStudio,1BA$1,325
Southernside ApartmentsTwo Bedroom2BR,2BA$1,331
Hearthstone at Autumn Hollow1B/1B - 3rd Floor Lake View1BR,1BA$1,350
Thornwood ApartmentsWildrose1BR,1BA$1,350
The Waterways of Lake Saint Louis ApartmentsBrookside1BR,1BA$1,350
Citrine ApartmentsCanary1BR,1BA$1,353

Best Value Apartments for Rent in O'Fallon, MO

As of June 14, 2026 the best value apartment in the O'Fallon area is the $1.55 price per square foot Aspen II with 2nd Floor Bay Model at Creekside Landing in the in the Tysons Corner neighborhood starting from $2,600. The second greatest value O'Fallon apartment is the C1 Model at Aventura at Hawk Ridge starting at $1,795 with a $1.41 price per square foot in the Carlton Glen Estates neighborhood. Here is today’s list of the best values for O'Fallon apartments based on price per square foot:

Apartment ListingModel NameBed/BathPrice Per Sq.Ft.
Creekside LandingAspen II with 2nd Floor Bay3BR,3BA$1.55
Aventura at Hawk RidgeC13BR,2BA$1.41
The Jewel O'FallonEmerald2BR,2BA$1.50
Southernside ApartmentsTwo Bedroom2BR,2BA$1.21
Preserve at Research ParkMisthaven2BR,2BA$1.48
Savannah Ridge Apartments2 Bedroom Garden2BR,2BA$1.57
Westchester VillageCourtland Townhome2BR,1.5BA$1.46
The Waterways of Lake Saint Louis ApartmentsBrookside1BR,1BA$1.51
Thornwood ApartmentsWildrose1BR,1BA$1.51
O'Fallon Lakes ApartmentsThe Adler1BR,1BA$1.35

Don't Settle: How to Negotiate Your Apartment Lease and Save Money

Discover the insider tips from an attorney and real estate agent on how to negotiate your next apartment lease. Find out what's on the table and what's not, so you can save money and get the best terms possible.

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Real Estate and Rental Term Glossary | ApartmentHomeLiving.com Renter University

From the letter A all the way to the letter Z, the Real Estate and Rental Term Glossary from the content team at ApartmentHomeLiving.com provides our visitors and shoppers with a little clarity and helpful guidance in navigating the real estate world through definitions and explainers for the top subjects and terms that someone may come across during the leasing, buying, or selling process.

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O'Fallon, MO
Population: 88,472

Ranked #376

in US Census Population by City

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Best Local Schools in
O'Fallon, MO

School data provided by Great Schools

Remember the 3 Rules of Real Estate:
Location, Location, Location!

Explore O'Fallon, MO Rentals by Map

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See the most popular apartments and homes in O'Fallon, MO

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Frequently Asked Questions about Cheap O'Fallon Apartments

What is the price of a cheap apartment in O'Fallon?

The cheapest apartment in O'Fallon is Casalon Parkway Apartments which is listed at $1,039, while the average apartment in O'Fallon costs $3,033.

What types of apartments are the cheapest in O'Fallon?

Student, low-income, and by-the-bed apartments are typically the cheapest rentals in most cities, though they require qualifying criteria to rent. There are 2 regular apartments in O'Fallon that we think qualify as ‘cheap apartments’ that do not have special requirements to apply to rent.

How do the prices of cheap apartments compare to the average apartment in O'Fallon?

Cheap apartments in O'Fallon have an average cost of $132 which is $2,901 cheaper than the average rent for all rentals in O'Fallon.

Expert Rental Resources

The rental experts at ApartmentHomeLiving.com provide you with top advice, tools, and tips for understanding the leasing process and finding the perfect rental. Here are a few helpful rental and leasing articles from our experts to guide you on your search.

Articles, How-To's, and Tips

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How I Find the Perfect Rental for My Clients: A Real Estate Pro's Guide

Written by: Robin Stewart

Evaluating rental properties for clients draws many parallels to house-hunting. Whether an apartment, loft, townhouse, or other rental, finding the right place means finding “home” for your client.

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Pet-Friendly Renting: Everything You Need to Know Before You Move

Written by: Christine Leonard, Esq.

For so many of us, pets are the best companions and a big part of our lives. For this reason, a pet-friendly house or apartment is often a very important - and nonnegotiable - part of a move.

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Creative Ways Developers Reimagine Retail Spaces as Residential Units

Written by: Robin Stewart

Adaptive reuse is when a commercial property is converted and repurposed. The real estate industry has embraced a growing number of these projects.

decorative image for Neighborhood and Market Insights: How to Choose the Right Area to Rent article

Neighborhood and Market Insights: How to Choose the Right Area to Rent

Written by: Robin Stewart

Apartment-hunting can be a gargantuan task. Renters have a wish list of items—some luxuries, some necessities—but finding what you seek in the right place is perhaps the most important part of the journey.