Cheap Apartments for Rent in O'Fallon, MO from $600 (40 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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Pin Oak Parc
3 to 4 Bedroom Apartments

Pin Oak Parc

8001 Oakhaven DrO'Fallon, MO 63368

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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Bramblett Hills
1 to 3 Bedroom Apartments

Bramblett Hills

1000 Bramblett CrossingO'Fallon, MO 63366
Corporate Housing

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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The Art of the Rental Viewing: What to look for during a property tour

Touring a rental? This guide helps you know exactly what to look for, from safety features to hidden flaws, so you can confidently sign your lease or keep searching.

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Smart Renter's Guide: Calculating Affordable Rent & Housing Costs

Wondering how to determine your rental budget? This comprehensive guide covers everything from the 30% rule to hidden fees and effective budgeting strategies.

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O'Fallon, MO Local Guide

Cheapest Neighborhoods for Apartments in O'Fallon, MO

Pricing Updated: 04/29/2026

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$1,11164
Whispering Woods$3,000$90841
OFallon St Charles$3,100$908248

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 $975. 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$975
O'Fallon Lakes ApartmentsThe Adler1BR,1BA$1,082
Preserve at Research ParkManderly1BR,1BA$1,259
The Jewel O'FallonRuby1BR,1BA$1,289
Westchester VillageBronx2BR,1BA$1,299
Hearthstone at Autumn Hollow1B/1B - ADA 1st Floor Street View End Cap1BR,1BA$1,315
Prairie PointThe Sunswept1BR,1BA$1,325
The Waterways of Lake Saint Louis ApartmentsBrookside1BR,1BA$1,350
Bramblett HillsCLOVE1BR,1BA$1,350
Thornwood ApartmentsWildrose1BR,1BA$1,350

Best Value Apartments for Rent in O'Fallon, MO

As of April 29, 2026 the best value apartment in the O'Fallon area is the $1.55 price per square foot Aspen II Model at Creekside Landing in the in the Tysons Corner neighborhood starting from $2,575. The second greatest value O'Fallon apartment is the 2B/2B - large 3rd Floor Model at The Sullivan starting at $1,785 with a $1.59 price per square foot in the Tysons Corner 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 II3BR,3BA$1.55
The Sullivan2B/2B - large 3rd Floor2BR,2BA$1.59
Vinings of O'FallonThe Meritage II2BR,2BA$1.31
Savannah Ridge Apartments2 Bedroom Garden2BR,2BA$1.53
Westchester VillageCourtland Townhome2BR,1.5BA$1.47
Thornwood ApartmentsWildrose1BR,1BA$1.51
Casalon Parkway Apartments2 Bedroom / Phase 1 & 22BR,1BA$1.25
Prairie PointThe Sunswept1BR,1BA$1.59
Enclave at WinghavenThe Charles1BR,1BA$1.61
O'Fallon Lakes ApartmentsThe Adler1BR,1BA$1.35

10 Hidden Costs of Renting You Should Budget for Before Signing a Lease

Avoid financial stress when renting. Learn about the 10 most common hidden costs—from pet fees to utilities—you must budget for before you sign a lease.

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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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The Ultimate Long-Distance Moving Checklist: Tips from a Real Estate Pro

Moving is tough, especially long-distance. Learn how to minimize stress & expenses with proven strategies from a real estate pro, covering everything from logistics to finances.

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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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Quick Rent Budget Calculator

How much rent can you afford?

The common "Rule of Thumb" is that rent should be no more than 30% of your income. How much is that? Enter your monthly income and click "Calculate My Budget" to find out.

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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 O'Fallon Lakes Apartments which is listed at $1,082, 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 $101 which is $2,932 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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Expert Solutions for Creating the Perfect Work-From-Home Apartment Layouts

Written by: Lauren Harrington

This article is based on first-hand experience managing apartment communities and helping renters adapt to their spaces after moving in.

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

Written by: Lauren Harrington

This article draws from first-hand renter experiences and recurring financial challenges reported after moving in.

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Maximizing Your Refund: Essential Tax Tips for Renters

Written by: Christine Leonard, Esq.

Other than tax professionals, I can’t think of anyone who looks forward to tax season. For everybody else, April is a stressful month to collect information and meet deadlines.

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18 Must-Ask Rental Tour Questions That Reveal the Truth about a Property

Written by: Lauren Harrington

Renting your next home can feel thrilling and overwhelming at the same time.