
Apartments for Rent with Specials in O'Fallon, MO (16 Rentals)
Apartments in O'Fallon with special offers and discounts available right now - opportunities to save money or get a month or more of free rent.


The Willows

Altair At The Preserve

Prairie Point

Southernside Apartments
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.

Westchester Village

Total Monthly Price
Hearthstone at Autumn Hollow

Total Monthly Price
The Sullivan

Montage at Hawk Ridge

Creekside Landing
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.

The Waterways of Lake Saint Louis Apartments

The Prairie Luxury Apartments

Total Monthly Price
Aventura at Hawk Ridge

The Solstice

Aventura at Richmond
Navigating the Rental Market: Tips for First-Time Renters
Entering the rental market? Learn these simple tips and strategies to avoid common pitfalls and make confident choices. Rent with peace of mind.

5 Spring Fawn Ln
O'Fallon, MO Local Guide

How much does it cost to rent an apartment in O'Fallon?
| Bedroom | Average Rent | Cheapest Rent | Highest Rent |
|---|---|---|---|
| O'Fallon Studio Apartments with Rent Specials | $1,383 | $1,325 | $1,425 |
| O'Fallon 1 Bedroom Apartments with Rent Specials | $1,450 | $945 | $1,830 |
| O'Fallon 2 Bedroom Apartments with Rent Specials | $1,785 | $1,015 | $2,635 |
| O'Fallon 3 Bedroom Apartments with Rent Specials | $2,442 | $1,582 | $2,875 |
| O'Fallon 4 Bedroom Apartments with Rent Specials | $3,064 | $2,900 | $3,400 |
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O'Fallon, MO Local Guide
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Top Apartments in O'Fallon, MO with Move-In Specials Ending Soon
Specials updated: 02-24-2026Take advantage of these move-in and rent specials that are ending soon for top O'Fallon, MO apartments. Act fast and don’t miss out on an incredible deal on your perfect new place!
Westchester Village
Move in by 3/13 and receive waived application fee, 1/2 off administrative fee, and 1/2 off pro rated rent! Schedule your tour today!Expires 02-25-2026
Enclave at Winghaven
Limited Move-in Special $500 off select units One month FREE on select units Inquire for details. Schedule your tour now these offers wont last!Expires 02-25-2026
Altair At The Preserve
WINTER SPECIAL - 1 Month FREE on all Floorplans & Waive Your App and Admin Fee by 2/21/2026Expires 02-25-2026
Prairie Point
1st month free and waived app and admin fee!Expires 02-25-2026
Newly Listed Move-In Specials offers for Apartments in O'Fallon, MO
Specials updated: 02-24-2026Here are the most recently added special offers for renters looking to find the best deals on apartments in O'Fallon, MO. Be sure to take advantage of some of the area’s top offers.
Westchester Village
Move in by 3/13 and receive waived application fee, 1/2 off administrative fee, and 1/2 off pro rated rent! Schedule your tour today!Expires 02-25-2026
Enclave at Winghaven
Limited Move-in Special $500 off select units One month FREE on select units Inquire for details. Schedule your tour now these offers wont last!Expires 02-25-2026
Altair At The Preserve
WINTER SPECIAL - 1 Month FREE on all Floorplans & Waive Your App and Admin Fee by 2/21/2026Expires 02-25-2026
Prairie Point
1st month free and waived app and admin fee!Expires 02-25-2026
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.
Read ArticleThe 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.
Read ArticleCash 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.
Read ArticleQuick 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.
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
See the most popular apartments and homes in O'Fallon, MO
Frequently Asked Questions about Rent Specials O'Fallon Apartments
How much is the average rent for a Rent Specials O'Fallon Apartment?
The average rent for a Rent Specials Apartment in O'Fallon is $1,806.
What is the largest Rent Specials O'Fallon Apartment for rent?
Today's Rent Specials apartment with the most square footage in O'Fallon is a 2,400 square feet unit starting from $1,350 at The Waterways of Lake Saint Louis Apartments.
What is the average size for O'Fallon Rent Specials Apartments for rent?
The average size for a Rent Specials rental in O'Fallon is currently at 846 sq ft.
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

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.

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.

A Renters Guide for Tips on Writing Your Notice for Not Renewing Your Apartment
Written by: Bob Mallory
Packing up everything you own to move is so stressful for many that ending your apartment lease can feel like a small or unimportant task. Ending your lease involves more than simply turning over your keys on the last day.

Renting with Roommates: Realistic Expectations for Shared Lease
Written by: Christine Leonard, Esq.
Given the high costs for housing, I have found that many people are looking for a roommate to share expenses. These arrangements can increase opportunities for more desirable and larger spaces.