Apartments for Rent in O'Fallon, IL (154 Rentals)

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Renters Insurance 101: What It Is, What It Covers, and Why You Need It

From theft to fire to water damage, the unexpected can happen to any renter. Discover why renters insurance is one of the smartest and most affordable investments you can make as a tenant.

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property at 431 Colleen Dr

$1,375

Total Monthly Price

Total Monthly Price

Base Rent
$1,375
Total Monthly Price
$1,375

2 Bedroom, 1.5 Bath Townhome for Rent

Available Now

431 Colleen Dr

O'FallonIL62269
property at 106 Lee Dr

$900

2 Bedroom Rentals

Available Now

106 Lee Dr

O'FallonIL62269

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

Master your search for the perfect apartment. Location is everything. Discover how to leverage community insights, public data, and personal visits to make a fully informed decision about where to rent.

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property at 7010 Monaco Dr

$4,500

5 Bedroom, 4 Bath Home for Rent

Available Now

7010 Monaco Dr

O'FallonIL62269
property at 956 Carnegie Knolls Dr

$3,500

Total Monthly Price

Total Monthly Price

Base Rent
$3,500
Total Monthly Price
$3,500

5 Bedroom, 4 Bath Home for Rent

Available Now

956 Carnegie Knolls Dr

O'FallonIL62269
property at 1200 Gregerson Ct

$3,850

Total Monthly Price

Total Monthly Price

Base Rent
$3,850
Total Monthly Price
$3,850

4 Bedroom, 4 Bath Home for Rent

Available Now

1200 Gregerson Ct

O'FallonIL62269

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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property at 880 Lester Ave

$1,300

Total Monthly Price

Total Monthly Price

Base Rent
$1,300
Total Monthly Price
$1,300

2 Bedroom, 1.5 Bath Townhome for Rent

Available Sep 19

880 Lester Ave

CollinsvilleIL62234
property at 106 Village Dr

$1,375

3 Bedroom, 1 Bath Home for Rent

Available Sep 1

106 Village Dr

CollinsvilleIL62234

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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Showing Results 1-50, Page 1 of 4

O'Fallon, IL Local Guide

A Seasoned Property Manager's Step-by-Step Guide to Getting Your Deposit Back

Learn the property manager's true secrets to a zero-deduction move-out. Use this step-by-step guide on documentation, cleaning, and lease-reading to reclaim your security deposit.

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

Tour smarter and choose with confidence. Get the essential 18 questions that reveal the truth about a rental property's maintenance, utilities, and safety.

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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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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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Best Local Schools in
O'Fallon, IL

School data provided by Great Schools

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

Explore O'Fallon, IL Rentals by Map

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

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Frequently Asked Questions about O'Fallon

What is the current pricing and availability for apartments for rent in O'Fallon, IL?

As of today, August 14, 2026, there are currently 154 available O'Fallon apartments priced from $825 to $2,899, with an average monthly rent of $1,684.

What O'Fallon neighborhoods have the most available apartments?

There are 2 neighborhoods in the O'Fallon area with available listings as of today. The three neighborhoods with the most options are Metro East with 3,755 listings, Downtown Saint Louis with 1,209 listings, and Compton Heights with 980 listings.

What is the current price range for One Bedroom O'Fallon Apartments for rent?

Today's rental pricing for One Bedroom Apartments in O'Fallon ranges from $1,050 to $1,760 with an average monthly rent of $1,615.

What does renting a Two Bedroom Apartment in O'Fallon cost?

The monthly rent prices of Two Bedroom Apartments currently available in O'Fallon range from $825 to $2,899. Today's average rental price for Two Bedrooms here is $1,747.

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

decorative image for First Apartment Regrets: Real Renters Share What They'd Do Differently article

First Apartment Regrets: Real Renters Share What They'd Do Differently

Written by: Robin Stewart

Hindsight is 20/20. Live and Learn. With age comes wisdom. We’re familiar with all those expressions, and all of them apply to lessons first-time renters learn.

decorative image for Renters Insurance 101: What It Is, What It Covers, and Why You Need It article

Renters Insurance 101: What It Is, What It Covers, and Why You Need It

Written by: Robin Stewart

Insurance seems to be a part of life. In some states, having insurance is the law, as is the case for automobile insurance. Renters are no exception.

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Apartment Occupancy Rates: Renter Attraction vs Renter Retention

Written by: Robin Stewart

There’s a tenet in marketing about client or customer attraction and retention. Studies and data have consistently shown it costs less to keep a current customer than to attract a new one.

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

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.