Cheap Apartments for Rent in St. Clair, MO from $400 (25 Rentals)
Search the lowest-cost Apartments available for rent right now in St. Clair.

Village on the Green

Ballwin Manor
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Summit Valley Apartments

Southernside Apartments

Greenmar Apartments
The Ultimate Long-Distance Moving Checklist: Tips from a Real Estate Pro
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Chapel Ridge of Union

Pacific Village Apartments

Retreat at Seven Trails

Highgrove at Big Bend

1540 Koch Ln
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.

1014 Olive St

22 E Rock Creek Manor

120 Sir Williams Ct

294 Golden Ct
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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.

317 Lafayette St

906 Olive St
St. Clair, MO Local Guide

How much does it cost to rent an apartment in St. Clair?
Bedroom | Average Rent | Cheapest Rent | Highest Rent |
---|---|---|---|
St. Clair Studio Apartments | $1,340 | $1,340 | $1,340 |
St. Clair 1 Bedroom Apartments | $1,553 | $680 | $2,405 |
St. Clair 2 Bedroom Apartments | $1,944 | $800 | $3,015 |
St. Clair 3 Bedroom Apartments | $2,123 | $1,200 | $3,784 |
Browse Top Apartments in St. Clair
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St. Clair, MO Local Guide
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Cheapest Available St. Clair Apartments for Rent and Nearby
 The cheapest available apartment rental in St. Clair, MO is a 1 Bed unit found at 990 S Lay Ave priced from $680. Riverbend Estates III has the second lowest priced unit, which is a 2 Beds apartment currently listed from $800. Here is today’s list of the most affordable St. Clair apartments for rent:
Apartment Listing | Model Name | Bed/Bath | Priced From |
---|---|---|---|
990 S Lay Ave | 990 South Lay | 1BR,1BA | $680 |
Riverbend Estates III | 2x1 | 2BR,1BA | $800 |
Summit Valley Apartments | One Bed, One Bath | 1BR,1BA | $800 |
Greenmar Apartments | Peridot | 2BR,1BA | $995 |
Chapel Ridge of Union | 1 Bedrooms | 1BR,1BA | $1,024 |
Best Value Apartments for Rent in St. Clair, MO and Nearby
As of August 28, 2025 the best value apartment in the St. Clair area is the $1.25 price per square foot 32D Model at Carriage Place at Lake Chesterfield in the in the Enclaves at Cherry Hills neighborhood starting from $1,716. The second greatest value St. Clair apartment is the The Parkland Model at Sugar Creek Apartments starting at $1,653 with a $1.33 price per square foot in the Murphy neighborhood. Here is today’s list of the best values for St. Clair apartments based on price per square foot:
Apartment Listing | Model Name | Bed/Bath | Price Per Sq.Ft. |
---|---|---|---|
Carriage Place at Lake Chesterfield | 32D | 3BR,2BA | $1.25 |
Sugar Creek Apartments | The Parkland | 2BR,2BA | $1.33 |
Southernside Apartments | Two Bedroom | 2BR,2BA | $1.01 |
Walden Pond | 3A | 3BR,2BA | $1.30 |
Washington Terrace | 1B/1B | 1BR,1BA | $1.28 |
Retreat at Seven Trails | The Breckenridge | 2BR,1BA | $1.38 |
Riverbend Estates III | 2x1 | 2BR,1BA | $0.97 |
Summit Valley Apartments | One Bed, One Bath | 1BR,1BA | $0.98 |
Rockwood Springs | The Spruce | 1BR,1BA | $1.30 |
990 S Lay Ave | 990 South Lay | 1BR,1BA | $1.36 |
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Best Local Schools in St. Clair, MO
School data provided by Great Schools
Remember the 3 Rules of Real Estate:Location, Location, Location!
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Getting Around St. Clair, MO
Walk Score®
30 / 100
Car-Dependent
Most errands require a car
Bike Score®
27 / 100
Somewhat Bikeable
Minimal bike infrastructure
What Are Walk Score®, Transit Score®, and Bike Score® Ratings?
- Walk Score® measures the walkability of any address.
- Transit Score® measures access to public transit.
- Bike Score® measures the bikeability of any address.
Frequently Asked Questions about Cheap St. Clair Apartments
How much is rent for a Cheap One Bedroom St. Clair Apartment?
The lowest price for a Cheap One Bedroom St. Clair Apartment is $680 at 990 S Lay Ave.
What is the lowest price for a Cheap Two Bedroom St. Clair Apartment for rent?
Today's best deal for a Cheap Two Bedroom Apartment in St. Clair is starting from $800 at Riverbend Estates III.
What is the most affordable St. Clair Three Bedroom Apartment?
The best deal on a cheap St. Clair Three Bedroom Apartment rental is at Walden Pond and starts from $1,400.
Expert Rental Resources
Helpful Apartment Articles, How-To's and Tips
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.

The Ultimate Long-Distance Moving Checklist: Tips from a Real Estate Pro
Written by: Christine Leonard, Esq.
Hard truth. Moving is never easy. I’ve done it all – from local moves to cross-country relocations From packing to unpacking the last box, I have found moving to be an exhausting, expensive and stressful experience every time.

Cash or credit? Understanding the Importance of Credit Score in Real Estate and Renting
Written by: Christine Leonard, Esq.
Throughout the day, think about all the times that you have to pay for something. So many of us reach automatically for a credit card or even our phone for a quick payment.

Roommate Matching: Finding the Right Fit and Avoiding Pitfalls
Written by: Cheryl Bowman
A fantastic way to save money and enjoy a built-in community is to share an apartment. However, a bad roommate situation can turn your dream rental into a nightmare.

The Art of the Rental Viewing: What to look for during a property tour
Written by: Marie Brown
You’ve scrolled through countless listings, walked through a blur of rentals, and finally found what feels like the one. The pictures? Fantastic. The neighborhood seems just right.