1 Bedroom Apartments for Rent in St. Clair, MO (42 Rentals)

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670 S Main St
1 Bedroom Apartments

670 S Main St

670 S Main StSt. Clair, MO 63077

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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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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property at 35 Pansy Dr

35 Pansy Dr

FentonMO63026
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Meramec Place
1 Bedroom Apartments

Meramec Place

69 Cheryl LnValley Park, MO 63088
  • Utilities Included

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.

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Showing Results 1-42, Page 1 of 1

St. Clair, MO Local Guide

Largest Available St. Clair and Nearby 1 Bedroom Apartments

The largest available 1 Bedroom apartment unit in St. Clair, MO is found at Avenue64 Apartments in the Tysons Corner neighborhood and is 1,045 square feet priced from $1,635. Madison Rockwood in the Village Green neighborhood has the second largest 1 Bedroom, which is sized at 980 square feet and currently listed start at $1,360. Here is today’s list of the largest available 1 Bedroom units in St. Clair:

Apartment ListingModel NameSquare FootagePriced From
Avenue64 ApartmentsA21,045 Sq Ft$1,635
Madison RockwoodThe Rockwood980 Sq Ft$1,360
MilaWalnut946 Sq Ft$1,890
Sugar Creek ApartmentsThe Woodland900 Sq Ft$1,532
Washington Terrace1B/1B895 Sq Ft$1,095
Altair At The PreserveGreenbriar826 Sq Ft$1,480
Summit Valley ApartmentsOne Bed, One Bath815 Sq Ft$800
The Villages of Twin Oaks1G815 Sq Ft$1,784
Carriage Place at Lake Chesterfield1A811 Sq Ft$1,119
Rockwood SpringsThe Spruce805 Sq Ft$1,050

Cheapest Available St. Clair and Nearby 1 Bedroom Apartments

As of October 22, 2025 the lowest priced 1 Bedroom apartment unit in St. Clair, MO is the 990 South Lay Model starting from $680 at 990 S Lay Ave . The second most affordable St. Clair 1 Bedroom is the One Bed, One Bath Model at Summit Valley Apartments starting at $800 in the Gray Summit neighborhood. The average price for all 1 Bedroom apartments in St. Clair is currently $1,502. Here is today’s list of the cheapest available 1 Bedroom options in St. Clair:

Apartment ListingModel NamePriced From
990 S Lay Ave990 South Lay$680
Summit Valley ApartmentsOne Bed, One Bath$800
Chapel Ridge of Union1 Bedrooms$1,024
Rockwood SpringsThe Spruce$1,050
Washington Terrace1B/1B$1,095
Baxter Crossings ApartmentsThe Faust$1,108
Carriage Place at Lake Chesterfield1A$1,119
Madison RockwoodThe Claymont$1,204
15Seventy ChesterfieldThe Carrington$1,237
Altair At The PreserveAberdeen$1,343

Apartment Common Area Rules: What Renters Need to Know

From the lounge to the laundry room, understand your rights and responsibilities in shared apartment spaces. Get tips on pet rules, noise, and security.

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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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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
St. Clair, MO

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Remember the 3 Rules of Real Estate:
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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 1 Bedroom St. Clair Apartments

How much is the average rent for a 1 Bedroom St. Clair Apartment?

The average rent for a 1 Bedroom Apartment in St. Clair is $1,502.

What is the largest available 1 Bedroom St. Clair Apartment for rent?

Today's apartment with the most square footage in St. Clair is a 1,045 square feet unit starting from $1,635 at Avenue64 Apartments.

What is the average size for St. Clair 1 Bedroom Apartments for rent?

The average size for a 1 Bedroom rental in St. Clair is currently 1,008 sq ft.

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.

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Apartment Common Area Rules: What Renters Need to Know

Written by: Christine Leonard, Esq.

Back in the day when I rented one of my first apartments, the property didn’t even have laundry in the building. Now, rental properties are often competing against each other to provide the best amenities.

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How to Negotiate Your Apartment Lease and Save Money

Written by: Christine Leonard, Esq.

Everything is a negotiation in real estate! 

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The Rental Move-In Inspection Checklist: A Guide for Renters

Written by: Trey Huguley

The move-in inspection checklist is a crucial tool for both tenants and landlords. This checklist, provided by the team at ApartmentHomeLiving.com, helps document the condition of an apartment at the time of move-in.

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

Written by: Christine Leonard, Esq.

For many people, obstacles can arise during the rental application process for a variety of issues.