1 Bedroom Apartments for Rent in St. Clair, MO (43 Rentals)

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670 S Main St
1 Bedroom Apartments

670 S Main St

670 S Main StSt. Clair, MO 63077

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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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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Avenue64 Apartments
Rent Specials
$1,385 - $1,851
Total Monthly Price

Total Monthly Price

Base Rent
$1,385 - $2,769
Total Monthly Price
Varies
1 Bedroom Apartments Available Now

Avenue64 Apartments

1000 Watermark DrO'Fallon, MO 63368
Family Friendly
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  • 3D Tour
  • Smoke Free

Genius Ideas and Studio Layout Tips That Maximize Every Square Inch

Transform your studio apartment layout and maximize storage. Get proven ideas from a 20-year property expert to make any small space stylish and functional.

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Expert Solutions for Creating the Perfect Work-From-Home Apartment Layouts

Create a productive work-from-home apartment setup, even in a small space or studio. Discover layout ideas, desk solutions, and organization tips that actually work.

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Woodridge Manor Apartments
1 Bedroom Apartments

Woodridge Manor Apartments

2404 Williams Creek RdHigh Ridge, MO 63049
Corporate Housing
  • Utilities Included
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Meramec Place
1 Bedroom Apartments

Meramec Place

69 Cheryl LnValley Park, MO 63088
  • Utilities Included

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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Showing Results 1-43, 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 Mila in the Ballwin neighborhood and is 946 square feet priced from $1,740. Baxter Crossings Apartments in the Chesterfield neighborhood has the second largest 1 Bedroom, which is sized at 843 square feet and currently listed start at $1,433. Here is today’s list of the largest available 1 Bedroom units in St. Clair:

Apartment ListingModel NameSquare FootagePriced From
MilaWalnut946 Sq Ft$1,740
Baxter Crossings ApartmentsThe Clarkson843 Sq Ft$1,433
Altair at the PreserveGreenbriar826 Sq Ft$1,520
Summit Valley ApartmentsOne Bed, One Bath815 Sq Ft$855
Enclave at WinghavenThe Charles805 Sq Ft$1,331
Autumn Leaf Apartment Homes786 Sq Ft$950
Forest WoodsGrand Oak784 Sq Ft$1,320
The Legends on the Park Apartments1 Bedroom750 Sq Ft$1,453
15Seventy ChesterfieldThe Carrington744 Sq Ft$1,324
Avenue64 ApartmentsA1a726 Sq Ft$1,577

Cheapest Available St. Clair and Nearby 1 Bedroom Apartments

As of July 21, 2026 the lowest priced 1 Bedroom apartment unit in St. Clair, MO is the 1 Bed, 1 bath Model starting from $850 at Osage Estates Apartments in the Pacific neighborhood. The second most affordable St. Clair 1 Bedroom is the One Bed, One Bath Model at Summit Valley Apartments starting at $855 . The average price for all 1 Bedroom apartments in St. Clair is currently $1,479. Here is today’s list of the cheapest available 1 Bedroom options in St. Clair:

Apartment ListingModel NamePriced From
Osage Estates Apartments1 Bed, 1 bath$850
Summit Valley ApartmentsOne Bed, One Bath$855
Chapel Ridge of Union1 Bedrooms$950
Autumn Leaf Apartment Homes1 Bedroom Upstairs$950
Baxter Crossings ApartmentsThe Faust$1,176
Forest WoodsGrand Oak$1,320
15Seventy ChesterfieldThe Carrington$1,322
Enclave at WinghavenThe Charles$1,331
Avenue64 ApartmentsA1$1,385

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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Remember the 3 Rules of Real Estate:
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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 $1,479.

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 946 square feet unit starting from $1,740 at Mila.

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 728 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

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.

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Pet-Friendly Renting: Everything You Need to Know Before You Move

Written by: Christine Leonard, Esq.

For so many of us, pets are the best companions and a big part of our lives. For this reason, a pet-friendly house or apartment is often a very important - and nonnegotiable - part of a move.