Cheap Apartments for Rent in St Mary, MO from $400 (45 Rentals)

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Search the lowest-cost Apartments available for rent right now in St Mary.

What Does “Rent Burdened” Mean? How Much Rent Is Too Much

Learn the official definition (spending 30% or more of your gross income on housing) and how to calculate your exact rent-to-income ratio. This guide offers expert tips on factoring in total housing costs (including utilities and fees) and budgeting accurately to avoid unnecessary financial strain.

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

Thinking about getting a co-signer for your rental application? We break down what a co-signer is, the potential benefits, and the serious risks for both parties. Find out if it's the right choice for you.

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413 W Main St
1 to 4 Bedroom Apartments

413 W Main St

405 S Graham AveCarbondale, IL 62901
Corporate Housing

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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Red Rooster Apartments
1 to 3 Bedroom Apartments

Red Rooster Apartments

7601 Blackberry LnBonne Terre, MO 63628
  • Utilities Included
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Pevely Pointe
1 to 3 Bedroom Apartments

Pevely Pointe

1001 Pevely Pointe DrPevely, MO 63070
  • Utilities Included

Roommate Matching: Finding the Right Fit and Avoiding Pitfalls

When searching for a roommate, follow this list of essential steps and set clear expectations to create a solid foundation for a harmonious living situation.

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Crimson Landing
1 to 3 Bedroom Apartments

Crimson Landing

4826 Red RoosterFarmington, MO 63640
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Lauren's Place
2 to 3 Bedroom Apartments

Lauren's Place

802 Crown StMarble Hill, MO 63764

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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St Mary, MO Local Guide

Cheapest Available St Mary Apartments for Rent and Nearby

 

The cheapest available apartment rental in St Mary, MO is a 4 Beds unit found at Storyboard at SIU priced from $425. Campus Edge has the second lowest priced unit, which is a Studio apartment currently listed from $450. Here is today’s list of the most affordable St Mary apartments for rent:

Apartment ListingModel NameBed/BathPriced From
Storyboard at SIU4 x 2 Traditional - Fall 2025- 12 Months4BR,2BA$425
Campus EdgeStudioStudio,1BA$450
Perryville Senior ApartmentsEfficiencyStudio,1BA$575
Pine View2beds and 1bath2BR,1BA$675
ASHBURN COURT APARTMENTS1BR/1.0BA1BR,1BA$695
The MetropolitanMetropolis 1 Bed 1 Bath1BR,1BA$735
24 North Rentals1 Bedroom Apartment- Miller Apartments1BR,1BA$750
Heisel Apartments & Townhouses1BR Apartments1BR,1BA$750
Columbia Park ApartmentsColumbia Park - 1 Bedroom Apartment Home1BR,1BA$795
Trails West Apartments2BR2BR,1BA$850

Best Value Apartments for Rent in St Mary, MO and Nearby

As of May 25, 2026 the best value apartment in the St Mary area is the $1.12 price per square foot 3BR-2BA Duplex Model at Icon Townhomes in the starting from $1,750. The second greatest value St Mary apartment is the Logan Model at The Avery Apartment Homes starting at $1,308 with a $1.31 price per square foot . Here is today’s list of the best values for St Mary apartments based on price per square foot:

Apartment ListingModel NameBed/BathPrice Per Sq.Ft.
Icon Townhomes3BR-2BA Duplex3BR,2BA$1.12
The Avery Apartment HomesLogan3BR,2BA$1.31
Trails West Apartments2BR2BR,1BA$0.94
Orchard View Apartments2 Beds, 2 baths2BR,2BA$1.03
The Hill ApartmentsThe Hill 2 Bed 2 Bath2BR,2BA$1.14
Pine View2beds and 1bath2BR,1BA$0.84
Camden CrestOne Bedroom1BR,1BA$1.12
Heisel Apartments & Townhouses1BR Apartments1BR,1BA$1.16
The MetropolitanMetropolis 1 Bed 1 Bath1BR,1BA$1.20
Arbor Ridge ApartmentsArbor Ridge - 1 Bedroom Apartment Home1BR,1BA$1.42

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

Explore St Mary, MO Rentals by Map

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Frequently Asked Questions about Cheap St Mary Apartments

What is the Cheapest Studio apartment in St Mary?

Currently the most affordable Cheap Studio Apartment in St Mary is at Campus Edge listed at $450.

How much is rent for a Cheap One Bedroom St Mary Apartment?

The lowest price for a Cheap One Bedroom St Mary Apartment is $695 at ASHBURN COURT APARTMENTS.

What is the lowest price for a Cheap Two Bedroom St Mary Apartment for rent?

Today's best deal for a Cheap Two Bedroom Apartment in St Mary is starting from $675 at Pine View.

What is the most affordable St Mary Three Bedroom Apartment?

The best deal on a cheap St Mary Three Bedroom Apartment rental is at Storyboard at SIU and starts from $650.

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

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

Written by: Lauren Harrington

I’m going to talk with you as a seasoned property manager and friend. So, let’s start with your security deposit. I want you to think about this guide as insider information. You deserve your deposit back.

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

Written by: Lauren Harrington

This article is based on first-hand experience managing apartment communities and helping renters adapt to their spaces after moving in.

decorative image for What Does “Rent Burdened” Mean? How Much Rent Is Too Much article

What Does “Rent Burdened” Mean? How Much Rent Is Too Much

Written by: Lauren Harrington

This article draws from first-hand renter experiences and recurring financial challenges reported after moving in.

decorative image for Maximizing Your Refund: Essential Tax Tips for Renters article

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.