Cheap Apartments for Rent in St. Louis County, MO from $300 (362 Rentals)

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

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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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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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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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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Cheapest Available St. Louis County Apartments for Rent

 

The cheapest available apartment rental in St. Louis County, MO is a Studio unit found at Northwest Airport Inn in the St. Ann neighborhood priced from $281. Trinity Park in the North Riverfront neighborhood has the second lowest priced unit, which is a 1 Bed apartment currently listed from $525. Here is today’s list of the most affordable St. Louis County apartments for rent:

Apartment ListingModel NameBed/BathPriced From
Northwest Airport InnStudio EconomyStudio,1BA$281
Trinity Park1 bedroom, 1 bathroom1BR,1BA$525
Montecito1 Bedroom1BR,1BA$650
Nico Terrace1 Bedroom Garden Apartment1BR,1BA$670
Crossing at Northpointe Apartments1 Bed 1 Bath1BR,1BA$675
Bilava Village1BD/1BA1BR,1BA$675
Cabana Club ApartmentsOne Bedroom One Bathroom1BR,1BA$680
Timber Place Apartments1 Bedroom 1 Bath - 722261BR,1BA$695

Best Value Apartments for Rent in St. Louis County, MO

As of July 17, 2026 the best value apartment in the St. Louis County area is the $0.54 price per square foot 2 Bedroom Townhome Model at Seven Hills Forest Condominiums in the in the Florissant neighborhood starting from $1,300. The second greatest value St. Louis County apartment is the 3 Bedroom Model at The Mint Townhomes starting at $1,500 with a $0.86 price per square foot in the Berkeley neighborhood. Here is today’s list of the best values for St. Louis County apartments based on price per square foot:

Apartment ListingModel NameBed/BathPrice Per Sq.Ft.
Seven Hills Forest Condominiums2 Bedroom Townhome2BR,2.5BA$0.54
The Mint Townhomes3 Bedroom3BR,1.5BA$0.86
Woodknoll Townhomes2BR/1.5BA2BR,1.5BA$0.66
Bentwood Townhomes4 Bedroom Townhome4BR,2.5BA$0.91
Kingsland Courtyard4-Bed4BR,4BA$0.87
River Trace Townhomes3 Bedroom 1.5 Bath Townhome with Garage3BR,1.5BA$0.88
Wild Cherry Apartments3BR/1.5BA3BR,1.5BA$0.98
Whispering Lake Apartments2BR 1BA GARDEN2BR,1BA$0.97
Montecito1 Bedroom1BR,1BA$0.90
Northwest Airport InnStudio EconomyStudio ,1BA$0.80

Frequently Asked Questions about Cheap St. Louis County Apartments

What is a cheap apartment in St. Louis County?

A cheap apartment is any apartment up to the 30% percentile of cost for the area, which in St. Louis County is under $695.

What is the price of a cheap apartment in St. Louis County?

The cheapest apartment in St. Louis County is Trinity Park which is listed at $525, while the average apartment in St. Louis County costs $1,937.

What types of apartments are the cheapest in St. Louis County?

Student, low-income, and by-the-bed apartments are typically the cheapest rentals in most cities, though they require qualifying criteria to rent. There are 240 regular apartments in St. Louis County that we think qualify as ‘cheap apartments’ that do not have special requirements to apply to rent.

How do the prices of cheap apartments compare to the average apartment in St. Louis County?

Cheap apartments in St. Louis County have an average cost of $412 which is $1,525 cheaper than the average rent for all rentals in St. Louis County.

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

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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.