
Cheap Homes for Rent in Union, MO from $600 (6 Rentals)
Search the lowest-cost Homes available for rent right now in Union.


1091 Oregon St

1118 Franklin Ave
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.

17 North Dr

58 Weis Ave

326 Perkins Rd
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.
Union, MO Local Guide

How much does it cost to rent a home in Union?
| Bedroom | Average Rent | Cheapest Rent | Highest Rent |
|---|---|---|---|
| Union 2 Bedroom Homes for Rent | $1,542 | $950 | $2,400 |
| Union 3 Bedroom Homes for Rent | $2,206 | $1,100 | $2,800 |
| Union 4 Bedroom Homes for Rent | $2,606 | $1,695 | $3,995 |
| Union 5 Bedroom Homes for Rent | $3,900 | $3,900 | $3,900 |
Browse Top Homes for Rent in Union
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Union, MO Local Guide
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Cheapest Available Union Apartments for Rent and Nearby
 The cheapest available apartment rental in Union, MO is a 1 Bed unit found at 990 S Lay Ave priced from $710. Osage Estates Apartments in the Gray Summit neighborhood has the second lowest priced unit, which is a 1 Bed apartment currently listed from $850. Here is today’s list of the most affordable Union apartments for rent:
| Apartment Listing | Model Name | Bed/Bath | Priced From |
|---|---|---|---|
| 990 S Lay Ave | 990 South Lay | 1BR,1BA | $710 |
| Osage Estates Apartments | 1 Bed, 1 bath | 1BR,1BA | $850 |
| Summit Valley Apartments | One Bed, One Bath | 1BR,1BA | $855 |
Best Value Apartments for Rent in Union, MO and Nearby
As of April 15, 2026 the best value apartment in the Union area is the $1.35 price per square foot 2 Bed 2 Bath Model at Carriage Place at Lake Chesterfield in the in the Enclaves at Cherry Hills neighborhood starting from $1,600. The second greatest value Union apartment is the B1 Model at Aventura at Wentzville starting at $1,510 with a $1.41 price per square foot in the Carlton Glen Estates neighborhood. Here is today’s list of the best values for Union apartments based on price per square foot:
| Apartment Listing | Model Name | Bed/Bath | Price Per Sq.Ft. |
|---|---|---|---|
| Carriage Place at Lake Chesterfield | 2 Bed 2 Bath | 2BR,2BA | $1.35 |
| Aventura at Wentzville | B1 | 2BR,2BA | $1.41 |
| Aventura at Hawk Ridge | B1 | 2BR,2BA | $1.45 |
| Aventura at Towne Centre | AD | 2BR,1BA | $1.46 |
| Walden Pond | 2A | 2BR,2BA | $1.36 |
| Summit Valley Apartments | One Bed, One Bath | 1BR,1BA | $1.05 |
| Autumn Leaf Apartment Homes | 1 Bedroom Upstairs | 1BR,1BA | $1.24 |
| Osage Estates Apartments | 1 Bed, 1 bath | 1BR,1BA | $1.24 |
| Chapel Ridge of Union | 1 Bedrooms | 1BR,1BA | $1.37 |
| 990 S Lay Ave | 990 South Lay | 1BR,1BA | $1.42 |
10 Hidden Costs of Renting You Should Budget for Before Signing a Lease
Avoid financial stress when renting. Learn about the 10 most common hidden costs—from pet fees to utilities—you must budget for before you sign a lease.
Read ArticleDon'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.
Read ArticleThe 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.
Read ArticleCash 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.
Read ArticleLocal Guide To the Best Student Friendly Neighborhoods to Rent Near Colleges in St. Louis
A Local Experts guide to the Best Student Friendly Neighborhoods Near Colleges in the St. Louis, MO metro area for affordable living. Find your perfect Student apartment, condo, or rental home today at apartmenthomeliving.com
Read ArticleQuick 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.
Best Local Schools in Union, MO
School data provided by Great Schools
Remember the 3 Rules of Real Estate:Location, Location, Location!
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Frequently Asked Questions about Union
What type of rentals are currently available in Union?
There are currently 50 Apartments for Rent in Union, MO with pricing that ranges from $710 to $3,400. There are also 35 Single Family Homes for rent, Condos, and Townhome rentals currently available in Union ranging from $620 to $3,995.
What is the current price range for Rental Homes in Union?
Today's rental pricing for Homes for Rent, Condos and Townhomes in Union ranges from $620 to $3,995 with an average monthly rent of $2,211.
How much are larger Three and Four Bedroom Rentals in Union?
For those who are looking for larger living arrangements, Three Bedroom Apartments in Union range from $1,300 to $3,185, while Three Bedroom Homes, Condos, and Townhomes for rent range from $1,100 to $2,800. Four Bedroom Single-Family rentals are also available starting from $1,695 and Four Bedroom Apartments start at $2,900.
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.
Helpful Local Expert Guides

A Local Expert’s Guide To the 10 Top Budget-Friendly Neighborhoods to Rent in St. Louis
Written by: Taryn Shorr-Mckee
I’m Taryn, your ApartmentHomeLiving.com team Local Expert for St. Louis, Missouri. Nicknamed “a city of neighborhoods,” St. Louis has nearly 80 distinct communities, each with unique characteristics setting it apart from others.

Local Guide To the Best Student Friendly Neighborhoods to Rent Near Colleges in St. Louis
Written by: Taryn Shorr-Mckee
Finding the right neighborhood to rent near your St. Louis college or university isn’t just about convenience.

St. Louis Living: Your Local Experts Guide to Neighborhoods and Renting
Written by: Taryn Shorr-Mckee
St. Louis is a historic city of neighborhoods — nearly 80 of them — each with its own personality, rhythm, and everyday comforts.
Articles, How-To's, and Tips

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.

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.

18 Must-Ask Rental Tour Questions That Reveal the Truth about a Property
Written by: Lauren Harrington
Renting your next home can feel thrilling and overwhelming at the same time.

A Renters Guide for Tips on Writing Your Notice for Not Renewing Your Apartment
Written by: Bob Mallory
Packing up everything you own to move is so stressful for many that ending your apartment lease can feel like a small or unimportant task. Ending your lease involves more than simply turning over your keys on the last day.