701 W Main St
UnionMO63084
Cheap Apartments for Rent in Union, MO from $500 (29 Rentals)
Search the lowest-cost Apartments available for rent right now in Union.
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Rent Specials
$950 - $1,6001 to 3 Bedroom Apartments Available Now
Chapel Ridge of Union
101 Chapel Ridge DrUnion, MO 63084
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1 to 4 Bedroom Apartments
Stoneridge Townhomes
341 Rolling Meadow LnUnion, MO 63084
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1 to 2 Bedroom Apartments
Whispering Meadows
105 Whispering Meadows DrUnion, MO 63084
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1 to 3 Bedroom Apartments
Hummingbird Heights
564 Red Bill DrUnion, MO 63084
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$7101 Bedroom Apartments Available Now
990 S Lay Ave
990 S Lay AveSt. Clair, MO 63077
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Rent Specials
$765 - $8751 to 2 Bedroom Apartments Contact Us For Availability
Village on the Green
104 Mulligan StSullivan, MO 63080
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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$850 - $1,3001 to 3 Bedroom Apartments Available Now
Osage Estates Apartments
2615 Lisa LnPacific, MO 63069
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$855 - $9601 to 2 Bedroom Apartments Available Now
Summit Valley Apartments
155 Summit Valley LoopPacific, MO 63069
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$1,010 - $1,3901 to 2 Bedroom Apartments Available Now
Cedar Lakes Apartments
36 Cedar Circle DrLake St. Louis, MO 63367
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$1,0502 Bedroom Apartments Available Jul 1
Pacific Village Apartments
1517 W Pacific StPacific, MO 63069
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Rent Specials
$1,111 - $1,5821 to 3 Bedroom Apartments Available Now
Southernside Apartments
1 Southernside LnO'Fallon, MO 63368
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$1,1502 Bedroom Apartments Available Now
Autumn Leaf Apartment Homes
100-300 Autumn Leaf DrSt. Clair, MO 63077
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$1,200 - $1,4002 to 3 Bedroom Apartments Available Now
Walden Pond
1911 Walden LnHigh Ridge, MO 63049
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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$1,245 - $1,7501 to 3 Bedroom Apartments Available Now
Washington Terrace
1017 Don AveWashington, MO 63090
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$1,259 - $1,8801 to 3 Bedroom Apartments Available Now
Preserve at Research Park
700 Mallards WayO'Fallon, MO 63368
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Rent Specials
$1,270 - $1,9441 to 3 Bedroom Apartments Available Now
Enclave at Winghaven
1000 Applerock DrO'Fallon, MO 63368
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$1,299 - $2,9991 to 3 Bedroom Apartments Available Now
ReNew WestGlen
920 Quail Terrace CtBallwin, MO 63021
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Studio to 2 Bedroom Apartments
Woodridge Manor Apartments
2404 Williams Creek RdHigh Ridge, MO 63049
6 S Center St
SullivanMO63080
202 Bland St
SullivanMO63080
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.
610 Blair St
SullivanMO63080
159 Arborview Dr
Villa RidgeMO63089
618 Carolee Ct
Villa RidgeMO63089
58 Weis Ave
EllisvilleMO63011
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2 Bedroom Apartments
Riverbend Estates III
1901 High StWashington, MO 63090
6806 Tree Top
House SpringsMO63051
715 Walnut St
WashingtonMO63090
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.
2004 E Fifth St
WashingtonMO63090
Showing Results 1-29, Page 1 of 1
Union, MO Local Guide
Lake Sunrise in Union by MCA / Mike Allyn is licensed under CC BY 2.0
How much does it cost to rent an apartment in Union?
| Bedroom | Average Rent | Cheapest Rent | Highest Rent |
|---|---|---|---|
| Union Studio Apartments | $1,420 | $1,420 | $1,420 |
| Union 1 Bedroom Apartments | $1,500 | $680 | $1,957 |
| Union 2 Bedroom Apartments | $1,881 | $875 | $2,815 |
| Union 3 Bedroom Apartments | $2,410 | $1,300 | $3,185 |
| Union 4 Bedroom Apartments | $3,154 | $3,000 | $3,400 |
Browse Top Apartments in Union
See all Apartments in UnionExplore Union
Union, MO Local Guide
- Nearby Cities
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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 |
| Chapel Ridge of Union | 1 Bedrooms | 1BR,1BA | $950 |
| Autumn Leaf Apartment Homes | 2 Bedroom Upstairs | 2BR,2BA | $1,150 |
| Cedar Lakes Apartments | C2 | 2BR,2BA | $1,155 |
| Walden Pond | 2A | 2BR,2BA | $1,200 |
| Washington Terrace | 1B/1B | 1BR,1BA | $1,245 |
| Enclave at Winghaven | The Charles | 1BR,1BA | $1,270 |
| Southernside Apartments | Two Bedroom | 2BR,2BA | $1,331 |
Best Value Apartments for Rent in Union, MO and Nearby
As of June 15, 2026 the best value apartment in the Union area is the $1.21 price per square foot Two Bedroom Model at Southernside Apartments in the in the Tysons Corner neighborhood starting from $1,331. The second greatest value Union apartment is the 2 Bedroom Upstairs Model at Autumn Leaf Apartment Homes starting at $1,150 with a $1.12 price per square foot . 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. |
|---|---|---|---|
| Southernside Apartments | Two Bedroom | 2BR,2BA | $1.21 |
| Autumn Leaf Apartment Homes | 2 Bedroom Upstairs | 2BR,2BA | $1.12 |
| Madison Rockwood | The Logan | 2BR,1BA | $1.45 |
| Cedar Lakes Apartments | C2 | 2BR,2BA | $1.22 |
| Washington Terrace | 1B/1B | 1BR,1BA | $1.39 |
| Walden Pond | 2A | 2BR,2BA | $1.36 |
| Summit Valley Apartments | One Bed, One Bath | 1BR,1BA | $1.05 |
| Osage Estates Apartments | 1 Bed, 1 bath | 1BR,1BA | $1.24 |
| Chapel Ridge of Union | 1 Bedrooms | 1BR,1BA | $1.41 |
| 990 S Lay Ave | 990 South Lay | 1BR,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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Local 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 ArticleReal 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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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 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 Cheap Union Apartments
How much is rent for a Cheap One Bedroom Union Apartment?
The lowest price for a Cheap One Bedroom Union Apartment is $710 at 990 S Lay Ave.
What is the lowest price for a Cheap Two Bedroom Union Apartment for rent?
Today's best deal for a Cheap Two Bedroom Apartment in Union is starting from $950 at Osage Estates Apartments.
What is the most affordable Union Three Bedroom Apartment?
The best deal on a cheap Union Three Bedroom Apartment rental is at Osage Estates Apartments and starts from $1,300.
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
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.
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.
Creative Ways Developers Reimagine Retail Spaces as Residential Units
Written by: Robin Stewart
Adaptive reuse is when a commercial property is converted and repurposed. The real estate industry has embraced a growing number of these projects.
Neighborhood and Market Insights: How to Choose the Right Area to Rent
Written by: Robin Stewart
Apartment-hunting can be a gargantuan task. Renters have a wish list of items—some luxuries, some necessities—but finding what you seek in the right place is perhaps the most important part of the journey.