
Cheap Apartments for Rent in Union, MO from $500 (16 Rentals)
Search the lowest-cost Apartments available for rent right now in Union.


Village on the Green

Pacific Village Apartments
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.

Summit Valley Apartments

Autumn Leaf Apartment Homes

Cedar Lakes Apartments

Rockwood Springs

Washington Terrace
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.

Riverbend Estates III

6 S Center St

5513 Carla Dr

245 Rolling Hills Rd
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.

908 Olive St
Union, MO Local Guide

How much does it cost to rent an apartment in Union?
| Bedroom | Average Rent | Cheapest Rent | Highest Rent |
|---|---|---|---|
| Union 1 Bedroom Apartments | $1,492 | $680 | $1,990 |
| Union 2 Bedroom Apartments | $1,869 | $875 | $3,015 |
| Union 3 Bedroom Apartments | $2,103 | $1,200 | $3,060 |
| Union 4 Bedroom Apartments | $3,750 | $3,000 | $4,000 |
Browse Top Apartments in Union
See all Apartments in UnionExplore Union
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 $680. Summit Valley Apartments in the Gray Summit neighborhood has the second lowest priced unit, which is a 1 Bed apartment currently listed from $800. 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 | $680 |
| Summit Valley Apartments | One Bed, One Bath | 1BR,1BA | $800 |
| Autumn Leaf Apartment Homes | 2 Bedroom Downstairs | 2BR,2BA | $950 |
| Chapel Ridge of Union | 1 Bedrooms | 1BR,1BA | $1,024 |
| Cedar Lakes Apartments | A1 | 1BR,1BA | $1,025 |
Best Value Apartments for Rent in Union, MO and Nearby
As of October 29, 2025 the best value apartment in the Union area is the $1.25 price per square foot Estate Homes Model at The Estates at The Waterways in the in the Whispering Woods neighborhood starting from $3,000. The second greatest value Union apartment is the Waterside I Model at Waterways Apartments starting at $1,880 with a $1.39 price per square foot in the Whispering Woods 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. |
|---|---|---|---|
| The Estates at The Waterways | Estate Homes | 4BR,2.5BA | $1.25 |
| Waterways Apartments | Waterside I | 3BR,2BA | $1.39 |
| Southernside Apartments | Two Bedroom | 2BR,2BA | $1.21 |
| Washington Terrace | 2B/2B | 2BR,2BA | $1.23 |
| Walden Pond | 3A | 3BR,2BA | $1.30 |
| Autumn Leaf Apartment Homes | Bedrooms Upstairs | 2BR,2BA | $1.12 |
| Summit Valley Apartments | One Bed, One Bath | 1BR,1BA | $0.98 |
| Carriage Place at Lake Chesterfield | 1A | 1BR,1BA | $1.38 |
| Rockwood Springs | The Spruce | 1BR,1BA | $1.30 |
| 990 S Lay Ave | 990 South Lay | 1BR,1BA | $1.36 |
Apartment Common Area Rules: What Renters Need to Know
From the lounge to the laundry room, understand your rights and responsibilities in shared apartment spaces. Get tips on pet rules, noise, and security.
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 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!
Explore Union, MO Rentals by Map
See the most popular apartments and homes in Union, MO
Getting Around Union, MO
Walk Score®
32 / 100
Car-Dependent
Most errands require a car
Bike Score®
33 / 100
Somewhat Bikeable
Minimal bike infrastructure
What Are Walk Score®, Transit Score®, and Bike Score® Ratings?
- Walk Score® measures the walkability of any address.
- Transit Score® measures access to public transit.
- Bike Score® measures the bikeability of any address.
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 $680 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 $900 at Summit Valley Apartments.
What is the most affordable Union Three Bedroom Apartment?
The best deal on a cheap Union Three Bedroom Apartment rental is at Walden Pond and starts from $1,400.
Expert Rental Resources
Helpful Apartment Articles, How-To's and Tips
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.

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.

Apartment Common Area Rules: What Renters Need to Know
Written by: Christine Leonard, Esq.
Back in the day when I rented one of my first apartments, the property didn’t even have laundry in the building. Now, rental properties are often competing against each other to provide the best amenities.

How to Negotiate Your Apartment Lease and Save Money
Written by: Christine Leonard, Esq.
Everything is a negotiation in real estate!

The Rental Move-In Inspection Checklist: A Guide for Renters
Written by: Trey Huguley
The move-in inspection checklist is a crucial tool for both tenants and landlords. This checklist, provided by the team at ApartmentHomeLiving.com, helps document the condition of an apartment at the time of move-in.


