
Cheap Apartments for Rent in the South Union Neighborhood of Renton, WA from $700 (11 Rentals)
Search the lowest-cost Apartments available for rent right now in the South Union area of Renton.


Constellation
Seattle's Best Affordable Neighborhoods
Learn about Seattle, WA and the best places to live with original content written by our Local Expert Sharon Stallings
South Union, Renton, WA Local Guide

How much does it cost to rent an apartment in South Union?
Bedroom | Average Rent | Cheapest Rent | Highest Rent |
---|---|---|---|
South Union Studio Apartments | $1,837 | $1,100 | $3,323 |
South Union 1 Bedroom Apartments | $2,150 | $1,325 | $4,177 |
South Union 2 Bedroom Apartments | $2,722 | $1,600 | $5,908 |
South Union 3 Bedroom Apartments | $3,399 | $1,968 | $6,349 |
South Union 4 Bedroom Apartments | $10,110 | $10,000 | $10,000+ |
Browse Apartments in this Neighborhood
There are currently 11 rentals with your search options within a 2 mile radius of the South Union Neighborhood of Renton, WA.
See all Apartments in RentonExplore Renton
South Union, Renton, WA Local Guide
- Nearby Renton neighborhoods
- Nearby Cities
- ZIP codes
- Local Counties
- School Districts
Cheapest Available South Union Apartments for Rent
 The cheapest available apartment rental in the South Union area of Seattle, WA is a Studio unit found at Riviera Apartments priced from $1,100. Constellation has the second lowest priced unit, which is a 1 Bed apartment currently listed from $1,449. Here are the most affordable South Union apartments for rent in Seattle, WA:
Apartment Listing | Model Name | Bed/Bath | Priced From |
---|---|---|---|
Riviera Apartments | Studio Layout 1 | Studio,1BA | $1,100 |
Constellation | Vela | 1BR,1BA | $1,449 |
RENTON SAGE APARTMENTS | 1x1 Classic | 1BR,1BA | $1,508 |
Maplewood Park | STDO | Studio,1BA | $1,550 |
Griffis Lake Washington | Alder | Studio,1BA | $1,610 |
Best Value Apartments for Rent in South Union, WA
As of February 27, 2025 the best value apartment in the South Union area is the $2.33 price per square foot Spinnaker Model at Bella Vista in the in the Kennydale neighborhood starting from $2,980. The second greatest value South Union apartment is the Martinique Model at Pinnacle on Lake Washington starting at $2,545 with a $2.09 price per square foot in the Highlands Park neighborhood. Here is today’s list of the best values for South Union apartments based on price per square foot:
Apartment Listing | Model Name | Bed/Bath | Price Per Sq.Ft. |
---|---|---|---|
Bella Vista | Spinnaker | 2BR,2BA | $2.33 |
Pinnacle on Lake Washington | Martinique | 2BR,2BA | $2.09 |
Echo Mountain | 3x2 B | 3BR,2BA | $2.03 |
Valley Springs | DOUGLAS | 2BR,2BA | $2.14 |
Hilltop in the Highlands | Plan B2 | 2BR,2BA | $2.12 |
Peak 88 | 2x1 | 2BR,1BA | $2.32 |
Heritage Grove | 1x1 | 1BR,1BA | $2.28 |
Highland Palms | 2BR/1.0BA | 2BR,1BA | $2.44 |
RENTON SAGE APARTMENTS | 1x1 Classic | 1BR,1BA | $2.39 |
Constellation | Vela | 1BR,1BA | $2.34 |
Quick 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.
Pet Friendly LifestyleSouth Union, Renton, WA
Ranked #35
Among neighborhoods in Renton, WA for Apartment listings with Pet Friendly Amenities
Pet Friendliness Lifestyle Score
4.0Pet Friendly
Best Local Schools in South Union, Renton, WA
Maplewood Heights Elementary School
School data provided by Great Schools
Best Local Schools in South Union, Renton, WA
Maplewood Heights Elementary School
School data provided by Great Schools
Lifestyle Ratings
ApartmentHomeLiving brings you our detailed rental search system called 'Lifestyle ratings', composed of rentals in areas across the United States including South Union, Renton, and the greater Seattle area. Our Lifestyle Ratings help you zero-in on the perfect place to call home. This takes in many factors including our Star Ratings to compare for the best proximity to parks and outdoor amenities, luxury amenities, kid and pet-friendly communities, availability of transit options, and other valuable search options. Find Lifestyle Search in the filter options (above). Happy Searching!
Getting Around the South Union Neighborhood in Renton, WA
Walk Score®
76 / 100
Very Walkable
Most errands can be accomplished on foot
Bike Score®
51 / 100
Bikeable
Some bike infrastructure
Transit Score®
31 / 100
Some Transit
A few nearby public transportation options
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 South Union Apartments
What is the Cheapest Studio apartment in South Union?
Currently the most affordable Cheap Studio Apartment in South Union is at Riviera Apartments listed at $1,100.
How much is rent for a Cheap One Bedroom South Union Apartment?
The lowest price for a Cheap One Bedroom South Union Apartment is $1,325 at Riviera Apartments.
What is the lowest price for a Cheap Two Bedroom South Union Apartment for rent?
Today's best deal for a Cheap Two Bedroom Apartment in South Union is starting from $1,709 at Constellation.
What is the most affordable South Union Three Bedroom Apartment?
The best deal on a cheap South Union Three Bedroom Apartment rental is at Echo Mountain and starts from $2,298.
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.

The 10 Best Affordable Neighborhoods in Seattle, WA
Written by: Sharon Stallings
I'm Sharon, your ApartmentHomeLiving.com Local Expert for Seattle, Washington. My husband, two children, and I moved to West Seattle in 1995.

Understanding Amenity Fees: Know Where You Might Be Able to Save Money
Written by: Amber Kanuckel
With the rising costs of housing, a lot of renters are asking this question: Is it possible to opt out of various amenities that your rental property offers so that you can avoid paying the fees.

What to Know About Fees and Fines When Renting
Written by: Trey Huguley
When it comes to renting a new apartment or home there can be a number of fees that you will want to keep in mind going into the process.

How Your Move-In Inspection Can Protect Your Security Deposit
Written by: Christine Leonard, Esq.
If you’re anything like most people, housing costs represent a huge chunk of your monthly budget. On top of that, moving can be both a stressful and expensive affair.