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Apartments for Rent in OST - South Union, Houston, TX

92 rentals available

5150 Oasis Park #1 - Photo 1 of 1

5d+ ago

OST - South Union house for rent in Houston

5150 Oasis Park #1, Houston, TX 77021

In-unit laundry | Furnished | Air conditioning

1 bed

1 bath

$900

House for rent

Available Dec 1

Furnished room near University of Houston

This furnished 1-bed, 1-bath house in OST - South Union sits minutes from University of Houston, downtown, and major highways I-45 and I-610. The 144 sqft private room includes hardwood floors, high vaulted ceilings, walk-in closet, and shared access to in-unit laundry, dishwasher, and fenced backyard in a gated community.

3655 Seabrook St #6 - Photo 1 of 1

5d+ ago

OST - South Union house for rent in Houston

2 beds

1 bath

$1,000

House for rent

Description

Nice 2 Bedroom 1 Bath With 1600 Sf

4007 Corder St #4345 - Photo 1 of 1

5d+ ago

OST - South Union apartment for rent in Houston

Apartments in South Side ..gourmet kitchens and custom cabinets

4007 Corder St #4345, Houston, TX 77021

Air conditioning | On-site laundry | Balcony

2 beds

1 bath

$885

Apartment for rent

2-bed apartment near Medical Center & downtown

A 2-bed apartment in Houston, TX's OST - South Union neighborhood, this 814 sqft unit sits minutes from the Medical Center, University of Houston, and downtown via Metro Busline 52. The apartment includes a dishwasher, air conditioning, balcony, and walk-in closet, with onsite laundry and controlled access in the gated community.

5924 Schroeder Rd #3038 - Photo 1 of 1

5d+ ago

OST - South Union apartment for rent in Houston

reduced rents apartment in South Side

5924 Schroeder Rd #3038, Houston, TX 77021

In-unit laundry | Furnished | Air conditioning

2 beds

1 bath

$895

Apartment for rent

Renovated 2-bed apartment near UH and Med Center

Apartment in OST - South Union, this 2-bed, 1-bath unit features granite countertops, hardwood floors, and in-unit laundry in a 900 sqft layout. Recently renovated with new black appliances and central air, the apartment includes a balcony and walk-in closets. Close to University of Houston, Texas Southern University, and the Medical Center with light rail access nearby.

5520 Griggs Rd #3039 - Photo 1 of 1

5d+ ago

OST - South Union apartment for rent in Houston

Incredible community in South Side4 weeks free

5520 Griggs Rd #3039, Houston, TX 77021

In-unit laundry | Air conditioning | Walk-in closets

1 bed

1 bath

$1,030

Apartment for rent

1-bed apartment with in-unit laundry & pool

Apartment with 1 bed in OST - South Union, this 1-bed, 1-bath unit spans 1,003 sqft with high ceilings and a walk-in closet. In-unit laundry, dishwasher, and air conditioning add convenience, while the gated community includes a pool, business center, and controlled access. Pet-friendly with $15 monthly rent for cats or dogs.

5520 Griggs Rd #3040 - Photo 1 of 1

5d+ ago

OST - South Union apartment for rent in Houston

Very nice apartment in South Side4 weeks free

5520 Griggs Rd #3040, Houston, TX 77021

In-unit laundry | Air conditioning | Walk-in closets

2 beds

2 baths

$1,241

Apartment for rent

2-bed apartment with in-unit laundry & pool

Right in OST - South Union, this 2-bed, 2-bath apartment offers 1,322 sqft with high ceilings and walk-in closets. In-unit laundry, dishwasher, and air conditioning add convenience, while the gated community includes a pool, business center, and controlled access. Pet-friendly with $15 monthly rent for cats or dogs.

6 Old Spanish Trail @ Del Rio St #3041 - Photo 1 of 1

5d+ ago

OST - South Union apartment for rent in Houston

one month free discover your brand-new luxury apartment in South Side

6 Old Spanish Trail @ Del Rio St #3041, Houston, TX 77021

In-unit laundry | Furnished | Air conditioning

1 bed

1 bath

$1,200

Apartment for rent

1-bed apartment near Texas Medical Center

A apartment in OST - South Union, this 1-bed, 1-bath unit offers 1,003 sqft with in-unit laundry and a dishwasher. Nine-foot ceilings, European-style cabinetry, and a walk-in closet add comfort, while the gated community provides direct freeway access. Minutes from Hermann Park, the Texas Medical Center, and Downtown Houston.

6 Old Spanish Trail @ Del Rio St #3042 - Photo 1 of 1

5d+ ago

OST - South Union apartment for rent in Houston

4 weeks free luxury chic apartment in South Side!!

6 Old Spanish Trail @ Del Rio St #3042, Houston, TX 77021

In-unit laundry | Furnished | Air conditioning

2 beds

2 baths

$1,383

Apartment for rent

2-bed apartment near Medical Center & Downtown

Set in OST - South Union, this 2-bed, 2-bath apartment offers 1,322 sqft with nine-foot ceilings and European-style cabinetry. In-unit laundry, dishwasher, walk-in closets, and energy-efficient appliances complete the layout. Located minutes from Texas Medical Center, Downtown, Hermann Park, and major freeways for easy commuting.

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5924 Schroeder Rd #3037 - Photo 1 of 1

5d+ ago

OST - South Union apartment for rent in Houston

1.5 months freeurban retreat apartment in South Side

5924 Schroeder Rd #3037, Houston, TX 77021

In-unit laundry | Furnished | Air conditioning

1 bed

1 bath

$795

Apartment for rent

Renovated 1-bed apartment near UH and Med Center

This 800 square-foot apartment in OST - South Union includes granite countertops, hardwood floors, and in-unit laundry. The 1-bed, 1-bath layout features central heat and air, ceiling fans, walk-in closets, and a private balcony. Located close to University of Houston, Texas Southern University, and the Medical Center with light rail access nearby.

17h ago

7.7

Very good

Tierwester (7812)

7812 Tierwester St, Houston, TX 77021

2 beds

1 bath

$920

Apartment for rent

Spacious Living in a Gated Community Near TSU

Nestled in OST - South Union, Tierwester Village offers spacious 2-bedroom, 1-bath homes with no shared walls, ensuring privacy and comfort. Enjoy bright interiors, cozy bedrooms, and a functional kitchen—ideal for relaxation and entertaining. Located just minutes from TSU, UH, and the Medical Center, this pet-friendly community features convenient on-site laundry and gated parking, making it perfect for both students and professionals alike.

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Home > Apartments in Houston > OST - South Union Apartments For Rent
Updated: August 11, 2026

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Learn more about renting in OST - South Union, Houston, TX

What is the average rent for a 1-bedroom apartment OST - South Union, Houston, TX?

Based on Zumper's July 2026 data, one-bedroom apartments in OST - South Union, Houston average around $890/month, down 4.6% year over year.

What is the average rent for a 2-bedroom apartment OST - South Union, Houston, TX?

Based on Zumper's July 2026 data, two-bedroom apartments in OST - South Union, Houston average approximately $1,050/month, down 2.3% from this time last year.

What is the average rent for a 3-bedroom apartment OST - South Union, Houston, TX?

Based on our July 2026 rent data, three-bedroom apartments in OST - South Union, Houston average close to $2,220/month, up 7.9% year over year.

How much does it cost to rent an apartment in OST - South Union, Houston, TX?

Based on Zumper's July 2026 data, OST - South Union apartments in Houston average about $1,170/month across all property types, up 3.8% year over year. Rents vary from around $890 for one-bedrooms to roughly $2,220 for three-bedrooms.

What is the average apartment size in OST - South Union, Houston, TX?

In our current listings, apartments in OST - South Union, Houston average around 1,125 sqft across all unit types, with three-bedrooms running largest at approximately 1,539 sqft.

What type of apartment is most common in OST - South Union, Houston, TX?

Based on Zumper's current listings, three-bedroom apartments are the most common rental type in OST - South Union, Houston, with about 35 listings available monthly.

Why OST - South Union, Houston is a great place to live

We've analyzed data from the last few years to understand what makes OST - South Union a desirable neighborhood for renters. It appears that this area excels in catering to two key lifestyle trends: social life and pet friendliness.

For those who value an active social life, OST - South Union offers a unique blend of advantages. Its high transit frequency, well-designed street infrastructure, and diverse neighborhood age distribution all contribute to a dynamic community. Additionally, the area's strong safety record and excellent walk score make it an ideal spot for exploring local amenities.

Pet owners will also find OST - South Union to be an excellent choice, with many apartments offering pet-friendly features such as dedicated pet spaces, pet-safe windows, and suitable flooring. The neighborhood also hosts pet events and provides outdoor spaces for pets to enjoy. With no breed restrictions and a relaxed pet policy, this area is perfect for renters with furry friends.

What type of apartment is least common inOST - South Union, Houston, TX?

According to our listings data, studios are the least common rental type in OST - South Union, Houston, with about 1 listing available per month.

Methodology: How we got this data

Zumper’s proprietary rental data fuels our analysis. Rent and market trends, availability, neighborhood popularity, and lifestyle scores are all calculated using real-time and 2026 rental inventory and prices.

Our Lifestyle Categories ("great for eco-living," "great for social life," "great for pet owners," etc.) are determined by set criteria, against which we score each listing and its available features. At the neighborhood level, we calculate the listing count for each category to determine which lifestyles best fit each area.

Zumper, founded in 2012, is North America’s largest privately-owned rental platform, offering over 1 million listings across the U.S. and Canada. Stay informed on the latest trends and shifts in the rental market with our monthly National Rent Report, your go-to resource for key insights into the evolving rental landscape.

Looking for apartments in OST - South Union, Houston, TX near you?

🔑Available apartment rentals92
💰Best rent deal5924 Schroeder Rd #3037
Popular amenities, ,
🧦In-unit laundry
🍽With dishwasher
🏠With photos