●Summer Mountain RanchHomes for Sale

Market Overview for Summer Mountain Ranch

There are 6 active listings in Summer Mountain Ranch with a median list price of $892K and a median sold price of $786K.

Homes average 28 days on market.

Over the past 30 days, 1 homes have sold, with 3 sales in the past 12 months.

The average price per square foot is $333.

About Summer Mountain Ranch

Summer Mountain Ranch is a residential community in the San Marcos area of Hays County, Texas, located northwest of the city near the Wimberley corridor. The neighborhood sits within the 78666 zip code area, approximately 30 miles south of downtown Austin along the I-35 corridor. San Marcos is home to Texas State University and sits at the confluence of the San Marcos River and the Blanco River. Summer Mountain Ranch is in the hilly terrain west of San Marcos, in the transition between the Blackland Prairie and the Edwards Plateau.

Homes in Summer Mountain Ranch are primarily single-family residences on lots ranging from a quarter acre to over an acre. The housing stock includes construction from the 2000s and 2010s with prices typically in the mid-$300s to the upper $500s. The semi-rural setting provides larger lot sizes and more open space than subdivisions closer to I-35.

Summer Mountain Ranch is served by San Marcos Consolidated Independent School District, a district of approximately 8,144 students (2025-26). Students typically attend Travis Elementary, Miller Middle School, and San Marcos High School. San Marcos CISD serves the city of San Marcos and surrounding areas in central Hays County.

San Marcos is positioned at the intersection of I-35 and State Highway 123, providing highway access north to Austin and south to San Antonio. Texas State University, with approximately 44,596 students (fall 2025), is the city's economic anchor. The San Marcos Premium Outlets and Tanger Outlets on I-35 are major retail and employment centers. Commuters heading to downtown Austin face 35 to 50 minutes via I-35 North. The spring-fed San Marcos River provides tubing, kayaking, and swimming year-round.

Living in Summer Mountain Ranch

Summer Mountain Ranch is in a city with a median household income of approximately $45,000 to $55,000, lower than the Austin metro average due to the large student population at Texas State University. The non-student population in the San Marcos area includes a mix of professionals and longtime residents. The area west of San Marcos toward Wimberley has a higher income profile, with many residents commuting to Austin or working remotely.

Daily life benefits from San Marcos's commercial infrastructure and natural amenities. H-E-B on Highway 123 handles grocery shopping. The San Marcos River, fed by over 200 springs maintaining a constant 72 degrees, offers tubing, kayaking, and swimming at Rio Vista Park and City Park. Wimberley, approximately 15 minutes northwest, has a charming town square with galleries, shops, and a Saturday farmers market. Blue Hole Regional Park in Wimberley provides swimming in a natural spring-fed pool. San Marcos Premium Outlets and Tanger Outlets draw shoppers from across Central Texas. Wonder World Cave, a natural cave formed by an earthquake fault, offers year-round tours.

Things to Do in Summer Mountain Ranch

• San Marcos River: A spring-fed river maintaining a constant 72°F year-round with tubing, kayaking, and swimming at Rio Vista Park and City Park. Free river access.
• Wimberley Square: A small-town square approximately 15 minutes northwest with galleries, shops, restaurants, and a Saturday farmers market.
• Blue Hole Regional Park: A natural spring-fed swimming hole in Wimberley with hiking trails and picnic areas. Open seasonally with a small admission fee.
• San Marcos Premium Outlets: A 430,000-square-foot outlet shopping center on I-35 with over 140 stores.
• Wonder World Cave & Adventure Park: A natural cave formed by an earthquake fault in San Marcos, offering guided tours, an observation tower, and a wildlife park.

Major Employers in Summer Mountain Ranch

• Texas State University (Higher Education): A public university with approximately 44,596 students (fall 2025) and more than 1,700 full-time faculty and 2,300 full-time staff, the largest employer in San Marcos.
• San Marcos Premium Outlets / Tanger Outlets (Retail): The combined outlet centers on I-35 employ approximately 2,100 people across retail stores and restaurants.
• Christus Santa Rosa Hospital San Marcos (Healthcare): A hospital in San Marcos with approximately 650 employees providing emergency and inpatient services.
• Hunter Industries (Manufacturing): An irrigation equipment manufacturer with a San Marcos facility employing approximately 650 people.

Summer Mountain Ranch Schools

Summer Mountain Ranch is served by San Marcos CISD, a district of approximately 8,144 students (2025-26) in central Hays County.

School District: San Marcos CISD

Public Schools

Pre-Schools

• The Kid Ranch Christian Preschool - Christian preschool in San Marcos.
• Primrose School of San Marcos - Private preschool and early education center in San Marcos.

Private Schools

• San Marcos Academy - A private college-preparatory boarding and day school in San Marcos, founded in 1907, serving K-12.
• St. Stephen's Episcopal School - Private school accessible from the Wimberley area.

Frequently Asked Questions