Where is San Marcos, Texas, USA?

Written and fact-checked by | Reviewed by WhereIG Editorial Team | Last updated: August 14, 2026, 18:45 ET

Where is San Marcos Located? - San Marcos is a city located in the Hays County of Texas, United States. San Marcos lies between 43.3541476 Degrees North latitudes and 96.8919951 Degrees West longitudes.

Location Map of San Marcos, Texas

Where is San Marcos, Texas

San Marcos Map, Texas, USA

Where is San Marcos?: The Google Map showing the location of San Marcos in the U.S. state of Texas.

Where is San Marcos Located?

San Marcos is a city located in the Hays County of Texas, United States. San Marcos lies between 43.3541476 Degrees North latitudes and 96.8919951 Degrees West longitudes. According to 2020 U.S.census, the population of San Marcos city is 67553 people and the city has a total area of 34.14 sq mi. The city has numerous parks and recreational facilities.

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San Marcos, Texas Quick Facts

AttributeDetails
CitySan Marcos
CountyHays County
StateTexas
State CapitalAustin
US RegionSouth
Latitude29.8833° N
Longitude97.9414° W
Elevation597 ft (182 m)
Land Area36.05 sq mi
Water Area0.92 sq mi
Total Area36.97 sq mi
Population (2020 Census)67,553
Population Density1,874 per sq mi
ZIP Codes78666, 78667
Area Code512, 737
Time Zone StandardCentral Standard Time (CST), UTC−6
Time Zone DaylightCentral Daylight Time (CDT), UTC−5
CurrencyUnited States Dollar (USD)
FIPS Code48-65600
Congressional DistrictTexas' 21st Congressional District

Transportation and Connectivity in San Marcos, Texas

Transportation TypeDetails
Airport NameAustin-Bergstrom International Airport / San Antonio International Airport
IATA CodeAUS / SAT
PortPort of Corpus Christi (Regional Access)
Major HighwaysInterstate 35, State Highway 123, State Highway 80
Train ServiceAmtrak Texas Eagle service
Local Bus/Transit ServiceSan Marcos Transit and CARTS regional transit
  • Interstate 35: Major north-south highway connecting San Marcos with Austin, San Antonio, and other Central Texas communities.
  • State Highway 123: Provides regional connections toward Seguin and surrounding areas.
  • Amtrak Texas Eagle: Provides passenger rail service between major Texas cities and other parts of the United States.
  • Austin-Bergstrom International Airport: Provides commercial air service for residents and visitors.

Top Places to Visit in San Marcos, Texas

Landmark NameType
San Marcos RiverRiver Recreation Area
Spring LakeNatural Spring and Recreation Area
Texas State University CampusUniversity Landmark
Meadows Center for Water and the EnvironmentNature and Education Center
Wonder World Cave & Adventure ParkCave and Family Attraction
San Marcos Premium OutletsShopping Center
Rio Vista ParkCommunity Park
San Marcos Plaza ParkDowntown Park
Historic Downtown San MarcosHistoric District
Blanco Shoals Natural AreaOutdoor Recreation Area

Driving Distances from San Marcos, Texas to Nearby Cities

CityStateDistance (mi)Approx. Drive Time
AustinTexas30 mi35 minutes
New BraunfelsTexas18 mi25 minutes
San AntonioTexas50 mi50 minutes
SeguinTexas25 mi30 minutes
GeorgetownTexas55 mi1 hour
Round RockTexas45 mi50 minutes
HoustonTexas160 mi2 hours 30 minutes
DallasTexas220 mi3 hours 15 minutes
Fort WorthTexas230 mi3 hours 30 minutes
Corpus ChristiTexas150 mi2 hours 30 minutes

Colleges and Universities Near San Marcos, Texas

Institution NameTypeLevelNotable For
Texas State UniversityPublicUniversityBusiness, education, healthcare, science, and research programs
Austin Community CollegePublicCommunity CollegeCareer training, technology, and academic transfer programs
St. Edward's UniversityPrivateUniversityLiberal arts, business, education, and professional studies
University of Texas at AustinPublicUniversityResearch, engineering, business, and humanities programs
San Marcos Consolidated Independent School DistrictPublicK–12 DistrictPrimary and secondary education

Waterbodies Near San Marcos, Texas

San Marcos River, Spring Lake, Blanco River, Purgatory Creek, and nearby waterways throughout Hays County and Central Texas.

Golf Courses Near San Marcos

Quail Creek Country Club, Kissing Tree Golf Club, Plum Creek Golf Course, Landa Park Golf Course, and River Place Country Club.

San Marcos, Texas — Key Historical Facts

  • The San Marcos area was originally inhabited by Native American groups, including the Tonkawa and other Indigenous peoples.
  • The city developed around the San Marcos River and the natural springs that have supported human settlement for thousands of years.
  • San Marcos was founded in 1849 and became an important agricultural and educational center in Central Texas.
  • Southwest Texas State University, now Texas State University, was established in 1899 and shaped the city's growth.
  • Today, San Marcos is known for its university community, river recreation, historic downtown, and location between Austin and San Antonio.

Stadiums and Sports Facilities Near San Marcos

Facility NameTypeLocation
Bobcat StadiumCollege Football StadiumSan Marcos, Texas
Strahan ArenaCollege Sports ArenaSan Marcos, Texas
San Marcos High School Rattler StadiumHigh School Sports StadiumSan Marcos, Texas
UFCU Disch-Falk FieldCollege Baseball StadiumAustin, Texas
AlamodomeSports and Entertainment StadiumSan Antonio, Texas

References

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