2026 Compare Cities Overview:
Keller, TX vs San Marcos, TX

Are people in San Marcos older or younger than people in Keller?
- The Median Age in San Marcos is 18.0 years younger than in Keller.

Are housing costs cheaper in San Marcos or Keller?
- San Marcos housing costs are 43.6% less expensive than Keller housing costs.

Which city has a longer commute, San Marcos or Keller?
- The average commute for residents of San Marcos is 8.2 minutes shorter than it is for residents of Keller.

Things to do in Keller?
Keller, Texas is located in Tarrant County near Fort Worth providing easy access to all the attractions cities have to offer while still remaining true to its small town roots. Its rich heritage can be seen in its restored structures scattered throughout downtown but there’s plenty more modern amenities too! From family-friendly activities like fishing lakes & bike trails to a robust collection of retail stores - Keller has everything you need for a great day out (or staycation!)

Things to do in San Marcos?
San Marcos, Texas is a vibrant city located in the heart of Hays County. This welcoming community offers plenty for visitors to explore such as the Wonder World Cave or one of many popular restaurants. Residents here also take advantage of all the outdoor activities available at Rio Vista Park, Aquarena Springs and Purgatory Creek Natural Area. With its excellent school systems, thriving businesses, and numerous recreational opportunities it's no wonder why so many people choose to make San Marcos their home.