Colleyville, TX vs San Marcos, TX

The cost of living difference between Colleyville, TX and San Marcos, TX is dramatic. San Marcos is 99.9% cheaper than Colleyville, a gap that translates to thousands of dollars per year in household expenses. Colleyville has a cost index of 192 while San Marcos sits at 96, making this one of the more striking comparisons on our site. Relocating between these cities would require a serious reassessment of budget and lifestyle expectations.

On the housing front, median rent in Colleyville is $3,194/month compared to $1,299/month in San Marcos — a 146% difference. Home values follow the same pattern: San Marcos is more affordable at $269,700 median vs $718,900.

Median household income in Colleyville is $203,566 compared to $51,030 in San Marcos (+298.9%). While Colleyville is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Colleyville spend roughly 18.8% of their income on rent, less than the 30.5% in San Marcos. The Colleyville ratio exceeds the commonly recommended 30% threshold, which can put pressure on household budgets.