Cost of Living Comparison Between San Marcos, TX and Des Plaines, IL
For one person, living is cheaper in San Marcos, TX: $2,361 a month against $3,023 in Des Plaines, IL, rent and utilities included – about $7,900 less a year. Rent and utilities account for about half of the difference.
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San Marcos, TX Living Index115Cost of Living Index in San Marcos, TXLearn more -
Des Plaines, IL Living Index147Cost of Living Index in Des Plaines, ILLearn more
How much you'll spend in San Marcos, TX and in Des Plaines, IL
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in San Marcos, TX and in Des Plaines, IL actually costs, broken down by who's living it.
Monthly costs for one person with rent: $2,361 in San Marcos, TX versus $3,023 in Des Plaines, IL.
- San Marcos, TX $2,361
- Des Plaines, IL $3,023
Estimated couple costs with rent: $3,510 in San Marcos, TX versus $4,419 in Des Plaines, IL.
- San Marcos, TX $3,510
- Des Plaines, IL $4,419
Monthly costs for a family of three with rent: $4,658 in San Marcos, TX versus $5,815 in Des Plaines, IL.
- San Marcos, TX $4,658
- Des Plaines, IL $5,815
Living in San Marcos, TX costs roughly 22% less than in Des Plaines, IL, and outside of rent the biggest gap is in eating out.
Both cities are pricier than the global median: San Marcos, TX 75% above, Des Plaines, IL 124% above.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for San Marcos, TX: October 11, 2026
Last update for Des Plaines, IL: October 12, 2026
Categories marked with * are only partly priced – their share counts the items that do have prices.
Categories marked with * are only partly priced – their share counts the items that do have prices.
Cost Breakdown
A one-bedroom apartment in the center runs $1,350 in San Marcos, TX and $2,084 in Des Plaines, IL. Housing cost is often the main lever when comparing two cities.
Des Plaines, IL pays 95% more on average. The extra income cushions the higher costs, though housing choices and lifestyle decide how much of the gap is truly closed.
Dining out: $60.0 in San Marcos, TX vs $89.0 in Des Plaines, IL for a mid-range dinner for two. Groceries echo the gap at $363 vs $418 per month, with San Marcos, TX cheaper across the board.
- San Marcos, TX Des Plaines, IL 1,620 km ≈ 2 h 30 min nonstop flight
- San Marcos, TX
- Des Plaines, IL
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
What is the total cost difference between living in San Marcos, TX and in Des Plaines, IL?
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