San Antonio vs Charleston

Category-by-Category Breakdown

Index values shown. National average = 100. Lower is cheaper.

💰 Salary Equivalence

To maintain the same standard of living:

See exact take-home pay: Texas salaries · West Virginia salaries

Living in San Antonio vs Charleston

Housing is typically the biggest factor in any cost-of-living comparison. San Antonio has a housing index of 78 while Charleston sits at 62 (national average = 100). The median home in San Antonio costs $250,000 compared to $135,000 in Charleston, a difference of $115,000. Monthly rent follows a similar pattern: $1,200 in San Antonio versus $850 in Charleston.

Groceries and everyday expenses show a narrower gap: San Antonio scores 93 while Charleston scores 97.

Healthcare costs in San Antonio (95) are higher than Charleston (91).

Median household income in San Antonio is $53,420 compared to $42,034 in Charleston. When adjusted for cost of living, income goes further in Charleston.

Relocating: San Antonio vs Charleston

If you are considering a move between San Antonio (index: 90) and Charleston (index: 85), the 6% cost difference has real implications for your budget. Charleston is the more affordable option, but the right choice depends on your income, career opportunities, and lifestyle priorities.

Housing budget reality: Using the 28% rule (spending no more than 28% of gross income on housing), the median household in San Antonio can afford $1,246/month, while the median household in Charleston can afford $981/month. With median homes at $250,000 in San Antonio versus $135,000 in Charleston, both cities offer reasonable homeownership opportunities at median income.

Renting vs buying: At $1,200/month in San Antonio and $850/month in Charleston, renters save significantly in Charleston. The rent-to-own ratio in each city determines whether renting or buying offers better value for your situation.

Income adjustment: A $75,000 salary goes further in Charleston where costs are 15% below the national average. Before accepting a job in either city, use the salary equivalence data above to understand what you would need to earn to maintain your current standard of living.

Reading These Numbers: San Antonio (90) vs Charleston (85)

The cost of living index uses 100 as the national average. San Antonio at 90 is 10% below the US average, while Charleston at 85 is 15% below average. Both cities are relatively affordable compared to the national average.

The overall index is a weighted average of housing (the largest component), groceries, utilities, transportation, and healthcare. Housing typically drives the biggest differences between cities. Even when two cities have similar overall indices, their category-level costs can vary significantly — one city might have expensive housing but cheap groceries, while another is the reverse. Check the category breakdown above for the full picture.

For renters: With median rents of $1,200/month in San Antonio and $850/month in Charleston, the annual rent difference is approximately $4,200. Over a 5-year period, that compounds to $21,000 in savings by choosing the more affordable city.

For homebuyers: The $115,000 difference in median home prices between San Antonio and Charleston translates to roughly $6,900 per month in mortgage payments at current rates. Factor this into your budget alongside property taxes and insurance, which also vary by location.

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