Charleston vs Sioux Falls

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: South Carolina salaries · South Dakota salaries

Living in Charleston vs Sioux Falls

Housing is typically the biggest factor in any cost-of-living comparison. Charleston has a housing index of 127 while Sioux Falls sits at 80 (national average = 100). The median home in Charleston costs $380,000 compared to $265,000 in Sioux Falls, a difference of $115,000. Monthly rent follows a similar pattern: $1,600 in Charleston versus $1,100 in Sioux Falls.

Groceries and everyday expenses show a notable difference: Charleston scores 102 while Sioux Falls scores 97. Both cities are close to the national average for grocery costs.

Healthcare costs in Charleston (104) are higher than Sioux Falls (101). Both are close to the national average.

Median household income in Charleston is $65,872 compared to $61,714 in Sioux Falls. When adjusted for cost of living, income goes further in Sioux Falls.

Relocating: Charleston vs Sioux Falls

If you are considering a move between Charleston (index: 110) and Sioux Falls (index: 93), the 15% cost difference has real implications for your budget. Sioux Falls 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 Charleston can afford $1,537/month, while the median household in Sioux Falls can afford $1,440/month. With median homes at $380,000 in Charleston versus $265,000 in Sioux Falls, homeownership requires above-median income in the pricier market.

Renting vs buying: At $1,600/month in Charleston and $1,100/month in Sioux Falls, renters save significantly in Sioux Falls. 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 Sioux Falls where costs are 7% 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: Charleston (110) vs Sioux Falls (93)

The cost of living index uses 100 as the national average. Charleston at 110 is 10% above the US average, while Sioux Falls at 93 is 7% below average. There is a meaningful cost gap between these two cities that affects day-to-day budgeting.

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 $1,600/month in Charleston and $1,100/month in Sioux Falls, the annual rent difference is approximately $6,000. Over a 5-year period, that compounds to $30,000 in savings by choosing the more affordable city.

For homebuyers: The $115,000 difference in median home prices between Charleston and Sioux Falls 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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