North Charleston vs Round Rock
Cost of Living Comparison · 2026
North Charleston
Round Rock
The Verdict
Round Rock is 1.0% less expensive than North Charleston overall. A household earning $75,000 in North Charleston would need approximately $74,265 in Round Rock to maintain the same standard of living.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in North Charleston has the same purchasing power as $74,265 in Round Rock.
Conversely, $75,000 in Round Rock equals $75,743 in North Charleston.
Living in North Charleston vs Round Rock
Housing Costs
North Charleston's housing index of 102 is higher Round Rock's 92, translating to median home prices of $347,000 vs $413,000. The $66,000 difference in home prices means roughly $4,296 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,525/mo in North Charleston compared to $1,400/mo in Round Rock, a monthly difference of $125.
Grocery & Food Costs
Grocery expenses index at 101 in North Charleston and 96 in Round Rock. A household spending the national average of $475/month on groceries would pay approximately $480/month in North Charleston vs $456/month in Round Rock. The difference in grocery costs between these cities is relatively minor and unlikely to be a deciding factor in relocation.
Utility Expenses
Utility costs — electricity, gas, water, internet — index at 120 in North Charleston and 109 in Round Rock. Monthly utility bills average approximately $480 in North Charleston vs $436 in Round Rock. Climate differences between the two cities drive much of this gap, with heating and cooling costs varying substantially by region.
Healthcare
Healthcare costs index at 86 in North Charleston and 96 in Round Rock. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. The 10-point gap reflects real differences in provider costs, insurance market competition, and regional healthcare infrastructure.
Income & Purchasing Power
Median household income is $61,400 in North Charleston and $100,500 in Round Rock. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $60,196 and $99,505 respectively. Round Rock residents come out ahead in real purchasing power.
Relocation Considerations
Under the standard 28% rule, a median-income household can allocate $1,433/month to housing in North Charleston vs $2,345/month in Round Rock. In North Charleston, median rent of $1,525/mo exceeds this threshold, suggesting renters may feel stretched. In Round Rock, median rent of $1,400/mo remains manageable. The biggest category-level difference between these two cities is Utilities, where the gap is 11 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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