Port St Lucie vs Round Rock
Cost of Living Comparison · 2026
Port St Lucie
Round Rock
The Verdict
Living in Port St Lucie costs 2.0% less than Round Rock. To match the purchasing power of a $75,000 salary in Port St Lucie, you would need $76,515 in Round Rock.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in Port St Lucie has the same purchasing power as $76,515 in Round Rock.
Conversely, $75,000 in Round Rock equals $73,515 in Port St Lucie.
Living in Port St Lucie vs Round Rock
Housing Costs
Port St Lucie's housing index of 103 is higher Round Rock's 92, translating to median home prices of $384,000 vs $413,000. The $29,000 difference in home prices means roughly $1,884 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,800/mo in Port St Lucie compared to $1,400/mo in Round Rock, a monthly difference of $400.
Grocery & Food Costs
Grocery expenses index at 102 in Port St Lucie and 96 in Round Rock. A household spending the national average of $475/month on groceries would pay approximately $485/month in Port St Lucie vs $456/month in Round Rock. Round Rock offers a meaningful advantage on everyday food costs, saving roughly $348/year.
Utility Expenses
Utility costs — electricity, gas, water, internet — index at 93 in Port St Lucie and 109 in Round Rock. Monthly utility bills average approximately $372 in Port St Lucie 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 96 in Port St Lucie and 96 in Round Rock. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. Healthcare costs are relatively similar between these two cities, though individual plan costs can still vary.
Income & Purchasing Power
Median household income is $81,100 in Port St Lucie and $100,500 in Round Rock. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $81,919 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 $1,892/month to housing in Port St Lucie vs $2,345/month in Round Rock. In Port St Lucie, median rent of $1,800/mo fits within this budget. 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 16 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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