Round Rock vs Trenton
Cost of Living Comparison · 2026
Round Rock
Trenton
The Verdict
Living in Trenton costs 4.1% less than Round Rock. To match the purchasing power of a $75,000 salary in Round Rock, you would need $72,030 in Trenton.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in Round Rock has the same purchasing power as $72,030 in Trenton.
Conversely, $75,000 in Trenton equals $78,093 in Round Rock.
Living in Round Rock vs Trenton
Housing Costs
Round Rock's housing index of 92 is higher Trenton's 71, translating to median home prices of $413,000 vs $203,000. The $210,000 difference in home prices means roughly $13,656 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,400/mo in Round Rock compared to $1,100/mo in Trenton, a monthly difference of $300.
Grocery & Food Costs
Grocery expenses index at 96 in Round Rock and 102 in Trenton. A household spending the national average of $475/month on groceries would pay approximately $456/month in Round Rock vs $485/month in Trenton. Round Rock offers a meaningful advantage on everyday food costs, saving roughly $348/year.
Utility Expenses
Utility costs — electricity, gas, water, internet — index at 109 in Round Rock and 109 in Trenton. Monthly utility bills average approximately $436 in Round Rock vs $436 in Trenton. Utility costs are relatively comparable between these two cities.
Healthcare
Healthcare costs index at 96 in Round Rock and 96 in Trenton. 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 $100,500 in Round Rock and $44,400 in Trenton. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $99,505 and $45,773 respectively. Round Rock residents enjoy stronger real purchasing power despite higher nominal wages.
Relocation Considerations
Under the standard 28% rule, a median-income household can allocate $2,345/month to housing in Round Rock vs $1,036/month in Trenton. In Round Rock, median rent of $1,400/mo fits within this budget. In Trenton, median rent of $1,100/mo pushes past the recommended limit. The biggest category-level difference between these two cities is Housing, where the gap is 21 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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