City Comparison

Columbia vs Round Rock

Cost of Living Comparison · 2026

Columbia

Maryland
132
Expensive
$430,000
Median Home
$1,900/mo
Median Rent
$112,738
Median Income

Round Rock

Texas
101
Average
$413,000
Median Home
$1,400/mo
Median Rent
$100,500
Median Income

The Verdict

30.7%

The cost gap between these cities is 30.7%, with Round Rock being the more affordable option. A $75,000 income in Columbia has equivalent purchasing power to $57,386 in Round Rock.

Category-by-Category Breakdown

Index values · National average = 100 · Lower is more affordable

Housing
172
Columbia
92
Round Rock
Groceries
104
Columbia
96
Round Rock
Utilities
110
Columbia
109
Round Rock
Transportation
106
Columbia
99
Round Rock
Healthcare
101
Columbia
96
Round Rock

Salary Equivalence

A $75,000 salary in Columbia has the same purchasing power as $57,386 in Round Rock.

Conversely, $75,000 in Round Rock equals $98,020 in Columbia.

Living in Columbia vs Round Rock

Housing Costs

Columbia's housing index of 172 is higher Round Rock's 92, translating to median home prices of $430,000 vs $413,000. The $17,000 difference in home prices means roughly $1,104 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,900/mo in Columbia compared to $1,400/mo in Round Rock, a monthly difference of $500.

Grocery & Food Costs

Grocery expenses index at 104 in Columbia and 96 in Round Rock. A household spending the national average of $475/month on groceries would pay approximately $494/month in Columbia vs $456/month in Round Rock. Round Rock offers a meaningful advantage on everyday food costs, saving roughly $456/year.

Utility Expenses

Utility costs — electricity, gas, water, internet — index at 110 in Columbia and 109 in Round Rock. Monthly utility bills average approximately $440 in Columbia vs $436 in Round Rock. Utility costs are relatively comparable between these two cities.

Healthcare

Healthcare costs index at 101 in Columbia 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 $112,738 in Columbia and $100,500 in Round Rock. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $85,408 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 $2,631/month to housing in Columbia vs $2,345/month in Round Rock. In Columbia, median rent of $1,900/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 Housing, where the gap is 80 index points — focus your budget analysis there.

Frequently Asked Questions

Round Rock is 30.7% more affordable overall with an index of 101 vs 132.
A $75,000 salary in Columbia has equivalent purchasing power to approximately $57,386 in Round Rock, based on the cost of living difference.
Columbia's housing index is 172 with median homes at $430,000, while Round Rock's is 92 with median homes at $413,000.

Moving & Relocation Resources

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