Cost of Living: St. Paul, MN vs Round Rock, TX (2026)

St. Paul

Minnesota
91
VS

Round Rock

Texas
122

St. Paul is 25% cheaper than Round Rock.

$1,248/mo ↓ 27%
Median Rent
$1,713/mo ↑ 37%
$73,055/yr ↓ 25%
Median Income
$97,187/yr ↑ 33%
$280,300 ↓ 27%
Home Value
$383,700 ↑ 37%
$1,390/mo ↓ 22%
Owner Costs
$1,781/mo ↑ 28%
307,762
Population
124,288

Tax Comparison

9.85%
Income Tax
0%
6.875%
State Sales Tax
6.25%
1.11%
Property Tax
1.6%

Affordability

20.5%
rent-to-income
Affordability
21.2%
rent-to-income

Detailed Comparison

When comparing St. Paul, MN and Round Rock, TX, the overall cost of living indices are 91 and 122 respectively (national median = 100). Rent is $465/month cheaper in St. Paul, saving renters about $5,580/year.

Median household income is $24,132/year higher in Round Rock. Home values also differ significantly — the median in St. Paul is $280,300 compared to $383,700 in Round Rock.

Texas has no state income tax, giving Round Rock residents a significant tax advantage over Minnesota's 9.85% rate.

Frequently Asked Questions

St. Paul vs Round Rock — common questions

Is St. Paul or Round Rock cheaper to live in?
Based on our cost index, St. Paul is cheaper to live in with an index of 91 compared to 122 (US average = 100).
What is the rent difference between St. Paul and Round Rock?
Median rent in St. Paul is $1,248/month and in Round Rock it's $1,713/month — a difference of $465/month.
Which city has higher income, St. Paul or Round Rock?
Median household income is $73,055 in St. Paul and $97,187 in Round Rock. Median household income is $24,132/year higher in Round Rock.
How do taxes compare between Minnesota and Texas?
Minnesota has 9.85% income tax, 6.875% sales tax, and 1.11% property tax. Texas has 0% income tax, 6.25% sales tax, and 1.6% property tax.
Should I move to St. Paul or Round Rock?
It depends on your priorities. St. Paul has a cost index of 91 with median rent of $1,248/mo, while Round Rock has a cost index of 122 with rent of $1,713/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View St. Paul details → View Round Rock details →

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