Cost of Living: Dallas, TX vs Round Rock, TX (2026)

Dallas

Texas
97
VS

Round Rock

Texas
122

Dallas is 20% cheaper than Round Rock.

$1,403/mo ↓ 18%
Median Rent
$1,713/mo ↑ 22%
$67,760/yr ↓ 30%
Median Income
$97,187/yr ↑ 43%
$295,300 ↓ 23%
Home Value
$383,700 ↑ 30%
$1,409/mo ↓ 21%
Owner Costs
$1,781/mo ↑ 26%
1,299,553
Population
124,288

Tax Comparison

0%
Income Tax
0%
6.25%
State Sales Tax
6.25%
1.6%
Property Tax
1.6%

Affordability

24.8%
rent-to-income
Affordability
21.2%
rent-to-income

Detailed Comparison

When comparing Dallas, TX and Round Rock, TX, the overall cost of living indices are 97 and 122 respectively (national median = 100). Rent is $310/month cheaper in Dallas, saving renters about $3,720/year.

Median household income is $29,427/year higher in Round Rock. Home values also differ significantly — the median in Dallas is $295,300 compared to $383,700 in Round Rock.

Both cities share the same state tax structure since they are in Texas.

Frequently Asked Questions

Dallas vs Round Rock — common questions

Is Dallas or Round Rock cheaper to live in?
Based on our cost index, Dallas is cheaper to live in with an index of 97 compared to 122 (US average = 100).
What is the rent difference between Dallas and Round Rock?
Median rent in Dallas is $1,403/month and in Round Rock it's $1,713/month — a difference of $310/month.
Which city has higher income, Dallas or Round Rock?
Median household income is $67,760 in Dallas and $97,187 in Round Rock. Median household income is $29,427/year higher in Round Rock.
How do taxes compare between Texas and Texas?
Both cities are in Texas and share the same state tax rates: 0% income tax, 6.25% sales tax, and 1.6% property tax.
Should I move to Dallas or Round Rock?
It depends on your priorities. Dallas has a cost index of 97 with median rent of $1,403/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.
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