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

Round Rock

Texas
122
VS

Richardson

Texas
128

Round Rock is 5% cheaper than Richardson.

$1,713/mo ↓ 6%
Median Rent
$1,825/mo ↑ 7%
$97,187/yr ≈ Same
Median Income
$96,257/yr ≈ Same
$383,700 ↓ 5%
Home Value
$405,600 ↑ 6%
$1,781/mo ≈ Same
Owner Costs
$1,796/mo ≈ Same
124,288
Population
118,269

Tax Comparison

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

Affordability

21.2%
rent-to-income
Affordability
22.8%
rent-to-income

Detailed Comparison

When comparing Round Rock, TX and Richardson, TX, the overall cost of living indices are 122 and 128 respectively (national median = 100). Rent is $112/month cheaper in Round Rock, saving renters about $1,344/year.

Median household income is $930/year higher in Round Rock. Home values also differ significantly — the median in Round Rock is $383,700 compared to $405,600 in Richardson.

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

Frequently Asked Questions

Round Rock vs Richardson — common questions

Is Round Rock or Richardson cheaper to live in?
Based on our cost index, Round Rock is cheaper to live in with an index of 122 compared to 128 (US average = 100).
What is the rent difference between Round Rock and Richardson?
Median rent in Round Rock is $1,713/month and in Richardson it's $1,825/month — a difference of $112/month.
Which city has higher income, Round Rock or Richardson?
Median household income is $97,187 in Round Rock and $96,257 in Richardson. Median household income is $930/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 Round Rock or Richardson?
It depends on your priorities. Round Rock has a cost index of 122 with median rent of $1,713/mo, while Richardson has a cost index of 128 with rent of $1,825/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
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