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

Plano

Texas
132
VS

Round Rock

Texas
122

Plano is 8% more expensive than Round Rock.

$1,792/mo ↑ 5%
Median Rent
$1,713/mo ↓ 4%
$108,649/yr ↑ 12%
Median Income
$97,187/yr ↓ 11%
$440,600 ↑ 15%
Home Value
$383,700 ↓ 13%
$1,829/mo ↑ 3%
Owner Costs
$1,781/mo ↓ 3%
287,339
Population
124,288

Tax Comparison

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

Affordability

19.8%
rent-to-income
Affordability
21.2%
rent-to-income

Detailed Comparison

When comparing Plano, TX and Round Rock, TX, the overall cost of living indices are 132 and 122 respectively (national median = 100). Rent is $79/month cheaper in Round Rock, saving renters about $948/year.

Median household income is $11,462/year higher in Plano. Home values also differ significantly — the median in Plano is $440,600 compared to $383,700 in Round Rock.

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

Frequently Asked Questions

Plano vs Round Rock — common questions

Is Plano or Round Rock cheaper to live in?
Based on our cost index, Round Rock is cheaper to live in with an index of 122 compared to 132 (US average = 100).
What is the rent difference between Plano and Round Rock?
Median rent in Plano is $1,792/month and in Round Rock it's $1,713/month — a difference of $79/month.
Which city has higher income, Plano or Round Rock?
Median household income is $108,649 in Plano and $97,187 in Round Rock. Median household income is $11,462/year higher in Plano.
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 Plano or Round Rock?
It depends on your priorities. Plano has a cost index of 132 with median rent of $1,792/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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