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

Round Rock

Texas
122
VS

Allen

Texas
137

Round Rock is 11% cheaper than Allen.

$1,713/mo ↓ 9%
Median Rent
$1,877/mo ↑ 10%
$97,187/yr ↓ 25%
Median Income
$129,130/yr ↑ 33%
$383,700 ↓ 11%
Home Value
$429,900 ↑ 12%
$1,781/mo ↓ 14%
Owner Costs
$2,083/mo ↑ 17%
124,288
Population
107,684

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
17.4%
rent-to-income

Detailed Comparison

When comparing Round Rock, TX and Allen, TX, the overall cost of living indices are 122 and 137 respectively (national median = 100). Rent is $164/month cheaper in Round Rock, saving renters about $1,968/year.

Median household income is $31,943/year higher in Allen. Home values also differ significantly — the median in Round Rock is $383,700 compared to $429,900 in Allen.

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

Frequently Asked Questions

Round Rock vs Allen — common questions

Is Round Rock or Allen cheaper to live in?
Based on our cost index, Round Rock is cheaper to live in with an index of 122 compared to 137 (US average = 100).
What is the rent difference between Round Rock and Allen?
Median rent in Round Rock is $1,713/month and in Allen it's $1,877/month — a difference of $164/month.
Which city has higher income, Round Rock or Allen?
Median household income is $97,187 in Round Rock and $129,130 in Allen. Median household income is $31,943/year higher in Allen.
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 Allen?
It depends on your priorities. Round Rock has a cost index of 122 with median rent of $1,713/mo, while Allen has a cost index of 137 with rent of $1,877/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
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