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

Chattanooga

Tennessee
81
VS

Round Rock

Texas
122

Chattanooga is 34% cheaper than Round Rock.

$1,155/mo ↓ 33%
Median Rent
$1,713/mo ↑ 48%
$61,028/yr ↓ 37%
Median Income
$97,187/yr ↑ 59%
$259,200 ↓ 32%
Home Value
$383,700 ↑ 48%
$1,112/mo ↓ 38%
Owner Costs
$1,781/mo ↑ 60%
182,832
Population
124,288

Tax Comparison

0%
Income Tax
0%
7.0%
State Sales Tax
6.25%
0.64%
Property Tax
1.6%

Affordability

22.7%
rent-to-income
Affordability
21.2%
rent-to-income

Detailed Comparison

When comparing Chattanooga, TN and Round Rock, TX, the overall cost of living indices are 81 and 122 respectively (national median = 100). Rent is $558/month cheaper in Chattanooga, saving renters about $6,696/year.

Median household income is $36,159/year higher in Round Rock. Home values also differ significantly — the median in Chattanooga is $259,200 compared to $383,700 in Round Rock.

Frequently Asked Questions

Chattanooga vs Round Rock — common questions

Is Chattanooga or Round Rock cheaper to live in?
Based on our cost index, Chattanooga is cheaper to live in with an index of 81 compared to 122 (US average = 100).
What is the rent difference between Chattanooga and Round Rock?
Median rent in Chattanooga is $1,155/month and in Round Rock it's $1,713/month — a difference of $558/month.
Which city has higher income, Chattanooga or Round Rock?
Median household income is $61,028 in Chattanooga and $97,187 in Round Rock. Median household income is $36,159/year higher in Round Rock.
How do taxes compare between Tennessee and Texas?
Tennessee has 0% income tax, 7.0% sales tax, and 0.64% property tax. Texas has 0% income tax, 6.25% sales tax, and 1.6% property tax.
Should I move to Chattanooga or Round Rock?
It depends on your priorities. Chattanooga has a cost index of 81 with median rent of $1,155/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 Chattanooga details → View Round Rock details →

More Comparisons

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