Cost of Living: Port St. Lucie, FL vs Knoxville, TN (2026)

Port St. Lucie

Florida
113
VS

Knoxville

Tennessee
74

Port St. Lucie is 53% more expensive than Knoxville.

$1,781/mo ↑ 60%
Median Rent
$1,116/mo ↓ 37%
$78,137/yr ↑ 53%
Median Income
$50,994/yr ↓ 35%
$327,700 ↑ 53%
Home Value
$214,000 ↓ 35%
$1,507/mo ↑ 40%
Owner Costs
$1,075/mo ↓ 29%
220,453
Population
193,721

Tax Comparison

0%
Income Tax
0%
6.0%
State Sales Tax
7.0%
0.86%
Property Tax
0.64%

Affordability

27.4%
rent-to-income
Affordability
26.3%
rent-to-income

Detailed Comparison

When comparing Port St. Lucie, FL and Knoxville, TN, the overall cost of living indices are 113 and 74 respectively (national median = 100). Rent is $665/month cheaper in Knoxville, saving renters about $7,980/year.

Median household income is $27,143/year higher in Port St. Lucie. Home values also differ significantly — the median in Port St. Lucie is $327,700 compared to $214,000 in Knoxville.

Frequently Asked Questions

Port St. Lucie vs Knoxville — common questions

Is Port St. Lucie or Knoxville cheaper to live in?
Based on our cost index, Knoxville is cheaper to live in with an index of 74 compared to 113 (US average = 100).
What is the rent difference between Port St. Lucie and Knoxville?
Median rent in Port St. Lucie is $1,781/month and in Knoxville it's $1,116/month — a difference of $665/month.
Which city has higher income, Port St. Lucie or Knoxville?
Median household income is $78,137 in Port St. Lucie and $50,994 in Knoxville. Median household income is $27,143/year higher in Port St. Lucie.
How do taxes compare between Florida and Tennessee?
Florida has 0% income tax, 6.0% sales tax, and 0.86% property tax. Tennessee has 0% income tax, 7.0% sales tax, and 0.64% property tax.
Should I move to Port St. Lucie or Knoxville?
It depends on your priorities. Port St. Lucie has a cost index of 113 with median rent of $1,781/mo, while Knoxville has a cost index of 74 with rent of $1,116/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Port St. Lucie details → View Knoxville details →

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