Cost of Living: Thornton, CO vs North Charleston, SC (2026)

Thornton

Colorado
138
VS

North Charleston

South Carolina
91

Thornton is 52% more expensive than North Charleston.

$1,810/mo ↑ 33%
Median Rent
$1,364/mo ↓ 25%
$100,985/yr ↑ 61%
Median Income
$62,789/yr ↓ 38%
$482,200 ↑ 80%
Home Value
$267,700 ↓ 44%
$1,914/mo ↑ 46%
Owner Costs
$1,312/mo ↓ 31%
142,878
Population
117,460

Tax Comparison

4.4%
Income Tax
6.4%
2.9%
State Sales Tax
6.0%
0.51%
Property Tax
0.57%

Affordability

21.5%
rent-to-income
Affordability
26.1%
rent-to-income

Detailed Comparison

When comparing Thornton, CO and North Charleston, SC, the overall cost of living indices are 138 and 91 respectively (national median = 100). Rent is $446/month cheaper in North Charleston, saving renters about $5,352/year.

Median household income is $38,196/year higher in Thornton. Home values also differ significantly — the median in Thornton is $482,200 compared to $267,700 in North Charleston.

Colorado has a lower income tax rate, making Thornton slightly more tax-friendly.

Frequently Asked Questions

Thornton vs North Charleston — common questions

Is Thornton or North Charleston cheaper to live in?
Based on our cost index, North Charleston is cheaper to live in with an index of 91 compared to 138 (US average = 100).
What is the rent difference between Thornton and North Charleston?
Median rent in Thornton is $1,810/month and in North Charleston it's $1,364/month — a difference of $446/month.
Which city has higher income, Thornton or North Charleston?
Median household income is $100,985 in Thornton and $62,789 in North Charleston. Median household income is $38,196/year higher in Thornton.
How do taxes compare between Colorado and South Carolina?
Colorado has 4.4% income tax, 2.9% sales tax, and 0.51% property tax. South Carolina has 6.4% income tax, 6.0% sales tax, and 0.57% property tax.
Should I move to Thornton or North Charleston?
It depends on your priorities. Thornton has a cost index of 138 with median rent of $1,810/mo, while North Charleston has a cost index of 91 with rent of $1,364/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Thornton details → View North Charleston details →

More Comparisons

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Thornton vs. Torrance Thornton vs. Visalia Thornton vs. Gainesville Thornton vs. Waco Thornton vs. Olathe Thornton vs. Fullerton North Charleston vs. Cambridge North Charleston vs. Clearwater North Charleston vs. Richardson North Charleston vs. Lakeland North Charleston vs. Billings North Charleston vs. The Woodlands