Cost of Living: Richardson, TX vs South Fulton, GA (2026)

Richardson

Texas
128
VS

South Fulton

Georgia
103

Richardson is 24% more expensive than South Fulton.

$1,825/mo ↑ 14%
Median Rent
$1,607/mo ↓ 12%
$96,257/yr ↑ 18%
Median Income
$81,798/yr ↓ 15%
$405,600 ↑ 50%
Home Value
$270,600 ↓ 33%
$1,796/mo ↑ 17%
Owner Costs
$1,541/mo ↓ 14%
118,269
Population
109,157

Tax Comparison

0%
Income Tax
5.49%
6.25%
State Sales Tax
4.0%
1.6%
Property Tax
0.92%

Affordability

22.8%
rent-to-income
Affordability
23.6%
rent-to-income

Detailed Comparison

When comparing Richardson, TX and South Fulton, GA, the overall cost of living indices are 128 and 103 respectively (national median = 100). Rent is $218/month cheaper in South Fulton, saving renters about $2,616/year.

Median household income is $14,459/year higher in Richardson. Home values also differ significantly — the median in Richardson is $405,600 compared to $270,600 in South Fulton.

Texas has no state income tax, giving Richardson residents a significant tax advantage over Georgia's 5.49% rate.

Frequently Asked Questions

Richardson vs South Fulton — common questions

Is Richardson or South Fulton cheaper to live in?
Based on our cost index, South Fulton is cheaper to live in with an index of 103 compared to 128 (US average = 100).
What is the rent difference between Richardson and South Fulton?
Median rent in Richardson is $1,825/month and in South Fulton it's $1,607/month — a difference of $218/month.
Which city has higher income, Richardson or South Fulton?
Median household income is $96,257 in Richardson and $81,798 in South Fulton. Median household income is $14,459/year higher in Richardson.
How do taxes compare between Texas and Georgia?
Texas has 0% income tax, 6.25% sales tax, and 1.6% property tax. Georgia has 5.49% income tax, 4.0% sales tax, and 0.92% property tax.
Should I move to Richardson or South Fulton?
It depends on your priorities. Richardson has a cost index of 128 with median rent of $1,825/mo, while South Fulton has a cost index of 103 with rent of $1,607/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Richardson details → View South Fulton details →

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