Cost of Living: Grand Prairie, TX vs Simi Valley, CA (2026)

Grand Prairie

Texas
98
VS

Simi Valley

California
200

Grand Prairie is 51% cheaper than Simi Valley.

$1,470/mo ↓ 42%
Median Rent
$2,513/mo ↑ 71%
$78,889/yr ↓ 33%
Median Income
$117,703/yr ↑ 49%
$272,200 ↓ 64%
Home Value
$753,500 ↑ 177%
$1,480/mo ↓ 43%
Owner Costs
$2,576/mo ↑ 74%
198,564
Population
125,769

Tax Comparison

0%
Income Tax
13.3%
6.25%
State Sales Tax
7.25%
1.6%
Property Tax
0.71%

Affordability

22.4%
rent-to-income
Affordability
25.6%
rent-to-income

Detailed Comparison

When comparing Grand Prairie, TX and Simi Valley, CA, the overall cost of living indices are 98 and 200 respectively (national median = 100). Rent is $1,043/month cheaper in Grand Prairie, saving renters about $12,516/year.

Median household income is $38,814/year higher in Simi Valley. Home values also differ significantly — the median in Grand Prairie is $272,200 compared to $753,500 in Simi Valley.

Texas has no state income tax, giving Grand Prairie residents a significant tax advantage over California's 13.3% rate.

Frequently Asked Questions

Grand Prairie vs Simi Valley — common questions

Is Grand Prairie or Simi Valley cheaper to live in?
Based on our cost index, Grand Prairie is cheaper to live in with an index of 98 compared to 200 (US average = 100).
What is the rent difference between Grand Prairie and Simi Valley?
Median rent in Grand Prairie is $1,470/month and in Simi Valley it's $2,513/month — a difference of $1,043/month.
Which city has higher income, Grand Prairie or Simi Valley?
Median household income is $78,889 in Grand Prairie and $117,703 in Simi Valley. Median household income is $38,814/year higher in Simi Valley.
How do taxes compare between Texas and California?
Texas has 0% income tax, 6.25% sales tax, and 1.6% property tax. California has 13.3% income tax, 7.25% sales tax, and 0.71% property tax.
Should I move to Grand Prairie or Simi Valley?
It depends on your priorities. Grand Prairie has a cost index of 98 with median rent of $1,470/mo, while Simi Valley has a cost index of 200 with rent of $2,513/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Grand Prairie details → View Simi Valley details →

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