Cost of Living Calculator: Compare States Before Moving
Moving between states with different cost of living indexes affects your purchasing power significantly. A $100,000 salary in Mississippi has the same purchasing power as approximately $120,000 in Texas or $180,000 in California. Here is how to calculate what you need in your destination state to maintain your current lifestyle.
The Salary Equivalency Formula
To calculate the equivalent salary in your destination state, use the cost of living indexes for both states:
Formula:
Required salary = Current salary x (Destination index / Origin index)
Example: You earn $80,000 in Tennessee (index: 90) and are moving to Colorado (index: 119). Required salary = $80,000 x (119 / 90) = $105,778. You need roughly $106,000 in Colorado to maintain your Tennessee lifestyle.
Common Relocation Scenarios
What your $80,000 salary in selected states is equivalent to in others:
| Moving from | Moving to | Equivalent salary needed | Purchasing power change |
|---|---|---|---|
| California (142) | Texas (91) | $51,268 | 36% purchasing power gain |
| New York (139) | Florida (102) | $58,705 | 27% purchasing power gain |
| Texas (91) | California (142) | $124,835 | 56% more salary needed |
| Illinois (93) | Tennessee (90) | $77,419 | 3% purchasing power gain |
| Mississippi (84) | Colorado (119) | $113,333 | 42% more salary needed |
These calculations use composite cost of living indexes. Individual experience will vary based on spending profile.
Category-by-Category Comparison: California vs Tennessee
The composite index hides important variation across spending categories. Here is a detailed comparison for two popular relocation destinations.
| Category | California index | Tennessee index | Monthly difference (avg household) |
|---|---|---|---|
| Housing | 200 | 80 | ~$1,400 less in Tennessee |
| Groceries | 112 | 93 | ~$100 less in Tennessee |
| Healthcare | 101 | 95 | ~$50 less in Tennessee |
| Transportation | 130 | 98 | ~$200 less in Tennessee |
| Utilities | 118 | 95 | ~$60 less in Tennessee |
Combined: moving from California to Tennessee could reduce monthly expenses by $1,800 to $2,000 for a typical household, primarily through housing savings.
The Tax Impact on Effective Cost of Living
Cost of living indexes typically do not fully capture the impact of state income taxes. A move from California (13.3% top income tax rate) to Texas or Tennessee (no income tax) effectively increases take-home pay by several thousand dollars per year at higher income levels, which is not reflected in the standard index.
| Income | California state tax | Texas/Tennessee state tax | Annual difference |
|---|---|---|---|
| $75,000 | ~$5,600 | $0 | $5,600 |
| $120,000 | ~$10,200 | $0 | $10,200 |
| $200,000 | ~$18,500 | $0 | $18,500 |
California tax estimates are approximate based on 2025-2026 rate schedules for single filers, excluding federal tax. Other deductions may apply.
What Else to Research Before Moving
- -Job market and industry presence in your destination. A lower cost of living matters less if your field pays 30% less in that market.
- -Health insurance options. Coverage and cost vary significantly by state marketplace. In some affordable states, plan selection is limited.
- -Property tax rates. Check the county-level effective rate, not just the state average. Rates within states vary enormously by county.
- -Moving costs themselves. A cross-country move costs $3,000 to $10,000+ depending on household size and distance, which affects the payback period of the relocation.