$100K in Phoenix = $87,000 in San Antonio
Your $100K salary in Phoenix (COL 100) has the same purchasing power as $87,000 in San Antonio (COL 87). San Antonio is cheaper — your money goes 13% further there.
Budget breakdown — $100K in both cities
What $100K actually buys you in each city after taxes and core expenses.
| Expense | Phoenix $100K | San Antonio $100K (same salary) |
|---|---|---|
| Monthly take-home | $6,113 | $6,321 |
| 1BR rent | $1,500 | $1,100 |
| Groceries | $369 | $353 |
| Transport | $64 | $48 |
| Utilities | $210 | $175 |
| Internet | $60 | $60 |
| Left after essentials | $3,910/month | $4,585/month |
Frequently asked questions
What is $100K in Phoenix equivalent to in San Antonio?
$100K in Phoenix (COL index 100) has the same purchasing power as $87,000 in San Antonio (COL index 87). That's 13% less than your current salary.
If I move from Phoenix to San Antonio keeping my $100K salary, will I be better off?
Yes. If you keep earning $100K after moving to San Antonio, you'd have $675 more per month after core expenses — because San Antonio is cheaper than Phoenix.
How is the salary equivalent calculated?
The equivalent salary is calculated by multiplying your current salary by the ratio of the two cities' overall cost of living indices: $100K × (87 ÷ 100) = $87,000. This adjusts for differences in housing, food, transport, and general cost of living.
Other salary amounts — Phoenix to San Antonio
Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only