Quick answer
Phoenix is 151% cheaper than San Diego overall. A $100K salary in Phoenix is equivalent to $251,000 in San Diego.
Cost of Living Comparison · 2026
Phoenix vs San Diego Cost of Living (2026)
Side-by-side cost comparison plus a salary calculator to find your equivalent pay in either city.
Overall COL difference
Phoenix is 151% cheaper
1BR rent difference
+63% (B vs A)
$100K in A = in B
$251,000
Phoenix vs San Diego: Side-by-Side
1BR median rent
$1,380/mo
$2,250/mo
+63%
2BR median rent
$1,720/mo
$3,000/mo
+74%
Median home price
$415K
$820K
+98%
Avg monthly groceries
$345
$420
+22%
Avg monthly utilities
$195
$130
-33%
State income tax
2.5%
Up to 13.3%
Phoenix saves
Walk score
41/100
54/100
San Diego better
Transit score
29/100
41/100
San Diego better
Salary Equivalency Calculator
How much you need to earn in San Diego to maintain the same standard of living as your current Phoenix salary — and vice versa.
$60,000
$151,000
$24,000
$80,000
$201,000
$32,000
$100,000
$251,000
$40,000
$120,000
$302,000
$48,000
$150,000
$377,000
$60,000
Calculated using a weighted index: rent (40%), home prices (20%), groceries (20%), utilities (10%), state income tax (10%). Individual lifestyles vary.
Monthly Budget: Phoenix vs San Diego
Who Each City Is Best For
Phoenix is best for
- ✓remote workers
- ✓retirees
- ✓families on a budget
- ✓snowbirds
San Diego is best for
- ✓military families
- ✓biotech workers
- ✓beach lifestyle seekers
- ✓retirees
FAQs
Is Phoenix or San Diego cheaper to live in?
Phoenix is 151% cheaper than San Diego overall. Phoenix 1BR rent ($1,380/mo) vs San Diego ($2,250/mo). Median home price: Phoenix $415K vs San Diego $820K.
How much salary do I need in San Diego to match $100K in Phoenix?
$251,000 in San Diego is equivalent to $100,000 in Phoenix based on cost of living differences. The biggest factors are rent (+63% difference) and state taxes (Phoenix: 2.5% vs San Diego: Up to 13.3%).
What is the rent difference between Phoenix and San Diego?
1BR: Phoenix $1,380/mo vs San Diego $2,250/mo (+63%). 2BR: Phoenix $1,720/mo vs San Diego $3,000/mo (+74%).
Does Phoenix or San Diego have lower taxes?
Phoenix (AZ) has 2.5% state income tax. San Diego (CA) has Up to 13.3% state income tax. On a $100K salary, the annual tax difference is ~$10,800.