Quick answer
Seattle is 112% cheaper than San Diego overall. A $100K salary in Seattle is equivalent to $212,000 in San Diego.
Cost of Living Comparison · 2026
Seattle 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
Seattle is 112% cheaper
1BR rent difference
+7% (B vs A)
$100K in A = in B
$212,000
Seattle vs San Diego: Side-by-Side
1BR median rent
$2,100/mo
$2,250/mo
+7%
2BR median rent
$2,750/mo
$3,000/mo
+9%
Median home price
$780K
$820K
+5%
Avg monthly groceries
$430
$420
-2%
Avg monthly utilities
$130
$130
+0%
State income tax
None
Up to 13.3%
Seattle saves
Walk score
74/100
54/100
Seattle better
Transit score
59/100
41/100
Seattle better
Salary Equivalency Calculator
How much you need to earn in San Diego to maintain the same standard of living as your current Seattle salary — and vice versa.
$60,000
$127,000
$28,000
$80,000
$170,000
$38,000
$100,000
$212,000
$47,000
$120,000
$255,000
$57,000
$150,000
$318,000
$71,000
Calculated using a weighted index: rent (40%), home prices (20%), groceries (20%), utilities (10%), state income tax (10%). Individual lifestyles vary.
Monthly Budget: Seattle vs San Diego
Who Each City Is Best For
Seattle is best for
- ✓tech workers
- ✓outdoor enthusiasts
- ✓high earners
- ✓coffee aficionados
San Diego is best for
- ✓military families
- ✓biotech workers
- ✓beach lifestyle seekers
- ✓retirees
FAQs
Is Seattle or San Diego cheaper to live in?
Seattle is 112% cheaper than San Diego overall. Seattle 1BR rent ($2,100/mo) vs San Diego ($2,250/mo). Median home price: Seattle $780K vs San Diego $820K.
How much salary do I need in San Diego to match $100K in Seattle?
$212,000 in San Diego is equivalent to $100,000 in Seattle based on cost of living differences. The biggest factors are rent (+7% difference) and state taxes (Seattle: None vs San Diego: Up to 13.3%).
What is the rent difference between Seattle and San Diego?
1BR: Seattle $2,100/mo vs San Diego $2,250/mo (+7%). 2BR: Seattle $2,750/mo vs San Diego $3,000/mo (+9%).
Does Seattle or San Diego have lower taxes?
Seattle (WA) has None state income tax. San Diego (CA) has Up to 13.3% state income tax. On a $100K salary, the annual tax difference is ~$13,300.