Salary Comparison

Security Engineer Salary:
Chicago, IL vs San Diego, CA

Side-by-side gross salary, after-tax take-home pay, and purchasing power comparison. Updated June 2026.

Chicago, IL
$178,398
/ year
-11%
difference
San Diego, CA
$199,625
/ year
Bottom line: San Diego wins on all three metrics — higher salary, more take-home pay, and greater purchasing power. How is this calculated? →
Metric
Chicago
San Diego
Median Gross Salary
Annual, before tax
$178,398
$199,625✓ higher
Entry Level
0–2 years experience
$115,369
$129,097✓ higher
Senior Level
8+ years experience
$275,861
$308,685✓ higher
Est. Take-Home Pay
After income tax + FICA
$119,132
$133,567✓ higher
Purchasing Power
Equivalent in median-CoL city
$155,129
$155,957✓ higher
Cost of Living Index
Relative to US median (1.00)
1.15×✓ lower
1.28×
Percentile 10 (Low)
Bottom 10% of earners
$115,369
$129,097✓ higher
Percentile 90 (High)
Top 10% of earners
$275,861
$308,685✓ higher

What if you move from Chicago to San Diego?

Gross salary change
+$21,227
11% increase
Take-home change
+$14,435
per year after tax
Purchasing power change
+$828
equivalent real income

Take-home pay is estimated using 2024 US federal tax brackets (single filer) + 7.65% FICA, or a blended international effective rate. Purchasing power converts gross salary to an equivalent in a US median cost-of-living city (index 1.00×). Full methodology →

Salary Range Comparison

Chicago, IL$178,398
P10: $115,369Median: $178,398P90: $275,861
San Diego, CA$199,625
P10: $129,097Median: $199,625P90: $308,685

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Frequently Asked Questions

▶Does a Security Engineer earn more in Chicago or San Diego?

The median Security Engineer salary in Chicago, IL is $178,398/yr compared to $199,625/yr in San Diego, CA. San Diego pays 11% more in gross terms.

▶Is a Security Engineer salary worth more in Chicago or San Diego after cost of living?

After adjusting for local cost of living, your Chicago salary has the purchasing power of $155,129/yr in a median-cost city, vs $155,957/yr for San Diego. San Diego offers stronger real purchasing power.

▶What is the take-home pay for a Security Engineer in Chicago vs San Diego?

After estimated taxes, a Security Engineer in Chicago, IL takes home approximately $119,132/yr, vs $133,567/yr in San Diego, CA. These are estimates based on standard federal tax rates and do not account for state/local taxes or deductions.