Salary Comparison

Information Security Analyst Salary:
Washington DC, DC vs Philadelphia, PA

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

Washington DC, DC
$163,216
/ year
+26%
difference
Philadelphia, PA
$129,866
/ year
Bottom line: Philadelphia offers better purchasing power despite Washington DC paying more gross. How is this calculated? →
Metric
Washington DC
Philadelphia
Median Gross Salary
Annual, before tax
$163,216✓ higher
$129,866
Entry Level
0–2 years experience
$105,551✓ higher
$83,984
Senior Level
8+ years experience
$252,385✓ higher
$200,815
Est. Take-Home Pay
After income tax + FICA
$109,220✓ higher
$89,094
Purchasing Power
Equivalent in median-CoL city
$114,941
$120,246✓ higher
Cost of Living Index
Relative to US median (1.00)
1.42×
1.08×✓ lower
Percentile 10 (Low)
Bottom 10% of earners
$105,551✓ higher
$83,984
Percentile 90 (High)
Top 10% of earners
$252,385✓ higher
$200,815

What if you move from Washington DC to Philadelphia?

Gross salary change
$33,350
26% decrease
Take-home change
$20,126
per year after tax
Purchasing power change
+$5,305
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

Washington DC, DC$163,216
P10: $105,551Median: $163,216P90: $252,385
Philadelphia, PA$129,866
P10: $83,984Median: $129,866P90: $200,815

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Frequently Asked Questions

▶Does a Information Security Analyst earn more in Washington DC or Philadelphia?

The median Information Security Analyst salary in Washington DC, DC is $163,216/yr compared to $129,866/yr in Philadelphia, PA. Washington DC pays 26% more in gross terms.

▶Is a Information Security Analyst salary worth more in Washington DC or Philadelphia after cost of living?

After adjusting for local cost of living, your Washington DC salary has the purchasing power of $114,941/yr in a median-cost city, vs $120,246/yr for Philadelphia. Philadelphia offers stronger real purchasing power.

▶What is the take-home pay for a Information Security Analyst in Washington DC vs Philadelphia?

After estimated taxes, a Information Security Analyst in Washington DC, DC takes home approximately $109,220/yr, vs $89,094/yr in Philadelphia, PA. These are estimates based on standard federal tax rates and do not account for state/local taxes or deductions.