Salary Comparison

Full Stack Developer Salary:
San Francisco, CA vs Philadelphia, PA

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

San Francisco, CA
$223,639
/ year
+58%
difference
Philadelphia, PA
$141,499
/ year
Bottom line: San Francisco wins on all three metrics — higher salary, more take-home pay, and greater purchasing power. How is this calculated? →
Metric
San Francisco
Philadelphia
Median Gross Salary
Annual, before tax
$223,639✓ higher
$141,499
Entry Level
0–2 years experience
$144,626✓ higher
$91,507
Senior Level
8+ years experience
$345,818✓ higher
$218,803
Est. Take-Home Pay
After income tax + FICA
$149,896✓ higher
$96,114
Purchasing Power
Equivalent in median-CoL city
$133,118✓ higher
$131,018
Cost of Living Index
Relative to US median (1.00)
1.68×
1.08×✓ lower
Percentile 10 (Low)
Bottom 10% of earners
$144,626✓ higher
$91,507
Percentile 90 (High)
Top 10% of earners
$345,818✓ higher
$218,803

What if you move from San Francisco to Philadelphia?

Gross salary change
$82,140
58% decrease
Take-home change
$53,782
per year after tax
Purchasing power change
$2,100
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

San Francisco, CA$223,639
P10: $144,626Median: $223,639P90: $345,818
Philadelphia, PA$141,499
P10: $91,507Median: $141,499P90: $218,803

More Full Stack Developer salary comparisons

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Frequently Asked Questions

▶Does a Full Stack Developer earn more in San Francisco or Philadelphia?

The median Full Stack Developer salary in San Francisco, CA is $223,639/yr compared to $141,499/yr in Philadelphia, PA. San Francisco pays 58% more in gross terms.

▶Is a Full Stack Developer salary worth more in San Francisco or Philadelphia after cost of living?

After adjusting for local cost of living, your San Francisco salary has the purchasing power of $133,118/yr in a median-cost city, vs $131,018/yr for Philadelphia. San Francisco offers stronger real purchasing power.

▶What is the take-home pay for a Full Stack Developer in San Francisco vs Philadelphia?

After estimated taxes, a Full Stack Developer in San Francisco, CA takes home approximately $149,896/yr, vs $96,114/yr in Philadelphia, PA. These are estimates based on standard federal tax rates and do not account for state/local taxes or deductions.