Salary Comparison

iOS Developer Salary:
Seattle, WA vs Philadelphia, PA

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

Seattle, WA
$190,815
/ year
+27%
difference
Philadelphia, PA
$150,308
/ year
Bottom line: Philadelphia offers better purchasing power despite Seattle paying more gross. How is this calculated? →
Metric
Seattle
Philadelphia
Median Gross Salary
Annual, before tax
$190,815✓ higher
$150,308
Entry Level
0–2 years experience
$123,399✓ higher
$97,203
Senior Level
8+ years experience
$295,062✓ higher
$232,425
Est. Take-Home Pay
After income tax + FICA
$127,576✓ higher
$101,430
Purchasing Power
Equivalent in median-CoL city
$134,377
$139,174✓ higher
Cost of Living Index
Relative to US median (1.00)
1.42×
1.08×✓ lower
Percentile 10 (Low)
Bottom 10% of earners
$123,399✓ higher
$97,203
Percentile 90 (High)
Top 10% of earners
$295,062✓ higher
$232,425

What if you move from Seattle to Philadelphia?

Gross salary change
$40,507
27% decrease
Take-home change
$26,146
per year after tax
Purchasing power change
+$4,797
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

Seattle, WA$190,815
P10: $123,399Median: $190,815P90: $295,062
Philadelphia, PA$150,308
P10: $97,203Median: $150,308P90: $232,425

More iOS Developer salary comparisons

Seattle vs New YorkSeattle vs Los AngelesSeattle vs ChicagoSeattle vs HoustonSeattle vs PhoenixSeattle vs San AntonioAll iOS Developer salaries →

Frequently Asked Questions

▶Does a iOS Developer earn more in Seattle or Philadelphia?

The median iOS Developer salary in Seattle, WA is $190,815/yr compared to $150,308/yr in Philadelphia, PA. Seattle pays 27% more in gross terms.

▶Is a iOS Developer salary worth more in Seattle or Philadelphia after cost of living?

After adjusting for local cost of living, your Seattle salary has the purchasing power of $134,377/yr in a median-cost city, vs $139,174/yr for Philadelphia. Philadelphia offers stronger real purchasing power.

▶What is the take-home pay for a iOS Developer in Seattle vs Philadelphia?

After estimated taxes, a iOS Developer in Seattle, WA takes home approximately $127,576/yr, vs $101,430/yr in Philadelphia, PA. These are estimates based on standard federal tax rates and do not account for state/local taxes or deductions.