Data Scientist Salary in California
Take-home pay breakdown using 2025 tax rates — single filer, standard deduction
Full Tax Breakdown — California
Based on national median Data Scientist salary of $112,590, single filer, 2025 tax year
Where Your Money Goes
California vs. National Average
13.3% rate includes 1% mental health surcharge. Additional 1.1% SDI payroll tax (no wage ceiling). Highest state income tax in US.
Calculators for Data Scientists in California
Data Scientist Salary in Other States
Compare take-home pay across all 50 states + DC
★ No state income tax
Frequently Asked Questions — Data Scientist in California
How much does a Data Scientist take home in California?
On a national median salary of $112,590, a Data Scientist in California takes home approximately $81,096/year ($6,758/month) after federal income tax, California state income tax, and FICA taxes. This represents an effective total tax rate of 28.0%.
What is the California state income tax rate for a Data Scientist?
On a $112,590 salary, the effective California state income tax rate is 5.8%, resulting in $6,498 in state taxes annually. California's marginal rate for this income level is higher, but credits and deductions reduce the effective rate.
How does California compare to other states for Data Scientists?
State tax burden is a key factor in take-home pay comparison. California's 5.8% effective state tax rate places it in the middle range nationally. To compare all states, use the "Salary by State" table above.
What other taxes does a Data Scientist pay in California?
In addition to federal and state income taxes, workers pay FICA taxes: Social Security (6.2% on wages up to the $168,600 wage base in 2025) and Medicare (1.45%, plus 0.9% surcharge on earnings over $200,000). Local income taxes may also apply in some California cities. California's property tax rate is 0.8%, and the state sales tax rate is 7.2%.
Calculations use 2025 federal and state tax rates. Single filer, standard deduction. Does not include local taxes, pre-tax retirement contributions, or employer benefits. Salary data sourced from U.S. Bureau of Labor Statistics (BLS) OEWS. Last updated: March 2025. For personalized calculations, use the Paycheck Calculator.