California Child Support Calculator 2026
Free California child support estimator using the 2026 state guidelines
California uses the Income Shares model. California uses a formula based on each parent's net disposable income and the time each parent spends with the child, per Family Code § 4055.
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0% (no time)25%50/50
How California Calculates Child Support
- ✓California uses net disposable income (after taxes, FICA, and mandatory deductions)
- ✓Time-share percentage is the most important custody factor in the formula
- ✓California has no income cap — high earners can have very high obligations
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USLegalCalc.com provides estimates and document templates for informational purposes only. Results are not legal advice and vary by jurisdiction. Always consult a licensed attorney before making legal decisions.