Every state calculates child support differently. Select your state below to get a clear, sourced estimate — not a generic national average.
Each state has its own guideline model and required inputs.
Income, number of children, and other factors your state's formula uses.
See the result, the calculation breakdown, and the official source it's based on.
Most calculators apply one formula to every state. Ours doesn't — each state page uses that state's actual guideline model, current as of its last review date.
Each state calculates support differently — the inputs you're asked reflect that state's formula.
See exactly how your estimate was calculated, in terms you don't need a law degree to follow.
Every state page links to the statute or agency guidance the calculation is based on.
Your income and case details are used only to produce your estimate.
See what changed, and what did not, in each state we cover, with sources.
The 2026 income limit in all 50 states, and what happens above it.
How shared parenting time changes child support in all 50 states.
The 2026 minimum order and self-support reserve in all 50 states.
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A few genuinely useful products for organizing custody paperwork, budgeting, and co-parenting.
Keeping receipts, court papers and a simple monthly budget in one place makes any child support review easier. These are optional tools. Our calculator and guides stay free, and the estimate does not depend on anything you buy.
