Child Support Calculators
50 free calculators — all 50 states
Estimate child support payments by state using income shares, percentage of income, or hybrid models.
All Calculators
Alabama Child Support Calculator
Planning estimate for Alabama child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Alaska Child Support Calculator
Planning estimate for Alaska child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Arizona Child Support Calculator
Planning estimate for Arizona child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Arkansas Child Support Calculator
Planning estimate for Arkansas child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
California Child Support Calculator
Planning estimate for California child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Colorado Child Support Calculator
Planning estimate for Colorado child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Connecticut Child Support Calculator
Planning estimate for Connecticut child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Delaware Child Support Calculator
Planning estimate for Delaware child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Florida Child Support Calculator
Planning estimate for Florida child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Georgia Child Support Calculator
Planning estimate for Georgia child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Hawaii Child Support Calculator
Planning estimate for Hawaii child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Idaho Child Support Calculator
Planning estimate for Idaho child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Illinois Child Support Calculator
Planning estimate for Illinois child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Indiana Child Support Calculator
Planning estimate for Indiana child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Iowa Child Support Calculator
Planning estimate for Iowa child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Kansas Child Support Calculator
Planning estimate for Kansas child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Kentucky Child Support Calculator
Planning estimate for Kentucky child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Louisiana Child Support Calculator
Planning estimate for Louisiana child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Maine Child Support Calculator
Planning estimate for Maine child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Maryland Child Support Calculator
Planning estimate for Maryland child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Massachusetts Child Support Calculator
Planning estimate for Massachusetts child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Michigan Child Support Calculator
Planning estimate for Michigan child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Minnesota Child Support Calculator
Planning estimate for Minnesota child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Mississippi Child Support Calculator
Planning estimate for Mississippi child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Missouri Child Support Calculator
Planning estimate for Missouri child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Montana Child Support Calculator
Planning estimate for Montana child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Nebraska Child Support Calculator
Planning estimate for Nebraska child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Nevada Child Support Calculator
Planning estimate for Nevada child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
New Hampshire Child Support Calculator
Planning estimate for New Hampshire child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
New Jersey Child Support Calculator
Planning estimate for New Jersey child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
New Mexico Child Support Calculator
Planning estimate for New Mexico child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
New York Child Support Calculator
Planning estimate for New York child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
North Carolina Child Support Calculator
Planning estimate for North Carolina child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
North Dakota Child Support Calculator
Planning estimate for North Dakota child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Ohio Child Support Calculator
Planning estimate for Ohio child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Oklahoma Child Support Calculator
Planning estimate for Oklahoma child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Oregon Child Support Calculator
Planning estimate for Oregon child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Pennsylvania Child Support Calculator
Planning estimate for Pennsylvania child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Rhode Island Child Support Calculator
Planning estimate for Rhode Island child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
South Carolina Child Support Calculator
Planning estimate for South Carolina child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
South Dakota Child Support Calculator
Planning estimate for South Dakota child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Tennessee Child Support Calculator
Planning estimate for Tennessee child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Texas Child Support Calculator
Planning estimate for Texas child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Utah Child Support Calculator
Planning estimate for Utah child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Vermont Child Support Calculator
Planning estimate for Vermont child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Virginia Child Support Calculator
Planning estimate for Virginia child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Washington Child Support Calculator
Planning estimate for Washington child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
West Virginia Child Support Calculator
Planning estimate for West Virginia child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Wisconsin Child Support Calculator
Planning estimate for Wisconsin child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
Wyoming Child Support Calculator
Planning estimate for Wyoming child support using a generic gross-income heuristic. Does not implement the state guideline or determine a court order.
About Child Support Calculators
Estimate child support payments by state using income shares, percentage of income, or hybrid models. All 50 calculators are free to use, require no sign-up, and provide instant, formula-based results — see each calculator's own methodology section below for exactly how its figures are calculated and sourced.
Each calculator includes a detailed methodology section explaining the formulas used, data sources cited with verification dates, and frequently asked questions to help you understand the results. Results are shareable and print-friendly.