Calculate Child Support
Before taxes. Include wages, self-employment, bonuses.
Rhode Island uses the Income Shares — both incomes required.
0 = no custody · 91 = 25% · 182 = 50/50 · 365 = full custody
$0
estimated monthly support payment
⚠️ Estimate only. Actual court-ordered amounts may vary. Verify with a licensed Rhode Island family law attorney.
ℹ️ Rhode Island uses the Income Shares — Rhode Island uses Income Shares. Courts may order support through college.
How Child Support Works in Rhode Island
Rhode Island uses the Income Shares to determine child support obligations.
The Income Shares model combines both parents' incomes, finds the basic support obligation from a state schedule, then divides it proportionally. More parenting time (overnights) reduces the non-custodial parent's payment through a parenting time credit.
How Rhode Island Compares to Other States
See how Rhode Island's child support rules compare to other states.
| State | Formula | Support Ends | Arrears Rate | Mod. Threshold |
|---|---|---|---|---|
| ★ Rhode Island (you) | Income Shares | 18 | 12% | 10% |
| Delaware | Melson Formula | 18 | 5% | 10% |
| Idaho | Percentage of Income | 18 | 5% | 15% |
| Michigan | Income Shares | 18 | 5% | 10% |
| Ohio | Income Shares | 18 | 5% | 10% |
| Alaska | Percentage of Income | 18 | 6% | 15% |
| Florida | Income Shares | 18 | 6% | 15% |
| Louisiana | Income Shares | 18 | 6% | 25% |
| New Hampshire | Income Shares | 18 | 6% | 15% |
Showing 8 comparison states. View all 50 states →
Frequently Asked Questions
How is child support calculated in Rhode Island?
Rhode Island uses the Income Shares model. Rhode Island uses Income Shares. Courts may order support through college.
When does child support end in Rhode Island?
Child support generally ends when the child turns 18 in Rhode Island.
Can I modify child support in Rhode Island?
Yes. Rhode Island requires a 10% or greater change in income to qualify. Use our modification checker →
Does 50/50 custody eliminate child support in Rhode Island?
Not automatically. The higher-earning parent typically still pays support with 50/50 custody. See our 50/50 guide →
What income is used for child support in Rhode Island?
Income includes wages, self-employment, bonuses, rental income, unemployment benefits, disability payments, and Social Security. Courts may impute income if a parent is voluntarily underemployed.