How support is calculated, modified, and enforced — from guidelines to college expenses.
Massachusetts child support ranges from $12/week minimum to 60% of income. Learn the 2025 Guidelines formula, $450K income cap, and exact calculation steps.
Child support in Massachusetts ends at age 18 but can extend to 21 or 23 for education. Learn termination rules, filing fees ($50), and 2026 guideline changes.
Calculate Massachusetts child support using the 2025 Guidelines (effective Dec 2025). Income shares model covers combined incomes up to $450,000. Free worksheet walkthrough.