Kentucky uses the Income Shares model — both parents’ gross incomes are combined. Updated for 2026 — covers 50/50 custody, arrears, modifications and Kentucky child support laws.
BothParents Income
NoneIncome Cap
18Age Support Ends
12%Arrears Interest
🐎 Kentucky Income Shares Model
Kentucky Child Support Calculator 2026
Kentucky uses the Income Shares model — both parents’ gross incomes are combined.
ℹKentucky uses gross income — Gross = total income before any deductions.
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$0$20k
$
$0$20k
$
$
Estimated Monthly Child Support
$0
per month
Annual Total
$0
Combined Income
—
Until Age
18
* Estimate using official Kentucky income shares formula. Courts may deviate based on special circumstances. Consult a Kentucky family law attorney for your specific situation.
🐎 How Kentucky Calculates Child Support
ModelIncome Shares — both parents’ combined gross income
Income CapNo set cap — courts use discretion
Minimum Order$60/month minimum regardless of income
Arrears Interest12% annual interest on unpaid arrears
Kentucky Key RuleKentucky uses combined gross income of both parents in the Income Shares calculation
Additional InfoKentucky courts cannot order college support — obligation ends at 18 or graduation
⚖ 50/50 Custody in Kentucky
Does Child Support Apply With 50/50 Custody in Kentucky?
In most cases, yes. Kentucky does not automatically eliminate child support with equal parenting time.
✓General rule: With 50/50 custody, the higher-earning parent typically pays the lower-earning parent. The amount is reduced vs sole custody but rarely reaches $0.
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$0$15k
$
$0$15k
Estimated Monthly Payment
$0
per month
Without Custody Adj.
$0
Custody Reduction
$0
Net Payment
$0
* 50/50 custody calculations are complex. This is an approximation. Consult a Kentucky family law attorney for exact figures.
📋 Kentucky Arrears Calculator
Kentucky Child Support Arrears Calculator
Calculate total back child support including 12% annual interest Kentucky applies to unpaid arrears.
⚠Kentucky charges 12% annual interest on all unpaid child support arrears.
$
$
$
Total Arrears Owed (with 12% Interest)
$0
including Kentucky 12% annual interest
Base Arrears
$0
Interest Accrued
$0
Clear in 1 Year
$0
Clear in 2 Years
$0
Clear in 3 Years
$0
Support Ends Age
18
* Kentucky applies 12% annual interest to unpaid child support. There is generally no statute of limitations on child support debt.
🔄 Modification Estimator
Kentucky Child Support Modification
Estimate your new payment and check if you qualify for a modification in Kentucky.
ℹModification rule: Most states allow modification when the new amount differs by 15-20% or $100/month, OR when there is a material and substantial change in circumstances (job loss, new child, custody change).
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36+ months = eligible for routine review
$
Estimated New Monthly Payment
$0
per month
Current Order
$0
New Calculated
$0
Difference
$0
% Change
0%
Likely Qualifies?
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Time Since Order
—
* Qualification estimate only. Consult a Kentucky family law attorney before filing.
📜 Updated 2026
Kentucky Child Support Laws 2026
Key rules, age cutoffs and what you need to know in Kentucky.
FORMULA How Kentucky Calculates Child Support
Kentucky Revised Statutes Section 403.212 governs child support. Kentucky uses Income Shares with published schedule tables. Kentucky applies 12% annual interest on arrears.
AGE When Does Child Support End in Kentucky?
Child support in Kentucky ends when the child turns 18 — Support ends at 18 or high school graduation. Support also ends upon the child’s death, marriage or emancipation. Important: In most cases support does not stop automatically — you need a court order. Stopping payments without a court order creates arrears even after the child reaches the cutoff age.
INTEREST Arrears Interest in Kentucky
Kentucky charges 12% annual interest on unpaid child support arrears. Kentucky’s rate of 12% is among the higher rates in the country. There is generally no statute of limitations on child support debt.
ENFORCEMENT Kentucky Child Support Enforcement
Kentucky has broad enforcement powers including wage garnishment, tax refund interception, driver’s license suspension, professional license suspension, passport denial, and credit bureau reporting. Criminal charges may apply for significant or long-term non-payment.
MODIFY Modifying Child Support in Kentucky
Child support can be modified in Kentucky when there is a material and substantial change in circumstances — typically a significant income change, job loss, new children from another relationship, or change in custody. Most states also allow a periodic review every 3 years. File a petition with the court — private agreements to change support are not legally enforceable.
📅 Kentucky Payment Calendar
Child Support Payment Calendar 2026
Generate your personal payment schedule and track payments month by month.
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Monthly Total
$0
Annual Total
$0
Next Payment
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Days Until Due
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Payments Remaining
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Marked Paid
$0
* Click Mark as Paid to track payments. Always keep payment receipts.
Need a Kentucky Family Law Attorney?
This calculator provides estimates. For filing, modifying or enforcing a child support order, connect with a local family law attorney.