Custody Schedule Calculator

Calculate parenting time percentages from your custody schedule.

Legal Disclaimer

This calculator provides general estimates only and does not constitute legal advice. Laws, regulations, and court procedures vary significantly by jurisdiction. Consult a licensed attorney in your area for advice specific to your situation.

Inputs

Weekdays/Week with Parent 1

Weekends/Month with Parent 1

Holiday Days with Parent 1

Total Holiday Days

Summer Weeks with Parent 1

Total Summer Weeks

Tab to move between fields

Results

Parent 1 Time

58.6%

Parent 2 Time

41.4%

Parent 1 Overnights/Year214

Parent 2 Overnights/Year151

How to Use This Calculator

Enter Weekdays per Week with Parent 1 and Weekends per Month with Parent 1.
Set Holiday Days assigned to Parent 1 and Total Holiday Days to split.
Enter Summer Weeks with Parent 1 and Total Summer Weeks to divide.
Review Parent 1 Time % and Parent 2 Time % for parenting plan documentation.
Common schedules: 50/50 (every other week), 65/35 (primary/secondary), 70/30 (primary with alternating weekends).
Document your schedule in a formal parenting plan approved by the court.

How the result changes with Weekdays/Week with Parent 1

Weekdays/Week with Parent 1	Parent 1 Time	Parent 2 Time
0.5	27.7%	72.3%
1.75	42.7%	57.3%
3.25	62.2%	37.8%
4.5	80%	20%

What each input means

Weekdays/Week with Parent 1: Number of weekday overnights per week with Parent 1.
Weekends/Month with Parent 1: Number of full weekends per month with Parent 1.
Holiday Days with Parent 1: Total holiday days per year assigned to Parent 1.
Total Holiday Days: Total holiday days to be divided between parents.
Summer Weeks with Parent 1: Weeks of summer vacation with Parent 1.
Total Summer Weeks: Total summer vacation weeks to divide.

How this is calculated

Worked example, using the default values

Identify Input Parameters
4 parameters
Weekdays/Week with Parent 1 = 3, Weekends/Month with Parent 1 = 2, Holiday Days with Parent 1 = 10, Total Holiday Days = 20 = 6 input(s) provided
Calculate Parent 1 Time
Parent 1 Time
58.6 = 58.6
Calculate Parent 2 Time
Parent 2 Time
41.4 = 41.4
Calculate Parent 1 Overnights/Year
Parent 1 Overnights/Year
214 = 214
Calculate Parent 2 Overnights/Year
Parent 2 Overnights/Year
151 = 151