Summer is the most expensive season for most families. In a co-parenting situation, it's also the most financially contentious — unless you plan ahead.
Summer Camp, Vacations, and Extra Expenses: The Co-Parenting Finance Guide for Summer
Summer costs money. Camps, childcare, vacations, new gear, and travel add up to a financial season significantly more expensive than the rest of the year. In a co-parenting situation, summer finances require more coordination than any other time — because most big costs happen in both households, require joint decisions, and aren't neatly covered by existing child support.

The Summer Expense Categories
Summer childcare: When school is out and both parents work, someone needs to cover the childcare gap. Costs vary enormously — from a few hundred dollars for local day programs to several thousand for sleep-away camp. These costs need to be discussed and agreed upon before enrollment.
Summer camp: Day camps, specialty camps (sports, arts, STEM), and overnight camps all carry enrollment fees, supply lists, and sometimes travel costs. Most require commitment months in advance. Both parents should agree before it happens.
Vacation and travel: Each parent typically has the right to take children on vacation during their custody time. For international travel, check your parenting plan for additional requirements (advance notice, passport custody).
Setting Up a Summer Budget Conversation
The best time to have this conversation was March. The second-best time is now. Cover:
- What summer childcare each parent needs during their custody time, and the cost
- Summer camp: is it happening? Who decides? Who pays and in what proportion?
- Each parent's planned vacation time and any associated costs
- Activity plans and approximate costs
- Any major purchases anticipated
Reimbursement Systems That Work
When one parent fronts a shared expense, reimbursement delays create resentment. Build a system:
- Real-time logging: Log expenses in Splitime as they happen, with receipts and the agreed split
- Settlement intervals: All outstanding shared expenses settled on the first of each month
- Pre-authorization: For a regular summer program, set up a standing agreement that covers the duration

The Bigger Picture
Summer is temporary. The co-parenting relationship is long-term. Picking every financial battle in June and July has costs that extend into September and beyond. Invest in coordination systems, document agreements, and pick disputes that actually matter.
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