Birthday Party Budget Calculator
Estimate the total cost of a children's birthday party based on guest count, party type, and venue.
Estimated Party Cost
Birthday party costs vary widely by party type, venue, and guest count.
Average costs per child by party type:
- Home party: $10–20 per child (decorations, cake, food)
- Park/outdoor party: $15–25 per child (permits, supplies, food)
- Restaurant/pizza place: $15–30 per child (food package, drinks)
- Activity venue (bowling, trampoline, etc.): $20–40 per child
- Entertainer party (magician, clown, characters): $25–50 per child
Common cost breakdown:
- Food & drinks: 30–40% of budget
- Venue/rental: 20–30% of budget
- Cake & desserts: 10–15% of budget
- Decorations: 10–15% of budget
- Favors/goodie bags: 5–10% of budget
- Entertainment: 10–20% of budget
Tips:
- Invite rule of thumb: child’s age + 1 guests
- Budget $3–5 per child for goodie bags
- Order 10% more food than headcount for extras