03/04/2026
🦒 FREE HOUSTON ZOO DAYS (2026)
First Tuesday of every month, open to close. Courtesy of ExxonMobil.
2026 dates:
✅ Mar 3
✅ Apr 7
✅ May 5
✅ Jun 2
✅ Jul 7
✅ Aug 4
✅ Sep 1
✅ Oct 6
✅ Nov 3
✅ Dec 1
Important: Online reservations required. No tickets at the gate.
Tickets usually drop the Wednesday before, sometimes earlier.
Not included: Zoo Lights, carousel, giraffe feeding, special attractions.
Pro tips: go early, parking will be a mess, bring snacks and a stroller or wagon.
Tag your zoo bestie and save this. 🐘✨