Only $3 entry to park!
So much to do:
Kids train (Irvine Park Railroad), Pony rides, OC Zoo, playgrounds, hiking trails, bike trails, horseback trails, ball fields, boat rentals, surrey & bike rentals, boarding stables, fishing, BBQ's, picnic areas, and dogs & horses permitted. You can also buy lunch at a fairly low price.
Train ride $5, Pony rides $5, and the Zoo is only $2 per person (2 years and up)...
You will also see many peacocks casually strolling around.