Places in Big Lagoon 5 places in Big Lagoon Big Lagoon SearchAll (5)Parks & nature (2)Schools (K-12) (1)Beaches & piers (1)Agate Beach, Trinidad, CA Beaches & piersPatricks Point State ParkBig Lagoon County Park Parks & nature510 Big Lagoon Park RdBig Lagoon Elementary Schools (K-12)269 Big Lagoon Park RdBig Lagoon Park Parks & natureShore RoadKayak Trinidad at Big Lagoon 1148 Big Lagoon Park Rd