Monarch Grove Sanctuary
| Monarch Grove Sanctuary | |
|---|---|
IUCN category IV (habitat/species management area) | |
A monarch butterfly at the sanctuary | |
| Location | 250 Ridge Rd, Pacific Grove, CA 93950 |
| Coordinates | 36°37′35″N 121°55′51″W / 36.6264°N 121.9307°W |
| Area | 2.696 acres (1.091 ha) |
| Established | 1992 |
| Governing body | City of Pacific Grove |
The Monarch Grove Sanctuary is an urban nature preserve in Pacific Grove, California. It protects the monarch butterflies that winter in Pacific Grove arriving in October. It is maintained by a volunteer crew. About 12–16,000 butterflies stayed at the sanctuary during the 2022-23 winter, making it the fourth largest of its type in California.