Esther Clark Park is a small, undeveloped nature reserve of grassland and oaks. It has no other amenities. It is a good place for quiet meditation or watching the sun set.
Dogs are required to be on leash and under physical control at all times.
Fires, barbecues and smoking are prohibited anywhere in the preserve.
No hunting or camping.
Helmets are required for all bicyclists.
No collecting of plants or animals.
Do not feed wildlife.
No remote control devices, including devices such as boats, planes, quadcopters.
The preserve is named for Dr. Esther Clark, one of the founding members of the Palo Alto Medical Clinic. A graduate of Stanford and Stanford Medical School, she was also the founder of the Children's Health Council.
Dr. Clark sold the land for Esther Clark Park to the city of Palo Alto on the condition that it be preserved as an open space. For details on park history, see the Palo Alto Historical Association chapter on Esther Clark Park.