County Service Area 120 North Etiwanda Preserve

The North Etiwanda Preserve

A unique Riversidean Alluvial Fan Sage Scrub plant community that provides protection for a number of rare and endangered species.

Please aid in our conservation efforts by adhering to all preserve rules.

4890 Etiwanda Avenue, Rancho Cucamonga, CA 91739 

Latest News

North Etiwanda Preserve Closed August 20th and 21st

August 17, 2023

Starting Sunday, August 20th, through Monday, August 21st, the North Etiwanda Preserve will be closed…

North Etiwanda Preserve Closed July 4th Due to High Fire Danger

July 3, 2023

Due to High Fire Danger, the North Etiwanda Preserve will be closed starting sunset July…

North Etiwanda Preserve Closed Until March 23rd, 2023

March 22, 2023

Due to inclement weather, CSA 120, the North Etiwanda Preserve, will be closed to visitors…

North Etiwanda Preserve Closed Until March 16th, 2023

March 10, 2023

Due to inclement weather, CSA 120, the North Etiwanda Preserve, will be closed to visitors…

Access Trail Work

October 7, 2022

After a summer of heavy rains, the Cucamonga Valley Water District will be performing repairs…

The North Etiwanda Preserve Re-Opens

September 15, 2022

Repairs to the parking area have been completed, and the preserve will open at Sunrise,…

North Etiwanda Preserve Entrance Paving Project

March 9, 2022

The North Etiwanda Preserve is a very popular hiking destination for Country residents and those…

Paving Project at the North Etiwanda Preserve

March 4, 2022

Staff and Contractors will be working at the North Etiwanda Preserve on Monday March 7th…

Parking fee goes live October 1, 2021

September 24, 2021

The North Etiwanda Preserve’s new parking fee goes into effect on October 1, 2021.  Two…

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