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San Benito County, CA Tree Protection: Protected Tree Species (2026)

Significant Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Heritage tree threshold
36-inch trunk diameter, any species
Zones covered
R-1 and RM zones only
Ordinary-tree exemption
Does not apply to protected trees
Penalty
Infraction; separate offense each day
Governing sections
§ 25.07.018 and § 25.09.002

Summary

Unincorporated San Benito County designates 'trees of special protection', including any 36-inch-or-greater heritage tree, that need a removal permit and written findings in R-1 and RM zones, with no automatic exemption.

These county ordinances apply to unincorporated areas of San Benito County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

TREES OF SPECIAL PROTECTION. Shall include any of the following: (1) HERITAGE TREES. Any tree, regardless of species, which has a trunk diameter of 36 inches or greater measured four and one-half feet above the ground; ... (d) A LANDMARK TREE. Any tree or grove of trees, or type of tree, designated by resolution of the Board of Supervisors to be of historical or cultural value, an outstanding specimen, an unusual or native species and/or of significant community benefit.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2025 S-28: current through Ordinance 1078).

Full Breakdown

County Code § 25.07.018 requires a tree removal permit to trench, grade, fill within the dripline of, destroy, or seriously harm any tree on R-1- or RM-zoned parcels in unincorporated San Benito County. The Planning Director may normally approve removing one ordinary tree per parcel every five years without written findings, but § 25.07.018(E)(1) blocks that shortcut for 'trees of special protection.' Under § 25.09.002, that category covers Heritage Trees (any species, 36-inch-or-greater trunk diameter measured 4.5 feet up), trees preserved as a development condition, mitigation replacement trees, and Landmark Trees designated by Board of Supervisors resolution. Even the fenced-rear-yard exemption for ordinary trees does not extend to these protected trees.

Violations & Fines

Removing or seriously harming a tree of special protection without a permit is an infraction under Chapter 1.03; each day it continues is a separate offense, and the violator must repair or replace the tree at County direction.

Frequently Asked Questions

Do I need a permit to remove a heritage tree in unincorporated San Benito County?
Yes. Any tree 36 inches or more in trunk diameter, regardless of species, is a 'tree of special protection' under § 25.09.002, and removing it in an R-1 or RM zone needs a permit and written findings under § 25.07.018.
Does the one-tree-per-five-years shortcut cover heritage or landmark trees?
No. § 25.07.018(E)(1) lets the Planning Director skip written findings for one ordinary tree per parcel every five years, but that exemption explicitly excludes trees of special protection.

Sources & Official References

Other rules in San Benito County

All San Benito County rules

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