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San Leandro, CA Historic Preservation: Historic-Cultural Monuments (2026)

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

Key Facts

Governing chapter
SLMC Chapter 4-26
Adopted
Ordinance No. 2003-014, 11/17/03
Designation tiers
City Landmark, Merit Resource, Historic District
Historic district petition
51% of property owners
Certificate of approval validity
1 year from final decision
Appeal window
15 days to file

Summary

San Leandro designates historic buildings, sites and districts as City Landmarks or Merit Resources under Municipal Code Chapter 4-26. The Planning Commission and City Council control exterior alterations and demolition once a resource is designated, requiring a certificate of approval first.

No person shall alter the exterior of a designated historic resource unless a certificate of approval has been issued in accordance with this Chapter. Nothing in this Chapter shall be construed to prevent the ordinary maintenance and repair of any exterior architectural feature on any designated historic resource that does not involve a change in the character-defining features of the designated resource. Proposed exterior alterations to a designated historic resource that would normally require a building permit are subject to review and approval by the Planning Commission based on compliance with "The Secretary of the Interior's Standards for the Treatment of Historic Properties," and any applicable design guidelines, conservation plans or specific neighborhood plans that may be adopted by the City.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: rev 4967405; v8 updated 2026-07-06).

Full Breakdown

Chapter 4-26, adopted by Ordinance No. 2003-014 and amended by Ordinance No. 2022-021, sets up three designation tiers: City Landmark, Merit Resource, and Historic District or Historic District Contributor. Any property owner can nominate their own property for Merit Resource status, but only the City Council, Planning Commission or a property owner can initiate a City Landmark nomination, and City Landmark designation does not require the owner's consent, while Merit Resource designation does. A historic district needs a petition signed by at least 51% of property owners within its proposed boundary.

Applications go to the Commission Secretary, a staff member of the Library-Services Department, along with State Department of Parks and Recreation documentation forms; the Planning Commission reviews the application at a public meeting and either acts directly on a Merit Resource or recommends action to the City Council for a City Landmark or Historic District. Once a resource is designated, Section 4-26-1100 bars anyone from altering its exterior without a certificate of approval measured against the Secretary of the Interior's Standards for the Treatment of Historic Properties, and Section 4-26-1200 bars demolition, destruction or removal without a certificate of approval issued by the City Council.

Owners must keep character-defining features in good repair under Section 4-26-1500. A certificate of approval expires one year after the final decision unless a building permit issues and substantial work begins, or an extension is granted. Decisions of the Community Development Director may be appealed to the Planning Commission within 15 days, and Commission decisions to the City Council within 15 days, with a hearing set within 45 days of the City's receipt of the appeal.

Violations & Fines

Altering the exterior of a designated resource, or demolishing, destroying or removing one, without a certificate of approval violates Chapter 4-26. The Chief Building Official may still issue an emergency demolition permit for a resource left structurally unsafe by earthquake, fire or other disaster once the Community Development Director confirms there is no feasible alternative to demolition.

Frequently Asked Questions

Does San Leandro require owner consent to designate a City Landmark?
No. Section 4-26-905 states designation of a City landmark does not require owner consent, though the City Council, Planning Commission or the owner can initiate the nomination. Merit Resource designation is different: Section 4-26-910 requires the owner's consent before the Planning Commission can act.
Can I remodel a designated historic property in San Leandro?
Ordinary maintenance and repair that does not change character-defining features is allowed without review. Any exterior alteration that would normally need a building permit requires a certificate of approval under Section 4-26-1100, reviewed against the Secretary of the Interior's Standards.
How long does a certificate of approval last?
One year from the date of the final decision under Section 4-26-2000, unless the building permit has issued and substantial work has begun, or the approving body granted an extension before expiration.

Sources & Official References

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