What is the maximum rent increase in Santa Monica?

The cap is 10% in Santa Monica.

How much notice is required for a rent increase in Santa Monica?

30 days written notice is required.

What happens if you exceed the rent cap in Santa Monica?

The increase is void. Tenants can recover overpayments plus interest.

Santa Monica Rent Increase Calculator (2026) — Free

Exceed the 10% cap in Santa Monica and the entire increase is void — tenants recover overpayments. Calculate your legal maximum.

Calculate Your Rent Increase Limits

Monthly Rent ($)

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penalty if violated

Penalty Warning

Violating California rules in Santa Monica can result in penalties, voided actions, and tenant lawsuits. Courts consistently side with tenants on procedural technicalities.

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For the full breakdown of rules, deadlines, and procedures, see our Santa Monica Rent Increase Laws guide.

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How we built this calculator: Rent Increase Calculator rules are based on California state statutes (Cal. Civ. Code §1946.2, §1947.12). Default rent values come from HUD Fair Market Rents (FY2026) for the Santa Monica area. Last updated: August 2026. This tool provides general information, not legal advice. Consult a licensed attorney for guidance specific to your situation.

RA

Reviewed by Rachid Abadli

Founder & CEO, LeaseBase · Sacramento landlord · Self-managing since 2019

LeaseBase is a property management platform — not a law firm. Consult an attorney for legal advice specific to your situation.

Santa Monica Rent Increase Calculator (2026) — Free

Calculate Your Rent Increase Limits

Penalty Warning

Get your personalized rent increase notice (pre-filled, ready to send)

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