San Diego Security Deposit Calculator (2026) — Free
One missed deadline. One wrong deduction. That's all it takes to owe 2x penalties in San Diego. Calculate your exact limits before it costs you.
Calculate Your Security Deposit Limits
Results for San Diego, CA
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result
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deadline / notice
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penalty if violated
San Diego Security Deposit by Unit Size
Here are the amounts at San Diego's current Fair Market Rents:
| Unit Size | Median Rent | Max Deposit (1mo) | Penalty Risk |
|---|---|---|---|
| Studio | $2,288/mo | $2,288 | $4,576 |
| 1-Bedroom | $2,459/mo | $2,459 | $4,918 |
| 2-Bedroom | $3,001/mo | $3,001 | $6,002 |
| 3-Bedroom | $3,998/mo | $3,998 | $7,996 |
| 4-Bedroom | $4,845/mo | $4,845 | $9,690 |
Rents based on HUD Fair Market Rents (FY2026) for San Diego County.
Penalty Warning
If you fail to return the deposit within 21 days, a San Diego tenant can sue for up to 2x the amount wrongfully withheld, plus attorney fees. Tenant may sue for wrongful withholding; bad faith may result in 2x damages
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For the full breakdown of rules, deadlines, and procedures, see our San Diego Security Deposit Laws guide.
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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.
