San Marcos Security Deposit Calculator (2026) — Free
One missed deadline. One wrong deduction. That's all it takes to owe 2x penalties in San Marcos. Calculate your exact limits before it costs you.
Calculate Your Security Deposit Limits
Results for San Marcos, CA
--
result
--
deadline / notice
--
penalty if violated
San Marcos Security Deposit by Unit Size
Here are the amounts at San Marcos'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 Marcos 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
Get your move-in/move-out checklist + deposit return timeline
Includes itemized deduction worksheet, return deadline tracker, and CA deposit law summary. Enter your email and we'll send it right over.
Free. No spam. Unsubscribe anytime.
Or skip straight to managing your properties Start Free Trial →
For the full breakdown of rules, deadlines, and procedures, see our San Marcos Security Deposit Laws guide.
Never miss a compliance deadline in San Marcos
LeaseBase tracks deadlines, generates compliant forms, and documents everything automatically.
Founding Customer Rate: $19/mo locked forever (only 62 of 100 spots left) · $0 today · Cancel anytime
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.
