Mountlake Terrace, WA Security Deposit Laws 2026
Washington limits security deposits to 2 month(s) of rent. In Mountlake Terrace, that's $5,002 at the median 2BR rent of $2,501/month. Miss the 21-day return deadline and you could owe $5,002+.
In Washington, landlords must return security deposits within 21 days after move-out. The maximum deposit is 2 month(s) of rent. Failure to return on time or provide an itemized statement can result in penalties of $5,002 or more.
Key Takeaways — Mountlake Terrace Security Deposit Laws
- Maximum deposit: 2 month(s) of rent = $5,002 at Mountlake Terrace's median rent
- Return deadline: 21 days after tenant moves out
- Penalty for late return: Up to 2x the deposit ($5,002)
- Itemized statement: Required with any deductions
Security Deposit Laws in Mountlake Terrace
Under Washington law, landlords in Mountlake Terrace may collect a maximum security deposit of 2 month(s) of rent. At Mountlake Terrace's median 2-bedroom rent of $2,501/month, that means the most you can legally collect is $5,002.
$5,002
max deposit (2mo × $2,501)
21 days
return deadline
$5,002
max penalty for late return
Returning the Deposit: The 21-Day Clock
Once a tenant moves out of your Mountlake Terrace rental, Washington law gives you exactly 21 days to either return the full deposit or provide an itemized statement of deductions. The clock starts on the day the tenant surrenders possession — not when you inspect the unit.
What you can deduct from a security deposit in Mountlake Terrace:
- Unpaid rent
- Damage beyond normal wear and tear
- Cleaning costs to restore the unit to move-in condition
- Costs for restoring or replacing personal property (if lease allows)
What you cannot deduct:
- Normal wear and tear (minor scuffs, carpet wear, faded paint)
- Pre-existing damage (document with photos at move-in)
- Professional cleaning if the tenant left the unit in reasonable condition
Penalty Warning
Violate Washington security deposit laws rules in Mountlake Terrace and you could owe $5,002+. At Mountlake Terrace's median rent of $2,501/month, even a single violation adds up fast.
Don’t risk it. Let LeaseBase handle the compliance.
LeaseBase automatically tracks deposit amounts, calculates return deadlines, and generates compliant itemized statements — so you never miss a deadline.
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How Mountlake Terrace Rents Affect Deposit Amounts
Deposit amounts scale with local rents. Here's what Mountlake Terrace landlords typically collect:
| Unit Size | Median Rent (Mountlake Terrace) | Max Deposit (2mo) | Penalty Risk |
|---|---|---|---|
| Studio | $2,074/mo | $4,148 | $8,296 |
| 1-Bedroom | $2,146/mo | $4,292 | $8,584 |
| 2-Bedroom | $2,501/mo | $5,002 | $10,004 |
| 3-Bedroom | $3,272/mo | $6,544 | $13,088 |
Rents based on HUD Fair Market Rents (FY2026) for Snohomish County.
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More Mountlake Terrace Landlord Laws
Security Deposit Laws in Nearby Cities
Own properties in multiple cities? Rules may differ locally:
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Download Free ChecklistReviewed 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.
