What are the landlord-tenant laws in Rock Island, Washington?

Rock Island landlords must follow Washington state law covering security deposits (capped at 2 month(s) of rent, returned within 21 days), eviction notice requirements, rent increase rules. Violations can result in penalties of $3,000+.

What is the maximum security deposit in Rock Island?

Rock Island landlords can charge up to 2 month(s) of rent as a security deposit. At the median 2BR rent of $1,500/month, the maximum deposit is $3,000. The deposit must be returned within 21 days after move-out.

How much notice is required for rent increases in Rock Island?

Landlords must provide 30 days' written notice before raising rent. Failure to comply can void the increase.

Rock Island · Washington

Rock Island, WA Landlord Laws 2026

Every housing law that applies to Rock Island landlords — security deposits, eviction rules, rent increases, and more. Updated for 2026.

Based on Washington state law.

Rock Island Rental Market in 2026

$1,500

median 2BR rent

1,613

population

$3,000

max security deposit

Rock Island landlords must comply with Washington state landlord-tenant laws. At a median 2-bedroom rent of $1,500/month, understanding deposit caps, notice periods, and eviction rules can save you thousands in penalties.

Local Housing Market Data

The HUD Fair Market Rent for a 2-bedroom in Rock Island is $1,500/month, which affects Section 8 voucher amounts and affordable housing calculations.

Key Takeaways for Rock Island Landlords

Security deposit: Capped at 2 month(s) of rent ($3,000 at median rent). Must return within 21 days or face penalties up to $3,000.

Washington Laws That Apply in Rock Island

HB 1217 — Rent Stabilization Act

Wash. Rev. Code §59.18.170 et seq. (as amended)

Statewide rent cap (7% + CPI) and just cause eviction protections. Signed May 2025. New construction exempt for 12 years.

Washington Residential Landlord-Tenant Act

Wash. Rev. Code §59.18.010 et seq.

Comprehensive landlord-tenant law covering security deposits, habitability, eviction, and tenant rights.

Rock Island Landlord Law Topics

Click any topic below for detailed Rock Island-specific rules, deadlines, penalties, and free compliance tools.