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WA · West Coast

Washington Mobile Home Park Operator Resources

Quick-reference guides for operating a mobile home park in Washington — covering rent control, eviction process, lease law, and market data. Governed by Manufactured/Mobile Home Landlord-Tenant Act (RCW 59.20).

Rent Control

Rent Control in Washington

Washington has a statewide cap on lot rent increases for mobile home parks. Operators must follow the Manufactured/Mobile Home Landlord-Tenant Act (RCW 59.20) notice procedures and cap calculations on every annual increase.

Eviction Process

Eviction Process in Washington

Mobile home park evictions in Washington typically take longer than apartment evictions because the resident often owns the home. This is the step-by-step process under Manufactured/Mobile Home Landlord-Tenant Act (RCW 59.20), with notice periods, court timelines, and operator best practices.

Lease Law

Lease Law in Washington

Lease requirements for mobile home parks in Washington go beyond standard residential lease language. Manufactured/Mobile Home Landlord-Tenant Act (RCW 59.20) imposes MHP-specific provisions that don't apply to apartments. This guide covers the disclosures, notice formats, and clauses operators in Washington should include.

Market Data

Market Data in Washington

The Census counts about 183,749 mobile homes in Washington, 5.6% of the state's housing and 15th among the 50 states. About 127,156 are owner-occupied and 37,206 are rented.

Park Valuation

Park Valuation in Washington

Parks in Washington are valued like parks everywhere: net operating income divided by a cap rate. What changes by state is the rent rule. Washington limits lot-rent increases statewide.

Informational only — not legal advice. The content on these pages is compiled from public sources: state statutes and the U.S. Census Bureau’s American Community Survey. Laws change; specific situations vary. Always confirm current statute language and your specific facts with an attorney licensed in Washington.