How to Sell Your Home Without a Realtor in Washington State (FSBO Guide)

Washington State has no legal requirement to use a real estate agent to sell residential property. The state has strong disclosure laws, standardized contracts, and an established title industry. The main challenge is MLS access - the Seattle metro is heavily agent-driven - but the commission savings at Seattle-area prices are extraordinary.

On a $700,000 home (near the Seattle metro median), a 6% agent commission is $42,000. In premium Seattle neighborhoods or the Eastside (Bellevue, Kirkland, Redmond), $1M+ homes mean $60,000+ commissions. The FSBO savings argument is particularly compelling in Washington.

Washington State Disclosure Requirements

Washington has the Seller Disclosure Act (RCW 64.06), which requires sellers of most residential properties to complete a Seller Disclosure Statement (Form 17) and deliver it to buyers within specific timeframes.

The Washington Form 17 covers:

• Title and legal issues: encumachments, easements, boundary disputes
• Water and sewer: type of water source (well vs municipal), sewage system (septic vs sewer)
• Structural: foundation, roof, walls, floors - any known defects
• Systems: heating, cooling, electrical, plumbing - age and condition
• Environmental: presence of or tests for asbestos, lead paint, radon, mold, underground storage tanks, soil contamination
• Water intrusion, flooding, or drainage issues
• Zoning violations or non-conforming uses
• Homeowners association details
• Pending litigation or assessments
• Any other material defects known to the seller

Key timing rule: The buyer has 3 business days to rescind the purchase and sale agreement after receiving the Form 17 (if not received before the offer was made). If you deliver Form 17 before the offer, this rescission right is waived. Best practice: have Form 17 ready before you start showing the property.

Exceptions: New construction, certain estate sales, foreclosures. Standard FSBO sales are covered.

Note on septic and well: Washington has additional disclosure requirements for properties on well water (Form 22K) and septic systems (Form 22J). Many rural and semi-rural Washington properties use well/septic.

Washington FSBO Purchase Contracts

Washington uses standardized forms developed jointly by the Washington REALTORS and the Seattle King County REALTORS. The primary form is the Purchase and Sale Agreement (Form 21) - this is what buyers, their agents, title companies, and lenders expect to see.

The Form 21 and its addenda are technically REALTORS member forms, but they're available through many real estate attorneys or flat-fee MLS services. Have a Washington real estate attorney provide and review the forms before signing - budget $400-$700.

Key addenda commonly used in Washington transactions:

• Form 22A - Financing contingency
• Form 22B - Inspection contingency (inspection addendum)
• Form 22Q - Waiver of Form 17 timing if delivered prior to offer
• Form 35 - Inspection response

Washington's Inspection Process

Washington buyers typically conduct an inspection within the contingency period specified in the Purchase and Sale Agreement (typically 7-14 days). After inspection, the buyer submits a Notice of Buyers' Election with one of three choices:

1. Accept the property as-is
2. Request repairs/credits (seller then accepts, rejects, or counters)
3. Terminate the contract (buyer receives earnest money back during inspection period)

Keep all negotiations in writing using the Form 35 (or equivalent) response form.

Washington Real Estate Excise Tax (REET)

Washington has a graduated Real Estate Excise Tax (REET) paid by the seller:

Additionally, many counties charge a local REET of 0.25-0.50% on top of the state rate.

On a $700,000 Seattle home, the REET is approximately $8,317 (1.1% on first $525K + 1.28% on remaining $175K), plus local REET of approximately $1,750 at 0.25%.

This is a significant seller cost - include it in your net proceeds calculation.

Typical seller closing costs in Washington:

• State REET: ~$8,317-$10,000 on $700K
• Local REET (county): ~$1,750 (0.25%) on $700K
• Mortgage payoff (if applicable)
• Title insurance (seller typically pays owner's policy in some WA counties)
• Excrow/title company fee: $800-$1,500
• HOA payoff/transfer fees (if applicable)
• Prorated property taxes

Washington Markets

Seattle Metro (King County)

Seattle is among the most expensive and competitive markets in the US. The Eastside (Bellevue, Kirkland, Redmond, Sammamish, Issaquah) has median prices of $1M-$1.5M+. In this market, a 3% seller's agent commission is $30,000-$45,000+ - the FSBO savings are life-changing.

However, Seattle's market is dominated by buyer's agents. Without MLS access, your listing is invisible to the majority of buyers. Flat-fee MLS is mandatory in Seattle if you want serious buyer traffic. NWMLS (Northwest Multiple Listing Service) covers the entire region.

Tacoma and Pierce County

More affordable than Seattle ($400K-$600K typical), still active market. FSBO is more viable than Seattle proper because buyer agent dominance is slightly lower. Flat-fee MLS still recommended.

Bellevue and the Eastside

Tech money, high prices, sophisticated buyers. Almost all buyers use agents. MLS access is non-negotiable. The commission savings are extraordinary - consider the FSBO process worth it purely on financial grounds.

Spokane

Eastern Washington, significantly more affordable ($350K-$450K typical). Less buyer-agent-dominated than the Puget Sound. FSBO is more viable without MLS, though MLS listing is still recommended.

Olympia, Bellingham, and Smaller Cities

Moderate markets. FSBO works well with good photos, accurate pricing, and Zillow FSBO listing.

Getting on the NWMLS Without an Agent

NWMLS (Northwest Multiple Listing Service) covers Western Washington. Flat-fee MLS services can list you on NWMLS for $99-$399. Given how buyer-agent-dominant Seattle is, this is one of the most important investments in your FSBO process.

Also list on:

• Zillow FSBO (free)
• Craigslist Seattle/Tacoma/Spokane (free)
• Facebook Marketplace and Washington FSBO Facebook groups
• Nextdoor
• Yard sign with phone number and listing URL

Checklist: Washington State FSBO Process

• Gather documents: deed, survey, HOA documents, permits, well/septic records (if applicable)
• Complete Form 17 (Seller Disclosure Statement) - deliver before showings to waive buyer's 3-day rescission right
• Complete federal lead paint disclosure if pre-1978
• Complete well (22K) and septic (22J) addenda if applicable
• Professional photography - Seattle buyers expect high quality
• Price using 30-60 day sold comps (market moves fast in Puget Sound)
• Flat-fee MLS listing on NWMLS (essential in Seattle metro)
• List on Zillow FSBO, Craigslist, Facebook Marketplace, Nextdoor
• Yard sign with contact info
• Respond to inquiries promptly - competitive markets move fast
• Show the property
• Review offers using Form 21 Purchase and Sale Agreement
• Have Washington attorney review contract before signing
• Negotiate inspection period (Form 22B) and financing contingency (Form 22A)
• Deliver Form 17 with accepted offer if not already delivered
• Cooperate with buyer's inspection
• Respond to buyer's Notice of Election within contract deadline
• Buyer financing and appraisal
• Title/escrow company coordinates closing
• Calculate REET liability in advance - include in net proceeds estimate
• Sign closing documents, receive proceeds

This guide is for informational purposes only and does not constitute legal advice. Consult a licensed Washington State real estate attorney for guidance specific to your transaction.