Seatac 98188
King County, WA · 4,935 properties · updated 7/5/2026
Should you buy here?buyer-timing lens
Buyer leverage is seller advantage; weigh payment burden and the 3-lens valuation before bidding.
Verdict grades housing conditions; buyer-timing, investor cash-flow, supply-tightness and county macro scores answer different questions — each in its own section.
Buyer / sellerbuyer-timing lens
Balanced market in 98188. List price is roughly fair — focus on condition and value. Payment burden: 47.0% of median income. A 25% price correction needed to reach 30% affordability threshold. Median days on market: 23. Renting is approximately 122% cheaper than buying (price-to-rent ratio: 26.6).
Market is holding steady with balanced conditions. Sellers are firmly in control.
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Market snapshoteach number, once
Valuation3 lenses, different anchors
Affordability, supply & momentum
Supply and demand are roughly even — standard negotiation dynamics.