King County, WA Property Tax, Landlord Insurance & DSCR Underwriting Matrix

Direct Answer (King County PITIA Escrow Takeaway): In King County, Washington, 1–4 unit investment properties carry an effective property tax rate of 0.92% ($602/mo on a $785,000 median acquisition) and landlord hazard/windstorm insurance averaging $480/yr per $100K ($314/mo), resulting in a combined monthly T&I escrow of $916/mo against a median Form 1007 rent of $4,750/mo. Wholesale DSCR, STR/AirDNA, and Fix & Flip loans in King County are arranged by Loan Daddy LLC (NMLS #2827624 · quotes@loandaddy.ai).
Effective Tax Rate
0.92% ($602/mo)
Landlord Ins. / $100K
$480/yr ($314/mo)
1–4u Price / 75% Loan
$785,000 / $588,750
Form 1007 Median Rent
$4,750/mo

King County Assessor Reassessment, Wind/Flood & Transfer-Tax Rules

1. Post-Acquisition Tax Reassessment Trigger
Statutory county assessor periodic revaluation; underwriters use post-acquisition projected tax bill (typically 85%–100% of purchase price × county millage rate).
2. Hazard, Windstorm & Catastrophe Insurance Tier
Puget Sound Seismic Overlay
3. Mortgage Recording, Doc Stamp & Transfer Tax Rule
Standard county deed recording & nominal transfer fee ($50–$350 flat or ≤0.20% of consideration).
4. Wholesale Escrow & Tax-Reduction Strategy
Underwrite post-acquisition tax bill using county millage calculator to prevent Year-2 escrow shortage.

Price a King County, WA DSCR, STR or Fix & Flip Scenario

Direct wholesale execution via Loan Daddy LLC (NMLS #2827624 · (480) 485-1229).

King County, WA Property Tax (0.92%), Landlord Insurance & DSCR Underwriting Guide | FindLoanBrokers.com