Seattle · Home sale

21093 SE 80th St in Issaquah sells for $3.7 million

A single-family home at 21093 SE 80th St, Issaquah sold for $3,700,000 on October 8, 2026. See the seller and buyer net sheets for this sale.

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Aerial view of 21093 SE 80th St, Issaquah with the parcel outlined
Aerial photo: U.S. Geological Survey. Parcel outline: King County Assessor. The photo can predate the sale.
Sale price
$3,700,000
Sold
October 8, 2026
Property type
Single-family home
Lot size
13,645 sq ft

The single-family home at 21093 SE 80th St in Issaquah sold for $3,700,000. King County Department of Assessments' sales records give the sale date as October 8, 2026.

The sale price was 6.9 times the $533,000 market value on record, Assessor's records show.

Assessor's records list a 13,645-square-foot lot. An aerial photo shows trees covering much of the lot, with open land around it.

The record lists Steve Burnstead Construction LLC as the seller.

This summary was written by AI from public sales records and checked by automated rules. The figures come from the record and the NetSheet.org rules engine. How we make these.

What were the closing costs in King County?

By our estimate, the seller's two largest charges, not counting commission and prorations, were $80,075 for the state real estate excise tax (graduated) and $18,500 for the local real estate excise tax (0.50%). Who pays what follows King County custom.

How much did the seller net?

By our estimate, the seller netted about $3,398,182. That assumes a 5% commission. It is before any mortgage payoff.

How much cash did the buyer bring to closing?

A buyer putting 20% down would need about $803,388 at closing. That covers the down payment and closing costs.

Run this net sheet with your numbers (free)

21093 SE 80th St, Issaquah, WA.

Source: King County Department of Assessments, real property sales, document 3399685. Property details: King County Assessor. Net sheets are estimates from the NetSheet.org rules engine, not the parties' actual closing statements. Request a correction or removal.

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