Seattle · Commercial sale

JS Landmark Square Holding Company buys 15500 1st Ave S in Burien for $4.7 million

A retail building at 15500 1st Ave S, Burien sold for $4,700,000 on October 1, 2026. See the seller and buyer net sheets for this sale.

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Automated sale report from public sales records · How we make these · Published November 1, 2026

Sold October 1, 2026 · King County, Washington

Aerial view of 15500 1st Ave S, Burien with the parcel outlined — Aerial photo: U.S. Geological Survey. Parcel outline: King County Assessor. The photo can predate the sale.

Sale price: $4,700,000
Sold: October 1, 2026
Property type: Retail building
Lot size: 63,859 sq ft

Seller and buyer net sheets for this sale

Seller Buyer

NetSheet.orgOctober 1, 2026

Seller's estimated net sheet

15500 1st Ave S, Burien

Sale price	$4,700,000
Title and settlement
Owner's title insurance policy	$10,255
Escrow fee	$700
Transfer taxes and recording
State real estate excise tax (graduated)	$110,075
Local real estate excise tax (0.50%)	$23,500
REET technology fee	$5
Prorations
Property tax proration (seller owes)	$10,777.81
Other costs
Wire / courier / payoff processing	$60
Total deductions	$155,372.81
Estimated net to seller	$4,544,627.19

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NetSheet.orgOctober 1, 2026

Buyer's estimated net sheet

15500 1st Ave S, Burien

Purchase price (cash)	$4,700,000
Title and settlement
Escrow fee	$700
Transfer taxes and recording
Deed recording fee	$304.50
Credits
Property tax credit from seller	$10,777.81
Closing costs and prepaids	$1,004.50
Estimated cash to close	$4,690,226.69

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What these figures assume

No brokerage commission is shown: commissions on commercial deals vary and are not in the public record.
The seller figure is before any loan payoff.
The buyer side assumes a cash purchase with no financing.
REET technology fee: $5 per affidavit (confidence medium)
Annual property tax estimated at 0.90% of price ($42,300).
Title and settlement fees are typical estimates, not quotes.

Selling in Burien?

A retail building at 15500 1st Ave S in Burien sold for $4,700,000 on October 1, 2026, according to King County Department of Assessments sales records.

The record lists Landmark Square LLC as the seller and JS Landmark Square Holding Company LLC as the buyer.

Assessor's records show a 1.47-acre lot and a market value of $4,786,000.

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 prorations, were $110,075 for the state real estate excise tax (graduated) and $23,500 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 $4,544,627. That is before any broker commissions and any loan payoff.

How much cash did the buyer bring to closing?

A cash buyer would need about $4,690,227 at closing. That covers the full price and closing costs.

Run this net sheet with your numbers (free)

15500 1st Ave S, Burien, WA.

Source: King County Department of Assessments, real property sales, document 3397527. 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.