Property profile

666 Dearborn St Seattle, WA 98104

FOR LEASE
Office buildings
Saved · see the list in your Dashboard
Property ID
US90-1476470
35,202 SF 0.96 ac Built 1979
Last sale Sep 1992·$173,705
Individually Owned Owner of record is an individual. 7-yr Hold Held for 7 years. Free & Clear No active or open recorded mortgage detected.
Market Trends Soon
666 Dearborn St, Seattle, WA 98104 For Lease
Contact for pricing 2,183 SF available
666 Dearborn St, Seattle, WA 98104
View Listing

Property summary

AI-generated overview

The property is a secure commercial building with elevator access serving the entire third floor. A 2,183-square-foot office suite is configured with multiple conference rooms and private offices, along with territorial views. The suite also includes a kitchenette, bathrooms, and shared/common areas. The building provides 22 dedicated parking stalls. The property is located near a light rail station and offers convenient access to freeway routes including I-5 and I-90, and it is suitable for office use.

Ownership intelligence

Who controls the opportunity?

Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. Included with a plan.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with a plan.

Debts

What is owed, to whom, and when it comes due

Recorded lenders, amounts and estimated maturities of the owner's loan book — included with a plan.

Property tax · 2022

What does the county charge?
$129k
Tax billed · 2022
Assessed value$15.03M
Assessed land$15.03M
Assessed improvement$1k
Effective rate0.86%

Value estimate

· Nov 2026
$5.19M
$4.67M – $5.70M
NOI build-up
Gross scheduled income$66k
Vacancy & credit loss−$15k
Operating expenses−$13k
NOI · 127,746.67% cap applied$38k

Realmo valuation models over county records.

Recently sold

What actually traded nearby?
$353/SF
Submarket average, outlier-cleaned · 337 recorded sales of this use type
Observed band · Q1–Q3$205 – $579

Cap rate analysis

How does the asset earn?
127,746.67%
$38k estimated NOI · market benchmarks for this use type

Price anchors at 6 / 6.5 / 7% — in the full report.

Zoning insight

What can be built here?
IDM 85/85-170
JurisdictionKING

Location intelligence

Which uses thrive at this corner?
Best fit: Auto Parts Store
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Auto Parts Store16.9
Electrical Service11.9
Veterinary Clinic11.7

Location

666 Dearborn St Seattle, WA 98104
County assessor Recorded deeds · 2 transfers Qualifying comp sales · not on file Zoning catalog

Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.

Comparables

6 recorded sales · 15 properties nearby
Recent sales nearby
6 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
5801 Marginal S, Seattle, WA 98134-2413 $22,500,000 Dec 2025 27,315 SF
830 4th S, Seattle, WA 98134-1337 $4,959,437 Jun 2025 53,480 SF
1719 13th SW, Seattle, WA 98134-1009 $180,561,905 Mar 2022 18,010 SF
3200 1st S, Seattle, WA 98134-1813 $13,100,000 Feb 2022 30,960 SF
5030 1st S, Seattle, WA 98134-2422 $12,300,000 Apr 2021 43,473 SF
1741 1st S, Seattle, WA 98134-1403 $21,000,000 Jan 2021 66,138 SF
Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.
Comparable nearby
6 properties of the same type nearby
Research This Page with AI

Rey answers here. ChatGPT, Grok and Claude get the same data packet.

Includes: Price & PSF · Cap rate · Location · Zoning

Ask Rey → ChatGPT Grok Claude
Preferred Make Realmo a preferred source.

Our comps and market reports get this label in your Google results.

Add as a preferred source on Google One click on Google
Why this one?
Saved