Back to Search
Property profile & analytics
OFF-MARKET
Estimated value
$4,365,000
Office buildings
3100 176th St Seatac, WA 98188-4051
Entity Owned
1-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US90-1604788
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1967
Construction
WOOD
Total area
24,211 SF
Lot
1.52 ac (66,211 SF)
Zoning code
CB-C
APN
282304-9172
UPID
US90-1604788
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Implied cap rate, NOI & suggested price
Cap vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
Isalis (Bike/Boat/Book/etc) Store
-
Party City Party Supply Store (Bike/Boat/Book/etc) Store
-
Skunk Funk Big Box & Wholesale Store
-
Carl's Trading Co Hat Shop
-
Bushka's Kitchen LLC (Bike/Boat/Book/etc) Store
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$4.37M
Owner & transaction history
City Of Seatac · 1 yrs held
City Of Seatac
since 2024
3 recorded transactions
Zoning & alternative use
CB-C · Seatac, WA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Zoning description
The purpose of this zone is to provide the highest intensity commercial development within the urban center in the form of retail/personal services for a local service area which exceeds the needs of adjacent neighborhood or commercial areas, and to provide retail and personal service on a community oriented basis
Zone name
Community Business In Urban Center
General category
COMMERCIAL
Zone area
287.58 ac
Source
Realmo
Cap rate
Implied · in-place · derived from last sale + estimated NOI
Implied Cap rate
#1
Implied · in-place · NOI ÷ last sale
In-place · derived from last sale + estimated NOI
Cap rate, NOI & submarket benchmark
Implied cap rate vs Seatac submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Seatac submarket · NOI estimate · typical band, median & reading
Refine your cap rate
8-question underwriting flow
1.
Property current status — Going-In vs Stabilized
2.
Price for denominator — asking / offer / market
3.
Leasing status & lease structure (NNN / Gross)
4.
Tenant risk profile & vacancy assumption
5.
Upload T12 / rent roll / OM (optional)
Refine in 60 seconds, get exact suggested price
T12 upload · Submarket benchmarks · Sensitivity grid
Suggested price · 3 cap rate anchors
Income approach @ 5% / 7% / 9% — aggressive / typical / conservative
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · Implied $/SF per anchor · Sensitivity grid
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · implied $/SF · sensitivity
Value
AI, CAP & Alternative Use estimations · Realmo proprietary blendValue Estimations
Based on Realmo’s proprietary methodology
AI Approach
Method
Estimation
Statistic approach
by Request
ML approach
by Request
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
WAREHOUSE, STORAGE
$7,150,000
Change: -16% · Conversion: Difficult
Blend value · Realmo final
$4.37M
Range $3.93M – $4.80M · ±10%
Realmo estimate · informational only.
These numbers are calculated by our models from public records and may not reflect actual market value.
Not an appraisal.
Verify with a licensed appraiser before transacting. Realmo accepts no liability for divergence from real-world outcomes.
View the full estimation — every method, every assumption
Confidence drivers & risk notes · Custom comparable set · Free for first 3 / day
Full estimation methodology
Every method · every assumption · confidence drivers
Price per SF
Sale + rent benchmarks
Subject property
$180 / SF
Submarket sale & rent benchmarks
Median sale $/SF · Asking & closed rent · Submarket vacancy
Submarket sale & rent benchmarks
Median sale $/SF · asking & closed rent · submarket vacancy
Property tax & assessments
Tax year 2022Property tax & assessments
Tax year 2022
Tax billed
$43,787
Tax year 2022
Assessed value
$3,953,500
Assessed 2022
Previous assessed
$3,953,500
+0.0% YoY
Effective rate
1.11%
On assessed value
Assessed land
$3,840,200
Assessed improvement
$113,300
Land market value
$3,840,200
Improvement market value
$113,300
Total market value
$3,953,500
Applied tax rate
2,226.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
Similar Nearby for Lease
Recent comparable sales
Sale price & price/SF · Sale date & distance · Adjustments & confidence
Recent comparable sales
Sale price & $/SF · sale date & distance · adjustments
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Office buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
1967
Construction
WOOD
Heating
HEAT PUMP
Stories
2
Total area
24,211 SF
Lot
1.52 ac (66,211 SF)
Zoning code
CB-C
APN
282304-9172
UPID
US90-1604788
Jurisdiction
KING
Metro division
SEATTLE-BELLEVUE-EVERETT, WA METROPOLITAN DIVISION
Zoning & alternative use
CB-C · Seatac, WAZoning CB-C · permitted uses
CB-C · Seatac, WA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Zoning description
The purpose of this zone is to provide the highest intensity commercial development within the urban center in the form of retail/personal services for a local service area which exceeds the needs of adjacent neighborhood or commercial areas, and to provide retail and personal service on a community oriented basis
Zone name
Community Business In Urban Center
General category
COMMERCIAL
Zone area
287.58 ac
Source
Realmo
Alternative use value scenarios
Repositioning upside vs current use
WAREHOUSE, STORAGE
Est. value
$7.2M
WAREHOUSE, STORAGE
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Alternative use deep dive
Conversion cost · permit path · stabilized NOI per option
Building & site characteristics
From public records
Year built
1967
Construction
WOOD
Heating
HEAT PUMP
Stories
2
Lot
1.52 ac
Current owner
From public records · entity-resolved
City Of Seatac
Entity
Mailing address
2737 S 78TH AVE SE STE #201, MERCER ISLAND, WA 98040-2843
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2024
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
3 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 15, 2024
—
City Of Seatac
Morris Hardcastle LLC
Warranty Deed
—
Jun 9, 2020
—
Morris Hardcastle LLC
James T Cassan
Warranty Deed
related
—
—
—
James T Cassab
—
Deed Of Trust
related
$1,228,636 · Bank Of America
Coming soon
Costs & Benchmarks
Operating expenses, capex projections, utility benchmarks, and submarket comparables — all in one view.
Coming soon
Risks
Flood, climate, environmental, title, and tenant-concentration risk — surfaced with mitigations and source citations.
Try Rey
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
You own 3100 176th St?
List it free. Reach 20,000 daily buyers.
We’ve already pulled the facts. Confirm photos + price and you’re live in 2 minutes.
List this address →
Full reports are paid
Unlock the full Property Analytics report
Start free for 7 days — no card required. Full owner contacts, all 4 valuations with methodology, refine flow, comparable adjustments, foot-traffic deep dive, export to PDF / CSV.
