Back to Search
Property profile & analytics
OFF-MARKET
Office buildings
14237 Interurban S Ave Tukwila, WA 98168-4615
Individually Owned
12-yr Hold
Free & Clear
Property ID
US90-0923072
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1912
Construction
WOOD
Total area
1,780 SF
Lot
0.6 ac (26,200 SF)
Zoning code
RCM
APN
336590-1460
UPID
US90-0923072
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
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
Paul Koo · 12 yrs held
Paul Koo
since 2014
7 recorded transactions
Zoning & alternative use
RCM · Tukwila, WA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
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 Tukwila submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Tukwila 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
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
—
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
$4,879
Tax year 2022
Assessed value
$404,400
Assessed 2022
Previous assessed
$404,400
+0.0% YoY
Effective rate
1.21%
On assessed value
Assessed land
$403,400
Assessed improvement
$1,000
Land market value
$403,400
Improvement market value
$1,000
Total market value
$404,400
Applied tax rate
2,408.0000
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
1912
Construction
WOOD
Heating
FORCED AIR
Stories
2
Bathrooms
1
Total area
1,780 SF
Lot
0.6 ac (26,200 SF)
Zoning code
RCM
APN
336590-1460
UPID
US90-0923072
Jurisdiction
KING
Metro division
SEATTLE-BELLEVUE-EVERETT, WA METROPOLITAN DIVISION
Zoning & alternative use
RCM · Tukwila, WA
Zoning RCM · permitted uses
RCM · Tukwila, WA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Tukwila. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1912
Construction
WOOD
Heating
FORCED AIR
Stories
2
Bathrooms
1
Lot
0.6 ac
Current owner
From public records · entity-resolved
Paul Koo
Individual
Free & Clear · 12 yrs held
Mailing address
2233 1ST AVE S STE #105, SEATTLE, WA 98134-1458
Ownership since
2014
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
11 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jul 15, 2014
$280,000
Paul Koo
Nguyen,nguyet
Warranty Deed
—
Mar 25, 2014
—
Nguyet Nguyen
Eastside Funding LLC
Quit Claim Deed
related
$160,573 · Eastside Funding LLC
Mar 25, 2014
$195,600
Nguyet Nguyen
Td Service Co Of Washington
Trustees Deed
related
—
Aug 10, 2007
—
Hartman Escrow INC
Andrew,lori L S
Quit Claim Deed
related
—
Dec 28, 2004
—
Lori L S Andrew
Andrew,scott A
Quit Claim Deed
related
—
Oct 31, 2003
—
Tiffany Nguyen
Bui,tuong V
Quit Claim Deed
related
$58,300 · Ctx Mortgage Co
Jul 11, 2002
$210,000
Lori L Hartman
Hillstrom Trust
Grant Deed
—
Oct 20, 2000
—
Hillstrom Trust
Hillstrom,alois U
Quit Claim Deed
related
—
Jul 29, 1992
$125,000
Alois U Hillstrom
Crawford,kathy L
Grant Deed
$110,000 · Seller
—
—
Hartman Escrow INC
—
Deed Of Trust
related
$700,000 · Key Bank NA
—
—
Lori L Hartman
—
Deed Of Trust
related
$163,500 · Mortgage Specialists INC
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 14237 Interurban S Ave?
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.
