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Property profile & analytics
FOR SALE
Office buildings
375 1St Pl NW, Issaquah, WA 98027
Individually Owned
1-yr Hold
~
Est. High Equity
Property ID
US90-3154285
No photos on file
For Sale
$1,550,000
375 1St Pl NW, Issaquah, WA 98027
View Listing →
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1940
Construction
WOOD
Total area
2,349 SF
Lot
0.17 ac (7,400 SF)
Zoning code
CBD
APN
282406-9082
UPID
US90-3154285
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
$840k
Comparable Approach
Comparable
$996k
Blend (final)
Blend
$1.01M
Owner & transaction history
Mark Mobilia · 1 yrs held
Mark Mobilia
since 2025
Last sale
$1.1M
7 recorded transactions
Zoning & alternative use
CBD · Issaquah, WA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Commercial (general)
$1.2M
+16.0%
Auto repair, garage
$1.1M
+4.5%
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 Issaquah submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Issaquah 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%
$910,000
6.5%
$840,000
7%
$780,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$1,030,000
Current use
COMMERCIAL (GENERAL)
$1,195,000
Change: +16% · Conversion: Easy
AUTO REPAIR, GARAGE
$1,080,000
Change: +5% · Conversion: Difficult
MEDICAL BUILDING
$930,000
Change: -10% · Conversion: Easy
RETAIL STORES
$920,000
Change: -11% · Conversion: Moderate
Blend value · Realmo final
$1.01M
Range $909k – $1.11M · ±10% · vs last sale $1.10M (Mar 16 2025)
Last sale anchor
$1.10M
Mar 16 2025
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
$430 / 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
$5,361
Tax year 2022
Assessed value
$704,700
Assessed 2022
Previous assessed
$704,700
+0.0% YoY
Effective rate
0.76%
On assessed value
Assessed land
$592,000
Assessed improvement
$112,700
Land market value
$592,000
Improvement market value
$112,700
Total market value
$704,700
Applied tax rate
1,405.0000
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
For Sale
Year built
1940
Construction
WOOD
Heating
FORCED AIR
Stories
1
Bathrooms
2
Total area
2,349 SF
Lot
0.17 ac (7,400 SF)
Zoning code
CBD
APN
282406-9082
UPID
US90-3154285
Jurisdiction
KING
Metro division
SEATTLE-BELLEVUE-EVERETT, WA METROPOLITAN DIVISION
Zoning & alternative use
CBD · Issaquah, WA
Zoning CBD · permitted uses
CBD · Issaquah, WA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Issaquah. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$1.0M
COMMERCIAL (GENERAL)
Est. value
$1.2M
AUTO REPAIR, GARAGE
Est. value
$1.1M
MEDICAL BUILDING
Est. value
$930,000
RETAIL STORES
Est. value
$920,000
OFFICE BUILDING Current
COMMERCIAL (GENERAL)
AUTO REPAIR, GARAGE
MEDICAL BUILDING
RETAIL STORES
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
1940
Construction
WOOD
Heating
FORCED AIR
Stories
1
Bathrooms
2
Lot
0.17 ac
Current owner
From public records · entity-resolved
Mark Mobilia
Individual
Mailing address
375 1ST PL NW, ISSAQUAH, WA 98027-3220
Ownership since
2025
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
8 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jun 16, 2025
$1,100,000
Mark Mobilia
Salar Property LLC
Warranty Deed
—
Jul 25, 2014
$850,100
Salar Property LLC
Platilla,florence A
Warranty Deed
$638,000 · Commerce Bk/wa
Jul 31, 2008
$900,000
Florence A Plantilla
Douglas M Cetina
Warranty Deed
$807,800 · Us Bank NA
Sep 18, 2003
—
Douglas M Pamela
Pamela,cetina
Quit Claim Deed
related
—
Sep 18, 2003
$430,000
Douglas M Centina
Reich,donald J & Barbara D
Grant Deed
$301,000 · First Independent Bank
—
—
Donald J Reich
—
Deed Of Trust
related
$120,000 · First Mutual Savings Bank
—
—
Douglas M Centina
—
Deed Of Trust
related
$129,000 · Donald J & Barbara D Reich
—
—
Donald J Reich
—
Deed Of Trust
related
$25,000 · Washington School Employees Cu
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
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