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Property profile & analytics
OFF-MARKET
Estimated value
$560,000
Office buildings
590 Guard St, Friday Harbor, WA 98250-8044
Individually Owned
11-yr Hold
Free & Clear
Property ID
US90-1248033
Property profile
Verified
Property type
Office buildings
Use group
PROFESSIONAL BUILDING
Year built
1910
Total area
1,510 SF
Lot
0.16 ac (7,187 SF)
APN
351150-511-000
UPID
US90-1248033
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
$350k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$594k
Blend (final)
Blend
$560k
Owner & transaction history
John S Gresseth · 11 yrs held
John S Gresseth
since 2014
4 recorded transactions
Zoning & alternative use
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 Friday Harbor submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Friday Harbor 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
$350,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
OFFICE BUILDING
$495,000
Current use
COMMERCIAL (GENERAL)
$410,000
Change: -18% · Conversion: Easy
Blend value · Realmo final
$560k
Range $504k – $616k · ±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
$371 / 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 2023Property tax & assessments
Tax year 2023
Tax billed
$2,904
Tax year 2023
Assessed value
$462,990
Assessed 2022
Previous assessed
$490,900
-5.7% YoY
Effective rate
0.63%
On assessed value
Assessed land
$222,300
Assessed improvement
$240,690
Land market value
$222,300
Improvement market value
$240,690
Total market value
$462,990
Applied tax rate
490.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
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
PROFESSIONAL BUILDING
Status
Off-Market
Year built
1910
Heating
BASEBOARD
Stories
2
Bathrooms
2
Total area
1,510 SF
Lot
0.16 ac (7,187 SF)
APN
351150-511-000
UPID
US90-1248033
Jurisdiction
SAN JUAN
Zoning & alternative use
Zoning · permitted uses
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$495,000
COMMERCIAL (GENERAL)
Est. value
$410,000
OFFICE BUILDING Current
COMMERCIAL (GENERAL)
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
1910
Heating
BASEBOARD
Stories
2
Bathrooms
2
Lot
0.16 ac
Current owner
From public records · entity-resolved
John S Gresseth
Individual
Free & Clear · 11 yrs held
Mailing address
PO BOX 3147, FRIDAY HARBOR, WA 98250-3147
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
4 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jul 31, 2014
$207,000
John S Gresseth
Potter Marilyn Trust
Warranty Deed
—
Jun 21, 2012
—
Chester Frasher
Gillespie,claudia
Quit Claim Deed
related
—
Jun 21, 2012
$100,000
Potter Marilyn Trust
Frasher Trust
Warranty Deed
—
Nov 10, 2008
—
Frasher Trust
Frasher Trust
Quit Claim Deed
related
—
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.
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