Individually Owned
No photos on file
For Sale
Contact for pricing
17710 100Th Ave SW, Vashon Island, WA 98070
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Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1974
Construction
WOOD
Total area
7,361 SF
Lot
0.5 ac (21,875 SF)
Zoning code
CBPSO
APN
312303-9087
UPID
US90-1086567
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
HVAC Service General Contractor
Location
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$1.07M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$690k
Blend (final)
Blend
$1.11M
Owner & transaction history
since 2022
Last sale
$1.2M
6 recorded transactions
Zoning & alternative use
CBPSO · Vashon, WA
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
Value estimation
Instant AI valuation built from comps, income signals, and proprietary benchmarks. A defensible range, not a single guess.
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Full NOI reconstruction, selected comps, alternative-use scenarios, data audit and PDF export.
All 8 comparables with addresses
Sensitivity value band
Source audit · 6 inputs
PDF export
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Summary
1
Valuation conclusion
Included free
Estimated market value
$1.11M
Value range
$999k – $1.22M
±10% around blend
Estimated value / SF
$151 / SF
Confidence
High
8 county-verified comps
Property data
100
Market benchmarks
33
Comparable evidence
80
$999k
blend $1.11M
$1.22M
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
GBA
7,361 SF
Lot area
0.5 ac
Year built
1974
Stories
2
APN
312303-9087
Zoning
CBPSO
Assessed value
$1,147,900
Annual tax
$13,021
3
Income approach: direct capitalization
Partial preview
Not enough income data on file for a CAP-approach estimation.
4
Sales comparison
Partial preview
Sales approach indication
$3.22M
Weighted, 8 comps · high confidence
Evidence
8 found · 6 selected
County-verified recorded sales
Comparable
Sale dateSale price$ / SF
13.5 mi away · 5,448 SF
14.1 mi away · 8,353 SF
14.9 mi away · 9,048 SF
15.8 mi away · 8,580 SF
17.6 mi away · 6,325 SF
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$1.11M
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
County 676 sales
$377
-60%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $151/SF. Delta below average reads as headroom. Source: Realmo CRE sales derivatives (county records).
7
Data & methodology
Included free
Building area
County record
Property tax
County record
Assessed value
County record
Zoning designation
County record
Operating expenses
Not available
Market rent
Not available
Not analyzed due to unavailable source data: actual rent roll, tenant leases, physical condition and capital
requirements are outside a desktop analysis.
Cost Approach excluded: replacement-cost inputs are not on file.
Automated valuation analysis, not a licensed appraisal. Figures are derived from public
records and proprietary models. Desktop analysis: no physical inspection, tenant leases or reported
property income. Verify with a licensed appraiser before transacting.
Cap rate
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
Unlock the complete Cap Rate workflow
Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
Comparable evidence · 8 sales
Market rates by use type
PDF export
Professional Plan · 30 reports
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Overview
No cap rate is computable for this property yet: no recorded sale, income signal or market-rate row for its use type.
Price sensitivity
The rate is the decision lever; valuation is the consequence.
Test a cap rate
Implied value$1.15M
Move the market yield to see immediate price impact.
Value / SF
$156
Vs. selected
Base
Derivation
NOI ÷ cap
Arithmetic over the derived NOI * — not market scenario modeling.
NOI × cap matrix
Preview
Preview of 9 modeled outcomes.
NOI
5.00%7.00%9.00%
$72k
$1.45M
$1.04M
$805k
$81k
$1.61M
$1.15M
$894k
$89k
$1.77M
$1.26M
$984k
NOI sensitivity ±10% across the 5 / 7 / 9% anchors — derivation of the NOI above.
Comparable evidence
Partial preview
Recorded sales nearby
8 found
High confidence · county-verified
Closest comparable
$950k
13.0 mi · Oct 2025 · $136/SF
Property tax & assessments
Tax year 2022Property tax & assessments
Tax year 2022
Tax billed
$13,021
Tax year 2022
Assessed value
$1,147,900
Assessed 2022
Previous assessed
$1,147,900
+0.0% YoY
Effective rate
1.13%
On assessed value
Assessed land
$568,700
Assessed improvement
$579,200
Land market value
$568,700
Improvement market value
$579,200
Total market value
$1,147,900
Applied tax rate
4,060.0000
Automated cap rate analysis. Based on public records, market benchmarks and proprietary
models. Verify with a licensed professional before transacting.
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Office buildings
Use group
OFFICE BUILDING
Status
For Sale
Year built
1974
Construction
WOOD
Heating
HEAT PUMP
Stories
2
Total area
7,361 SF
Lot
0.5 ac (21,875 SF)
Zoning code
CBPSO
APN
312303-9087
UPID
US90-1086567
Jurisdiction
KING
Metro division
SEATTLE-BELLEVUE-EVERETT, WA METROPOLITAN DIVISION
Zoning & alternative use
CBPSO · Vashon, WAZoning CBPSO · permitted uses
CBPSO · Vashon, WA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Building & site characteristics
From public records
Year built
1974
Construction
WOOD
Heating
HEAT PUMP
Stories
2
Lot
0.5 ac
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
County-recorded code
CBPSO
Jurisdiction
Vashon, WA
Recorded code
CBPSO
Ownership Intelligence
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What opens after registration
Ownership report
Owner identityResolved entity and name variants
Portfolio holdingsLinked properties and estimated value
Deal signalsSell-side activity worth following
Debt & historyRecorded loans and transaction history
Private report access
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Owner of record and activity signals are derived from public records and modeled classifications.
They do not confirm beneficial ownership or intent to transact.
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