1115 51st St Seattle, WA 98107-5126
Entity Owned
10-yr Hold
~
Est. High Equity
Estimated value (blended)
$965k
Range $869k – $1.06M (±10%)
Property ID
US90-0957258
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1939
Construction
WOOD
Total area
3,494 SF
Lot
0.34 ac (15,000 SF)
Zoning code
IB U/45
APN
276830-1680
UPID
US90-0957258
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
-
Plumbing Service General Contractor
-
Plumbing Service General Contractor
-
Plumbing Service General Contractor
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$1.01M
Comparable Approach
Comparable
$704k
Blend (final)
Blend
$965k
Owner & transaction history
since 2015
4 recorded transactions
Zoning & alternative use
IB U/45 · Seattle, WA
Top alternative use upside
Auto repair, garage
$1.4M
+16.4%
Retail stores
$1.4M
+13.5%
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
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 7 comparables with addresses
5 alternative uses screened
Sensitivity value band
Source audit · 10 inputs
PDF export
Analytics Standard · 5 reports
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Summary
1
Valuation conclusion
Included free
Estimated market value
$965k
Value range
$869k – $1.06M
±10% around blend
Estimated value / SF
$276 / SF
Confidence
High
7 county-verified comps
Property data
88
Market benchmarks
67
Comparable evidence
70
$869k
blend $965k
$1.06M
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
GBA
3,494 SF
Lot area
0.34 ac
Year built
1939
Stories
1
APN
276830-1680
Assessed value
$2,326,000
Annual tax
$21,727
3
Income approach: direct capitalization
Partial preview
Income approach indication
$1.01M
Direct capitalization · @ 6.5% CAP return
@ 6% CAP return
$1.09M
@ 6.5% CAP return
$1.01M
@ 7% CAP return
$935k
4
Sales comparison
Partial preview
Sales approach indication
$1.85M
Weighted, 7 comps · high confidence
Evidence
7 found · 6 selected
County-verified recorded sales
Comparable
Sale dateSale price$ / SF
3.7 mi away · 4,224 SF
5.0 mi away · 2,828 SF
9.6 mi away · 2,675 SF
10.4 mi away · 2,740 SF
11.5 mi away · 4,100 SF
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$965k
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
Submarket 337 sales
$353
-22%
County 676 sales
$377
-27%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $276/SF. Delta below average reads as headroom. Source: Realmo CRE sales derivatives (county records).
7
Alternative use screening
Partial preview
Top alternative use
Auto Repair, Garage
Gross theoretical uplift
+16%
vs current-use indication
Retail Stores
Office Building · current use
Medical Building
Warehouse, Storage
Values shown before conversion costs, entitlement costs, capital expenditures and stabilization risk.
8
Data & methodology
Included free
Building area
County record
Property tax
County record
Assessed value
County record
Zoning designation
Not available
Operating expenses
Not available
Market rent
Not available
Actual rent roll
Not available
Tenant leases
Not available
Physical condition
Not inspected
Conversion costs
Not available
Not analyzed due to unavailable source data: tenant leases, physical condition and capital
requirements were not available for this desktop analysis. Cost Approach excluded due to
availability of income evidence.
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.
17% off on annual
Unlock the complete Cap Rate workflow
Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
Comparable evidence · 7 sales
Market rates by use type
PDF export
Analytics Standard · 5 reports
from $99/month
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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$2.33M
Move the market yield to see immediate price impact.
Value / SF
$666
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%
$147k
$2.93M
$2.09M
$1.63M
$163k
$3.26M
$2.33M
$1.81M
$179k
$3.58M
$2.56M
$1.99M
NOI sensitivity ±10% across the 5 / 7 / 9% anchors — derivation of the NOI above.
Comparable evidence
Partial preview
Recorded sales nearby
7 found
High confidence · county-verified
Closest comparable
$2.50M
3.4 mi · Nov 2025 · $552/SF
Property tax & assessments
Tax year 2022Property tax & assessments
Tax year 2022
Tax billed
$21,727
Tax year 2022
Assessed value
$2,326,000
Assessed 2022
Previous assessed
$2,326,000
+0.0% YoY
Effective rate
0.93%
On assessed value
Assessed land
$2,325,000
Assessed improvement
$1,000
Land market value
$2,325,000
Improvement market value
$1,000
Total market value
$2,326,000
Applied tax rate
10.0000
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
Off-Market
Year built
1939
Construction
WOOD
Heating
FORCED AIR
Stories
1
Total area
3,494 SF
Lot
0.34 ac (15,000 SF)
Zoning code
IB U/45
APN
276830-1680
UPID
US90-0957258
Jurisdiction
KING
Metro division
SEATTLE-BELLEVUE-EVERETT, WA METROPOLITAN DIVISION
Zoning & alternative use
IB U/45 · Seattle, WAZoning IB U/45 · permitted uses
IB U/45 · Seattle, WA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Alternative use value scenarios
Repositioning upside vs current use
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Building & site characteristics
From public records
Year built
1939
Construction
WOOD
Heating
FORCED AIR
Stories
1
Lot
0.34 ac
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
County-recorded code
IB U/45
Jurisdiction
Seattle, WA
Recorded code
IB U/45
Zoning Insight
What can be built and operated here — officially.
The district profile from the municipal source: what is on file for IB U/45 in Seattle, WA.
What opens after registration
Zoning profile
2 official documentsVerified municipal sources with file download
Match provenanceAssignment basis, match tier and confidence
Private report access
See the official zoning profile for this address.
Registration is required before the official district profile is shown.
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Ownership Intelligence
Find the owner behind the property.
Unlock the evidence behind ownership: portfolio, transactions, debt and signals that help you decide who to contact next.
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
See the ownership record for this address.
Registration is required before any owner information is shown.
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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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