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Property profile & analytics
OFF-MARKET
Estimated value
$530,000
Medical Office Space
1420 Main St Sumner, WA 98390-1810
Entity Owned
11-yr Hold
~
Est. High Equity
Property ID
US90-2779624
Property profile
Verified
Property type
Medical Office Space
Use group
MEDICAL BUILDING
Year built
1958
Construction
WOOD FRAME
Total area
2,330 SF
Lot
0.19 ac (8,400 SF)
Zoning code
CBD
APN
2350000010
UPID
US90-2779624
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
Current use
Occupant on record · Public records
-
Cornerstone Medical Clinic Medical Clinic
-
Dr. Benigno Waldo A. Dagan, MD Pediatrician Physician
-
Maier Tracy E Physician
-
Lighthouse Counseling Crisis Center Medical Clinic
-
Ariana Mcdonald Pediatrician Physician
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$510k
Comparable Approach
Comparable
$391k
Blend (final)
Blend
$530k
Owner & transaction history
Cornerstone Investment Holding · 11 yrs held
Cornerstone Investment Holding
since 2014
7 recorded transactions
Zoning & alternative use
CBD · Sumner, WA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$855,000
+33.9%
Retail stores
$715,000
+11.6%
Warehouse, storage
$695,000
+8.7%
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 Sumner submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Sumner 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%
$550,000
6.5%
$510,000
7%
$470,000
Alternative Use
Use
Estimation
MEDICAL BUILDING
$640,000
Current use
AUTO REPAIR, GARAGE
$855,000
Change: +34% · Conversion: Difficult
RETAIL STORES
$715,000
Change: +12% · Conversion: Difficult
WAREHOUSE, STORAGE
$695,000
Change: +9% · Conversion: Difficult
Blend value · Realmo final
$530k
Range $477k – $583k · ±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
$227 / 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 2024Property tax & assessments
Tax year 2024
Tax billed
$8,502
Tax year 2024
Assessed value
$822,300
Assessed 2024
Previous assessed
$822,300
+0.0% YoY
Effective rate
1.03%
On assessed value
Assessed land
$289,800
Assessed improvement
$532,500
Land market value
$289,800
Improvement market value
$532,500
Total market value
$822,300
Applied tax rate
117.0000
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
Medical Office Space
Use group
MEDICAL BUILDING
Status
Off-Market
Year built
1958
Construction
WOOD FRAME
Heating
CENTRAL
Cooling
AC.PACKAGE
Buildings
2
Stories
2
Units
1
Total area
2,330 SF
Lot
0.19 ac (8,400 SF)
Zoning code
CBD
APN
2350000010
UPID
US90-2779624
Jurisdiction
PIERCE
Metro division
TACOMA, WA METROPOLITAN DIVISION
Zoning & alternative use
CBD · Sumner, WA
Zoning CBD · permitted uses
CBD · Sumner, WA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Sumner. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
MEDICAL BUILDING Current
Est. value
$640,000
AUTO REPAIR, GARAGE
Est. value
$855,000
RETAIL STORES
Est. value
$715,000
WAREHOUSE, STORAGE
Est. value
$695,000
MEDICAL BUILDING Current
AUTO REPAIR, GARAGE
RETAIL STORES
WAREHOUSE, STORAGE
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
1958
Construction
WOOD FRAME
Heating
CENTRAL
Cooling
Yes
Stories
2
Buildings
2
Units
1
Lot
0.19 ac
Current owner
From public records · entity-resolved
Cornerstone Investment Holding
Entity
Mailing address
1420 MAIN ST, SUMNER, WA 98390-1810
Mailing matches property
Yes
Owner-occupied
Yes
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
Jan 31, 2019
—
Cornerstone Invs Hldgs INC
—
Deed
related
—
Oct 10, 2014
—
Cornerstone Investment Holding
Cornerstone Real State Holdin
Quit Claim Deed
related
—
Jan 15, 2010
—
Cornerstone R/e Holdings LLC
Cornerstone Medical Clinic LLC
Quit Claim Deed
related
$621,000 · Columbia State Bank
Oct 6, 2009
$680,000
Cornerstone Medical Clinic LLC
Graham,marc A
Warranty Deed
—
Dec 22, 2000
—
Marc A Graham
—
Grant Deed
related
$295,000 · Frontier Bank
—
—
Cornerstone Invs Hldgs INC
—
Loan Modification
related
—
—
—
Marc A Graham
—
Deed Of Trust
related
$439,105 · Frontier Bank
—
—
Marc A Graham
—
Deed Of Trust
related
$400,000 · Stephanie J Seay
—
—
Marc A Graham
—
Deed Of Trust
related
$76,015 · Frontier Bank
—
—
Marc A Graham
—
Deed Of Trust
related
$20,465 · Frontier Bank
—
—
Marc A Graham
—
Deed Of Trust
related
$390,329 · Frontier Bank
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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