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Property profile & analytics
OFF-MARKET
Office Spaces
551 Coombs St Napa, CA 94559-3339
Individually Owned
1-yr Hold
Absentee Owner
Free & Clear
Property ID
US10-3221606
Property profile
Verified
Property type
Office Spaces
Use group
OFFICE (GENERAL)
Year built
1908
Construction
WOOD
Total area
1,123 SF
Lot
0.1 ac (4,543 SF)
Zoning code
RT 4
APN
003-265-006-000
UPID
US10-3221606
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
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
Adam M Sisemore · 1 yrs held
Adam M Sisemore
since 2024
Last sale
$8,500
7 recorded transactions
Zoning & alternative use
RT 4 · Napa, CA
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 Napa submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Napa 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
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
—
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
$4,885
Tax year 2024
Assessed value
$368,108
Assessed 2024
Previous assessed
$368,108
+0.0% YoY
Effective rate
1.33%
On assessed value
Assessed land
$168,535
Assessed improvement
$199,573
Applied tax rate
2.0000
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 Spaces
Use group
OFFICE (GENERAL)
Status
Off-Market
Year built
1908
Construction
WOOD
Heating
CENTRAL
Cooling
NONE
Rooms
4
Bathrooms
1
Total area
1,123 SF
Lot
0.1 ac (4,543 SF)
Zoning code
RT 4
APN
003-265-006-000
UPID
US10-3221606
Jurisdiction
NAPA
Zoning & alternative use
RT 4 · Napa, CA
Zoning RT 4 · permitted uses
RT 4 · Napa, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Napa. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1908
Construction
WOOD
Heating
CENTRAL
Cooling
Yes
Rooms
4
Bathrooms
1
Lot
0.1 ac
Current owner
From public records · entity-resolved
Adam M Sisemore
Individual
Free & Clear · 1 yrs held
Mailing address
1521 BONITA RD, SOUTH LAKE TAHOE, CA 96150-8709
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2024
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
17 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 1, 2024
—
Adam M Sisemore
Cynthia L Sisemore
Intrafamily Transfer
related
—
Feb 28, 2018
—
Todd-shackelford Family Trust
Shackelford C Preston
Affidavit Of Death
related
$314,200 · Bank Of Marin
Sep 13, 2017
—
Todd-shackelford Family Trust
Todd,john B
Quit Claim Deed
related
—
May 22, 2013
—
Krause Of Price 2013 Trust
Krause,norman F
Quit Claim Deed
related
—
Apr 8, 2013
—
Kuntz Charles P Trust
Kuntz,charles P
Quit Claim Deed
related
—
Apr 11, 2008
—
Skidmore L Randolph 2008 Trust
Skidmore,l Randolph
Quit Claim Deed
related
—
Feb 25, 2008
$59,500
Charles P Kuntz
Charles P Kuntz
Intrafamily Transfer
related
$420,000 · Bank Of Napa NA
Mar 1, 2004
—
Rafael Rios
Rios,rafael
Quit Claim Deed
related
—
Feb 27, 2004
$8,500
Rafael Rios
Yungling,stephen N
Grant Deed
—
Feb 27, 2004
—
Stephen N Yungling
Yungling,anne N
Quit Claim Deed
related
—
Apr 9, 2003
—
Mackenzie,tr
Mackenzie,malcolm A & Martha W
Quit Claim Deed
related
—
Feb 28, 2003
$15,000
Rafael Rios
Dillon,diane L
Grant Deed
related
—
Jan 6, 2003
—
Malcolm A Mackenzie
Mackenzie,malcolm A
Quit Claim Deed
related
—
Aug 7, 2002
—
C P Shackelford
Todd,john B
Grant Deed
$262,500 · California Savings Bank
Jan 2, 2001
—
Malcolm A Mckenzie
Coombs & Dunlap LLP
Quit Claim Deed
related
—
Mar 31, 1998
—
Coombs LLP
—
Grant Deed
related
$150,000 · Vintage Bank
—
—
Coombs
—
Deed Of Trust
related
$76,112 · Vintage 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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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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