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Property profile & analytics
OFF-MARKET
Estimated value
$1,025,000
Apartment buildings
1137 Sumner Ave 39 El Cajon, CA 92021-4801
Individually Owned
22-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-6859589
Property profile
Verified
Property type
Apartment buildings
Use group
APARTMENT HOUSE (5+ UNITS)
Year built
1944
Total area
9,815 SF
Lot
0.81 ac (35,283 SF)
Zoning code
R-2:MINOR MULTIPLE
APN
484-183-12-00
UPID
US09-6859589
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
$1.41M
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$1.03M
Owner & transaction history
Mark Damico · 22 yrs held
Mark Damico
since 2003
2 recorded transactions
Zoning & alternative use
R-2:MINOR MULTIPLE · El Cajon, 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 El Cajon submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs El Cajon 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%
$1,520,000
6.5%
$1,405,000
7%
$1,305,000
Blend value · Realmo final
$1.03M
Range $923k – $1.13M · ±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
$104 / 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
$28,100
Tax year 2024
Assessed value
$1,547,070
Assessed 2024
Previous assessed
$1,547,070
+0.0% YoY
Effective rate
1.82%
On assessed value
Assessed land
$279,975
Assessed improvement
$1,267,095
Applied tax rate
59.0000
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
Apartment buildings
Use group
APARTMENT HOUSE (5+ UNITS)
Status
Off-Market
Year built
1944
Heating
NONE
Units
9
Bathrooms
1
Total area
9,815 SF
Lot
0.81 ac (35,283 SF)
Zoning code
R-2:MINOR MULTIPLE
APN
484-183-12-00
UPID
US09-6859589
Jurisdiction
SAN DIEGO
Zoning & alternative use
R-2:MINOR MULTIPLE · El Cajon, CA
Zoning R-2:MINOR MULTIPLE · permitted uses
R-2:MINOR MULTIPLE · El Cajon, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
El Cajon. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1944
Heating
NONE
Units
9
Bathrooms
1
Lot
0.81 ac
Current owner
From public records · entity-resolved
Mark Damico
Individual
Mailing address
2079 RUNNING MARE LN, EL CAJON, CA 92021
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2003
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
2 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 26, 2024
—
Sumner Valley LLC
—
Deed
related
$1,400,000 · Provident Savings Bank
Sep 24, 2003
$430,000
Mark Damico
Slaff,tr
Grant Deed
$325,000 · Elwood Trust
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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