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Property profile & analytics
OFF-MARKET
Estimated value
$1,850,000
Apartment buildings
1100 Porter Ave, Fullerton, CA 92833-4155
Entity Owned
Absentee Owner
Property ID
US09-0117119
Property profile
Verified
Property type
Apartment buildings
Use group
APARTMENT HOUSE (5+ UNITS)
Year built
1958
Total area
3,936 SF
Lot
0.17 ac (7,313 SF)
APN
072-352-35
UPID
US09-0117119
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
$1.85M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$2.50M
Blend (final)
Blend
$1.85M
Owner & transaction history
Le Nguyen LLC
Le Nguyen LLC
since 2025
Last sale
$1.9M
7 recorded transactions
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Neighborhood: shopping center
$1.8M
+33.1%
Auto repair, garage
$1.8M
+26.5%
Office building
$1.7M
+21.7%
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 Fullerton submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Fullerton 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
$1,850,000
ML approach
$1,850,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
APARTMENT HOUSE (5+ UNITS)
$1,385,000
Current use
NEIGHBORHOOD: SHOPPING CENTER
$1,845,000
Change: +33% · Conversion: Difficult
AUTO REPAIR, GARAGE
$1,755,000
Change: +27% · Conversion: Difficult
OFFICE BUILDING
$1,690,000
Change: +22% · Conversion: Moderate
RETAIL STORES
$1,365,000
Change: -2% · Conversion: Difficult
COMMERCIAL (GENERAL)
$1,355,000
Change: -2% · Conversion: Moderate
Blend value · Realmo final
$1.85M
Range $1.67M – $2.04M · ±10% · vs last sale $1.85M (Aug 2 2024)
Last sale anchor
$1.85M
Aug 2 2024
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
$470 / 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
$17,971
Tax year 2024
Assessed value
$1,534,590
Assessed 2024
Previous assessed
$1,534,590
+0.0% YoY
Effective rate
1.17%
On assessed value
Assessed land
$1,398,175
Assessed improvement
$136,415
Applied tax rate
3.0000
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
1958
Heating
NONE
Stories
2
Units
6
Total area
3,936 SF
Lot
0.17 ac (7,313 SF)
APN
072-352-35
UPID
US09-0117119
Jurisdiction
ORANGE
Metro division
SANTA ANA-ANAHEIM-IRVINE, CA METROPOLITAN DIVISION
Zoning & alternative use
Zoning · permitted uses
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Alternative use value scenarios
Repositioning upside vs current use
APARTMENT HOUSE (5+ UNITS) Current
Est. value
$1.4M
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$1.8M
AUTO REPAIR, GARAGE
Est. value
$1.8M
OFFICE BUILDING
Est. value
$1.7M
RETAIL STORES
Est. value
$1.4M
COMMERCIAL (GENERAL)
Est. value
$1.4M
APARTMENT HOUSE (5+ UNITS) Current
NEIGHBORHOOD: SHOPPING CENTER
AUTO REPAIR, GARAGE
OFFICE BUILDING
RETAIL STORES
COMMERCIAL (GENERAL)
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
Heating
NONE
Stories
2
Units
6
Lot
0.17 ac
Current owner
From public records · entity-resolved
Le Nguyen LLC
Entity
Mailing address
16919 MT CITADEL ST, FOUNTAIN VALLEY, CA 92708-3010
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2025
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
13 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Dec 5, 2025
—
Le Nguyen LLC
Ha Nhi Le Nguyen
Deed
related
—
Aug 2, 2024
$1,850,000
Ha Nhi Le Nguyen
Keith Jorgensen
Grant Deed
—
Aug 27, 2021
$1,475,000
Keith Jorgensen
Joyce A Nelson
Grant Deed
$1,425,000 · Keith Jorgensen
Sep 21, 2015
—
Nelson,joyce A 2011 Trust
Nelson,joyce A
Quit Claim Deed
related
—
Jun 30, 2015
$985,000
Joyce A Nelson
Bennita B Gray
Grant Deed
$385,000 · Bofi Federal Bank
Apr 27, 2007
$799,000
Gray Trust
Shiao,patrick
Grant Deed
$500,000 · United Commercial Bank
May 24, 2005
—
Patrick Shiao
Shiao,annie L
Quit Claim Deed
related
—
May 24, 2005
$737,500
Patrick Shiao
Pilling,mike R
Grant Deed
$479,375 · East West Bank
May 24, 2005
$126,500
Mike R Pilling
Knudtson Lilia V Trust
Grant Deed
—
May 24, 2005
$204,000
Mike R Kirkpatrick
Knudtson Lilia V Trust
Grant Deed
related
—
Nov 14, 2002
$1,930,000
Mike R Pilling
Ballard,tr
Grant Deed
$1,150,000 · Abn Amro Mortgage Group INC
Nov 24, 1993
$26,500
Betty R Hughes
Hughes Trust
Grant Deed
related
—
May 31, 1991
$1,422,500
Ballard Trust
Mid Exchange INC
Grant Deed
$920,000 · California Federal 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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