Back to Search
Property profile & analytics
OFF-MARKET
Estimated value
$530,000
Medical Office Space
2421 San Gabriel Blvd Rosemead, CA 91770-3653
Individually Owned
3-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-8888471
Property profile
Verified
Property type
Medical Office Space
Use group
MEDICAL BUILDING
Year built
1948
Construction
WOOD
Total area
791 SF
Lot
0.12 ac (5,354 SF)
Zoning code
RMC3*
APN
5284-006-016
UPID
US09-8888471
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
-
Slamat Susiani S DDS Dental Office
-
Slamat Johan S DDS Dental Office
-
Tak Han Kyung DDS Dental Office
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$490k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$587k
Blend (final)
Blend
$530k
Owner & transaction history
Kelvin Chen · 3 yrs held
Kelvin Chen
since 2022
Last sale
$525,005
4 recorded transactions
Zoning & alternative use
RMC3* · Rosemead, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Neighborhood: shopping center
$480,000
+33.9%
Auto repair, garage
$365,000
+1.8%
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 Rosemead submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Rosemead 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
$525,000
ML approach
$490,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
MEDICAL BUILDING
$360,000
Current use
NEIGHBORHOOD: SHOPPING CENTER
$480,000
Change: +34% · Conversion: Difficult
AUTO REPAIR, GARAGE
$365,000
Change: +2% · Conversion: Difficult
OFFICE BUILDING
$355,000
Change: -1% · Conversion: Easy
Blend value · Realmo final
$530k
Range $477k – $583k · ±10% · vs last sale $525k (Aug 1 2022)
Last sale anchor
$525k
Aug 1 2022
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
$670 / 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
$7,241
Tax year 2024
Assessed value
$535,500
Assessed 2024
Previous assessed
$535,500
+0.0% YoY
Effective rate
1.35%
On assessed value
Assessed land
$499,800
Assessed improvement
$35,700
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
Medical Office Space
Use group
MEDICAL BUILDING
Status
Off-Market
Year built
1948
Construction
WOOD
Heating
NONE
Cooling
OTHER
Stories
1
Units
1
Bathrooms
1
Total area
791 SF
Lot
0.12 ac (5,354 SF)
Zoning code
RMC3*
APN
5284-006-016
UPID
US09-8888471
Jurisdiction
LOS ANGELES
Metro division
LOS ANGELES-LONG BEACH-GLENDALE, CA METROPOLITAN DIVISION
Zoning & alternative use
RMC3* · Rosemead, CA
Zoning RMC3* · permitted uses
RMC3* · Rosemead, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Rosemead. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
MEDICAL BUILDING Current
Est. value
$360,000
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$480,000
AUTO REPAIR, GARAGE
Est. value
$365,000
OFFICE BUILDING
Est. value
$355,000
MEDICAL BUILDING Current
NEIGHBORHOOD: SHOPPING CENTER
AUTO REPAIR, GARAGE
OFFICE BUILDING
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
1948
Construction
WOOD
Heating
NONE
Cooling
Yes
Stories
1
Units
1
Bathrooms
1
Lot
0.12 ac
Current owner
From public records · entity-resolved
Kelvin Chen
Individual
Mailing address
400 W LE ROY AVE, ARCADIA, CA 91007-7305
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2022
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
4 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 1, 2022
$525,000
Kelvin Chen
Johan S Slamat
Grant Deed
$446,200 · Wells Fargo Bank NA
Aug 1, 2022
—
Kelvin Chen
Thet Thet Aye
Intrafamily Transfer
related
—
Mar 8, 2004
—
Slamat,tr
Slamat,johan S & Susiani S
Quit Claim Deed
related
—
Mar 21, 1989
$185,000
Johan S Slamat
Berumen Urslua
Grant Deed
—
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.
Try Rey
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
You own 2421 San Gabriel Blvd?
List it free. Reach 20,000 daily buyers.
We’ve already pulled the facts. Confirm photos + price and you’re live in 2 minutes.
List this address →
Full reports are paid
Unlock the full Property Analytics report
Start free for 7 days — no card required. Full owner contacts, all 4 valuations with methodology, refine flow, comparable adjustments, foot-traffic deep dive, export to PDF / CSV.
