Individually Owned 
For Sale
$1,800,000
3050 Sastre Ave, El Monte, CA 91733
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Property summary
AI-generated overview
3050 Sastre is an eight-unit residential income property located in El Monte. The building is configured as three duplexes on a single lot, consisting of two duplexes with 2-bedroom/1-bath layouts and one duplex with a 1-bedroom/1-bath layout. Each unit is described as having a fenced yard area. Off-street parking is provided for most units as two spaces per unit, including one garage space and one open space, with an exception noted for two smaller studio units that are described as enclosed without permits from a permitted open patio area. The property includes three additional guest parking spaces. The site is zoned R3 and the listing notes that any potential for additional dwelling units (ADUs) should be verified with the City.
Property profile
Verified
Property type
Other apartment buildings
Use group
APARTMENT HOUSE (5+ UNITS)
Year built
1959
Construction
WOOD
Total area
4,333 SF
Lot
0.45 ac (19,398 SF)
Zoning code
EMR3*
APN
8581-018-018
UPID
US09-9348902
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Location
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$2.13M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$1.59M
Blend (final)
Blend
$2.08M
Owner & transaction history
since 2025
7 recorded transactions
Zoning & alternative use
EMR3* · El Monte, CA
Top alternative use upside
Neighborhood: shopping center
$2.6M
+123.3%
Medical building
$2.0M
+66.8%
Office building
$1.5M
+28.9%
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
Value estimation
Instant AI valuation built from comps, income signals, and proprietary benchmarks. A defensible range, not a single guess.
Unlock the complete Valuation workflow
Full NOI reconstruction, selected comps, alternative-use scenarios, data audit and PDF export.
Full NOI build-up · 6 steps
All 6 comparables with addresses
5 alternative uses screened
Sensitivity value band
Source audit · 6 inputs
PDF export
Professional Plan · 30 reports
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Summary
1
Valuation conclusion
Included free
Estimated market value
$2.08M
Value range
$1.87M – $2.29M
±10% around blend
Estimated value / SF
$480 / SF
Confidence
High
6 county-verified comps
Property data
88
Market benchmarks
100
Comparable evidence
60
Income certainty
100
$1.87M
blend $2.08M
$2.29M
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
GBA
4,333 SF
Lot area
0.45 ac
Year built
1959
APN
8581-018-018
Zoning
EMR3*
Assessed value
$1,662,110
Annual tax
$23,892
3
Income approach: direct capitalization
Partial preview
Estimated Stabilized NOI, derived from market rent, vacancy and expense benchmarks. Actual property income not reported.
Estimated market rent / SF
Potential gross income
Vacancy allowance
Effective gross income
Benchmark operating expenses
Stabilized NOI
Property tax
$23,892
Selected cap rate
4
Sales comparison
Partial preview
Sales approach indication
$1.25M
Weighted, 6 comps · high confidence
Evidence
6 found · 6 selected
County-verified recorded sales
Comparable
Sale dateSale price$ / SF
1.1 mi away · 5,421 SF
1.3 mi away · 5,200 SF
2.3 mi away · 5,069 SF
2.3 mi away · 4,084 SF
2.4 mi away · 3,742 SF
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$2.08M
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
ZIP 48 sales
$273
+76%
Submarket 111 sales
$244
+96%
County 11934 sales
$264
+82%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $480/SF. Delta below average reads as headroom. Source: Realmo CRE sales derivatives (county records).
7
Alternative use screening
Partial preview
Top alternative use
Neighborhood: Shopping Center
Gross theoretical uplift
+123%
vs current-use indication
Medical Building
Office Building
Auto Repair, Garage
Commercial (general)
Values shown before conversion costs, entitlement costs, capital expenditures and stabilization risk.
8
Data & methodology
Included free
Building area
County record
Property tax
County record
Assessed value
County record
Zoning designation
County record
Operating expenses
Modeled
Market rent
Market benchmark
Not analyzed due to unavailable source data: actual rent roll, tenant leases, physical condition and capital
requirements are outside a desktop analysis.
Cost Approach excluded: income and sales evidence cover the value conclusion.
Automated valuation analysis, not a licensed appraisal. Figures are derived from public
records and proprietary models. Desktop analysis: no physical inspection, tenant leases or reported
property income. Verify with a licensed appraiser before transacting.
Cap rate
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
Unlock the complete Cap Rate workflow
Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
Comparable evidence · 6 sales
NOI build-up · 9 steps
Market rates by use type
PDF export
Professional Plan · 30 reports
from $99/month
from $99/month
Overview
No cap rate is computable for this property yet: no recorded sale, income signal or market-rate row for its use type.
Price sensitivity
The rate is the decision lever; valuation is the consequence.
Test a cap rate
Implied value$76.60M
Move the market yield to see immediate price impact.
Value / SF
$17,679
Vs. selected
Base
Derivation
NOI ÷ cap
Arithmetic over the derived NOI * — not market scenario modeling.
NOI × cap matrix
Preview
Preview of 9 modeled outcomes.
NOI
5.00%7.00%9.00%
$4.83M
$96.52M
$68.94M
$53.62M
$5.36M
$107.25M
$76.60M
$59.58M
$5.90M
$117.97M
$84.27M
$65.54M
NOI sensitivity ±10% across the 5 / 7 / 9% anchors — derivation of the NOI above.
Comparable evidence
Partial preview
Recorded sales nearby
6 found
High confidence · county-verified
Closest comparable
$1.22M
0.3 mi · Nov 2025 · $242/SF
Property tax & assessments
Tax year 2024Property tax & assessments
Tax year 2024
Tax billed
$23,892
Tax year 2024
Assessed value
$1,662,110
Assessed 2024
Previous assessed
$1,662,110
+0.0% YoY
Effective rate
1.44%
On assessed value
Assessed land
$1,243,753
Assessed improvement
$418,357
Applied tax rate
3.0000
Automated cap rate analysis. Based on public records, market benchmarks and proprietary
models. Verify with a licensed professional before transacting.
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Other apartment buildings
Use group
APARTMENT HOUSE (5+ UNITS)
Status
For Sale
Year built
1959
Construction
WOOD
Heating
NONE
Cooling
YES
Buildings
3
Units
6
Bathrooms
6
Total area
4,333 SF
Lot
0.45 ac (19,398 SF)
Zoning code
EMR3*
APN
8581-018-018
UPID
US09-9348902
Jurisdiction
LOS ANGELES
Metro division
LOS ANGELES-LONG BEACH-GLENDALE, CA METROPOLITAN DIVISION
Zoning & alternative use
EMR3* · El Monte, CAZoning EMR3* · permitted uses
EMR3* · El Monte, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Alternative use value scenarios
Repositioning upside vs current use
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Building & site characteristics
From public records
Year built
1959
Construction
WOOD
Heating
NONE
Cooling
Yes
Buildings
3
Units
6
Bathrooms
6
Lot
0.45 ac
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
County-recorded code
EMR3*
Jurisdiction
El Monte, CA
Recorded code
EMR3*
Zoning Insight
What can be built and operated here — officially.
The district profile from the municipal source: what is on file for EMR3* in El Monte, CA.
What opens after registration
Zoning profile
2 official documentsVerified municipal sources with file download
Match provenanceAssignment basis, match tier and confidence
Private report access
See the official zoning profile for this address.
Registration is required before the official district profile is shown.
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Ownership Intelligence
Find the owner behind the property.
Unlock the evidence behind ownership: portfolio, transactions, debt and signals that help you decide who to contact next.
What opens after registration
Ownership report
Owner identityResolved entity and name variants
Portfolio holdingsLinked properties and estimated value
Deal signalsSell-side activity worth following
Debt & historyRecorded loans and transaction history
Private report access
See the ownership record for this address.
Registration is required before any owner information is shown.
One complete report on every paid plan · 30 · 300 reports per month.
Owner of record and activity signals are derived from public records and modeled classifications.
They do not confirm beneficial ownership or intent to transact.
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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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