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Property profile & analytics
OFF-MARKET
Estimated value
$16,960,000
Office buildings
31121 Via Colinas Westlake Village, CA 91362-3926
Trust Owned
16-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-8322767
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1977
Construction
TILT-UP CONCRETE
Total area
49,795 SF
Lot
4.57 ac (199,251 SF)
Zoning code
WVM1*
APN
2054-028-086
UPID
US09-8322767
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
$18.92M
Comparable Approach
Comparable
$16.69M
Blend (final)
Blend
$16.96M
Owner & transaction history
Zeff Helen C Living Trust · 16 yrs held
Zeff Helen C Living Trust
since 2010
7 recorded transactions
Zoning & alternative use
WVM1* · Westlake Village, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$23.0M
+1.3%
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 Westlake Village submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Westlake Village 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%
$20,495,000
6.5%
$18,915,000
7%
$17,565,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$22,745,000
Current use
AUTO REPAIR, GARAGE
$23,030,000
Change: +1% · Conversion: Difficult
MEDICAL BUILDING
$22,635,000
Change: 0% · Conversion: Easy
INDUSTRIAL (GENERAL)
$20,850,000
Change: -8% · Conversion: Difficult
RETAIL STORES
$19,085,000
Change: -16% · Conversion: Moderate
Blend value · Realmo final
$16.96M
Range $15.26M – $18.66M · ±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
$341 / 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
$224,624
Tax year 2024
Assessed value
$19,138,803
Assessed 2024
Previous assessed
$19,138,803
+0.0% YoY
Effective rate
1.17%
On assessed value
Assessed land
$10,499,001
Assessed improvement
$8,639,802
Applied tax rate
9.0000
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 buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
1977
Construction
TILT-UP CONCRETE
Heating
NONE
Buildings
4
Stories
1
Total area
49,795 SF
Lot
4.57 ac (199,251 SF)
Zoning code
WVM1*
APN
2054-028-086
UPID
US09-8322767
Jurisdiction
LOS ANGELES
Metro division
LOS ANGELES-LONG BEACH-GLENDALE, CA METROPOLITAN DIVISION
Zoning & alternative use
WVM1* · Westlake Village, CA
Zoning WVM1* · permitted uses
WVM1* · Westlake Village, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Westlake Village. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$22.7M
AUTO REPAIR, GARAGE
Est. value
$23.0M
MEDICAL BUILDING
Est. value
$22.6M
INDUSTRIAL (GENERAL)
Est. value
$20.9M
RETAIL STORES
Est. value
$19.1M
OFFICE BUILDING Current
AUTO REPAIR, GARAGE
MEDICAL BUILDING
INDUSTRIAL (GENERAL)
RETAIL STORES
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
1977
Construction
TILT-UP CONCRETE
Heating
NONE
Stories
1
Buildings
4
Lot
4.57 ac
Current owner
From public records · entity-resolved
Zeff Helen C Living Trust
Trust
Mailing address
5655 LINDERO CYN RD STE #521, WESTLAKE VILLAGE, CA 91362-4048
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2010
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
8 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jan 16, 2018
—
Nasch Westlake Commerce Center LP
—
Deed
related
$8,400,000 · City National Bank
Mar 12, 2010
—
Zeff Helen C Living Trust
Zeff,helen C
Quit Claim Deed
related
—
Oct 22, 2007
—
Nasch Westlake Commerce Ctr
Nasch Properties LLC
Quit Claim Deed
—
Apr 20, 2007
—
Helen C Zeff
Nasch Julius & E Fam Trust
Grant Deed
related
—
Apr 12, 2007
—
Nasch Julius & E Fam Trust
Nasch Julius & E Fam Trust
Quit Claim Deed
related
—
Nov 2, 2004
—
Nasch Julius & Elvira Trust
Nasch Julius & E Trust
Quit Claim Deed
related
—
Oct 29, 1996
—
Nasch Julius E Co Tr
—
Deed Of Trust
related
—
—
—
Nasch Trust
—
Deed Of Trust
related
$3,100,000 · Bank Of America
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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