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Property profile & analytics
OFF-MARKET
Estimated value
$2,800,000
Retail space
501 Sunset Dr Antioch, CA 94509-2848
Entity Owned
7-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-0348349
Property profile
Verified
Property type
Retail space
Use group
RETAIL STORES (PERSONAL SERVICES)
Year built
1988
Total area
14,940 SF
Lot
1.09 ac (47,480 SF)
Zoning code
M-1
APN
068-100-036-0
UPID
US09-0348349
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
-
KeyExpress Locksmiths Locksmith (Bike/Boat/Book/etc) Store
-
Antioch Ace Hardware Building Supply Hardware & Home Improvement
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$3.40M
Comparable Approach
Comparable
$3.14M
Blend (final)
Blend
$2.80M
Owner & transaction history
Opa Nuts And Bolts LLC · 7 yrs held
Opa Nuts And Bolts LLC
since 2019
7 recorded transactions
Zoning & alternative use
M-1 · Antioch, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$4.0M
+68.4%
Apartment house (5+ units)
$2.6M
+9.6%
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 Antioch submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Antioch 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%
$3,675,000
6.5%
$3,395,000
7%
$3,150,000
Alternative Use
Use
Estimation
RETAIL STORES
$2,350,000
Current use
AUTO REPAIR, GARAGE
$3,960,000
Change: +68% · Conversion: Difficult
APARTMENT HOUSE (5+ UNITS)
$2,580,000
Change: +10% · Conversion: Difficult
Blend value · Realmo final
$2.80M
Range $2.52M – $3.08M · ±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
$187 / 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
$31,339
Tax year 2024
Assessed value
$2,613,811
Assessed 2024
Previous assessed
$2,613,811
+0.0% YoY
Effective rate
1.20%
On assessed value
Assessed land
$874,915
Assessed improvement
$1,738,896
Applied tax rate
1.0000
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
Retail space
Use group
RETAIL STORES (PERSONAL SERVICES)
Status
Off-Market
Year built
1988
Heating
NONE
Stories
1
Units
1
Rooms
1
Total area
14,940 SF
Lot
1.09 ac (47,480 SF)
Zoning code
M-1
APN
068-100-036-0
UPID
US09-0348349
Jurisdiction
CONTRA COSTA
Metro division
OAKLAND-FREMONT-HAYWARD, CA METROPOLITAN DIVISION
Zoning & alternative use
M-1 · Antioch, CA
Zoning M-1 · permitted uses
M-1 · Antioch, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Antioch. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
RETAIL STORES Current
Est. value
$2.4M
AUTO REPAIR, GARAGE
Est. value
$4.0M
APARTMENT HOUSE (5+ UNITS)
Est. value
$2.6M
RETAIL STORES Current
AUTO REPAIR, GARAGE
APARTMENT HOUSE (5+ UNITS)
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
1988
Heating
NONE
Stories
1
Units
1
Rooms
1
Lot
1.09 ac
Current owner
From public records · entity-resolved
Opa Nuts And Bolts LLC
Entity
Mailing address
3545 CALIFORNIA ST, SAN FRANCISCO, CA 94118-1707
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2019
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
May 8, 2019
—
Opa Nuts & Bolts LLC
—
Deed
related
$941,812 · First Republic Bk
Apr 24, 2019
$1,864,000
Opa Nuts And Bolts LLC
Thorpe Holdings LLC
Grant Deed
$941,812 · First Republic Bank
Mar 10, 2004
—
Rogelstad-thorpe LLC
—
Deed Of Trust
related
$1,680,000 · Bank Of America
Apr 5, 2001
$1,600,000
Rogelstad-thorpe
Siino Trust
Grant Deed
$1,600,000 · Siino Trust
Jul 20, 1987
—
Owner Name Unavailable
—
Grant Deed
related
—
Jun 2, 1987
—
Owner Name Unavailable
—
Grant Deed
related
—
—
—
Opa Nuts & Bolts LLC
—
Deed Of Trust
related
$941,812 · First Republic Bk
—
—
Rogelstad-thorpe LLC
—
Deed Of Trust
related
$1,377,500 · Sterling Savings 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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