Property summary
This exceptional investment opportunity presents a 2,780 square foot multi-tenant retail building situated at 3692 Castro Valley Boulevard in Castro Valley, California (94546). The property, built in 1959, sits on a 12,753 square foot lot and features one single-story building with two units. Unit A, a 1,987 square foot space, is currently occupied by Rudy's Donuts, a long-standing tenant (since 1988) operating on a month-to-month lease. Unit B, a 793 square foot retail space, is currently… vacant. The asking price is $1,749,000, translating to $629.14 per square foot. The property boasts excellent visibility along Castro Valley Boulevard, benefiting from strong demographics and high traffic counts. The existing kitchen hood in Unit A makes it ideally suited for a café or similar food service establishment. Beyond its current configuration, this property presents significant owner-user and commercial redevelopment potential. Further redevelopment possibilities can be explored by contacting Alameda County. The property's APN is 84C-724-91-2 and is zoned CVBD-S10. Showings require prior arrangement due to the ongoing business operations. This is a rare chance to acquire a well-located, established property with considerable upside.
Ownership intelligence
Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. Included with a plan.
Owner contacts
Skip-traced phones and e-mails of the owner. Included with a plan.
Debts
Recorded lenders, amounts and estimated maturities of the owner's loan book — included with a plan.
Property tax · 2023
Value estimate
· Nov 2026Realmo valuation models over county records and 36 qualifying comparable sales.
Recently sold
Cap rate analysis
No income signal is modeled for this parcel yet — the Cap Rates tab runs the workflow.
Zoning insight
No data for this sectionNo zoning code is on file for this parcel. Coverage grows with every catalog release.
Location intelligence
Demand index: how under-served this business type is around this point — modeled from the LocInt grid (area demand vs. what already operates, adjusted by real visit traffic). Higher means stronger unmet demand.
Location
Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.
Comparables
6 recorded sales · 11 properties nearbyComparable nearby
Similar Nearby for Sale
Similar in This City for Lease
Instant AI valuation built from comps, income signals, and proprietary benchmarks.A defensible range, not a single guess.
from $199/month
- GBA
- 2,780 SF
- Lot area
- 0.29 ac
- Year built
- 1959
- Stories
- 1
- APN
- 84C-724-91-2
- Assessed value · 2024
- $1,581,000
- Annual tax · 2023
- $11,217
- Medical Building
- Retail Stores · current use
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
from $199/month
Price sensitivity
The rate is the decision lever; valuation is the consequence.
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
No zoning code is on file for this parcel. Zoning coverage grows with every catalog release — check back, or open Location Intelligence for use analysis of this corner.
Unlock the evidence behind ownership: portfolio, transactions, debt and any signals we can model, to help you decide who to contact next.
Registration is required before any owner information is shown.
Phones and e-mails of the people behind this property's owner, traced from licensed contact data.
Owner phones and e-mails come with a plan - traced from licensed contact data, with verification and Do-Not-Call flags on every number.
The mortgage data comes with a plan: recorded loans of the owner - lender, amount, rate and the estimated maturity - as part of the Ownership Intelligence workspace.
Registration is required before any owner information is shown.
Rey answers here. ChatGPT, Grok and Claude get the same data packet.
Includes: Price & PSF · Cap rate · Location · Zoning
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- Value Estimation
- Cap Rate Evaluation
- Liens & Mortgages
- Ownership & Contacts
- Local Market trends
- Zoning Insight
- Location Analytics
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- Lead Lists by Intent
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- Building Details
- Value Estimation
- Cap Rate Evaluation
- Liens & Mortgages
- Ownership & Contacts
- Local Market trends
- Zoning Insight
- Location Analytics
- 1,500 Targeted Leads a month
- 150 Full Property Reports
- Lead Lists by Intent
- Signals & Scores
- Building Details
- Value Estimation
- Cap Rate Evaluation
- Liens & Mortgages
- Ownership & Contacts
- Local Market trends
- Zoning Insight
- Location Analytics
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