Realmo Analytics
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Trust Owned 
For Sale
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Property summary
A single-story commercial retail office building in downtown Castro Valley, located at 20835 Chester St, CA 94546, with approximately 1,550 square feet of leasable area divided into three suites. The suites are described as being in good condition, with at least one suite historically used as part of the property’s long-term family business operations and the remaining spaces configured for continued tenant occupancy. The property includes landscaped, maintained curb appeal and provides some… off-street parking, along with bike, walk, and transit accessibility metrics listed as BikeScore 24, WalkScore 47, and TransitScore 38.
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
· Oct 2026Realmo valuation models over county records and 7 qualifying comparable sales.
Recently sold
Cap rate analysis
Price anchors at 6 / 6.5 / 7% — in the full report.
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 · 6 properties nearbyComparable nearby
Instant AI valuation built from comps, income signals, and proprietary benchmarks.A defensible range, not a single guess.
from $199/month
- GBA
- 1,231 SF
- Lot area
- 0.13 ac
- Year built
- 1956
- Stories
- 1
- APN
- 84A-37-5-4
- Assessed value · 2024
- $84,482
- Annual tax · 2023
- $4,223
- Estimated market rent / SF
- Potential gross income
- Vacancy allowance
- Effective gross income
- Benchmark operating expenses
- Stabilized NOI
- Property tax · 2023
- $4,223
- Selected cap rate
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
from $199/month
Derived from the Castro Valley market rent, vacancy and expense benchmarks for this use type.
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
Our comps and market reports get this label in your Google results.
One click on Google
- 10 Targeted Leads
- 1 Full Property Report
- Lead Lists by Intent
- Signals & Scores
- Building Details
- Value Estimation
- Cap Rate Evaluation
- Liens & Mortgages
- Ownership & Contacts
- Local Market trends
-
Zoning Insight— not in this plan -
Location Analytics— not in this plan
- 300 Targeted Leads a month
- 30 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— not in this plan
- 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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Sample leads
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Absentee
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Off Market
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Off Market
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Sample leads
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Off Market
1404, ATS, AK
Loan from 20067.7% rateColumbia State Bank
1404, ATS, AK
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Off Market
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Loan from 2009Columbia State Bank
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Off Market
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Loan from 2019Northrim Bank
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Off Market
AK
Loan from 2019Northrim Bk
AK
Still being built. It lands here next, beside the two above.
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