Realmo Analytics

Unlock property reports, ownership, financials, or compile property list owners likely to sell.

Property profile

3105 Castro Vly Blvd Castro Valley, CA 94546

OFF-MARKET
Office buildings
Property ID
US09-8285178
13,473 SF 0.66 ac lot Built 1985
Last sale Feb 1995 · $1,850,000
Entity Owned Owner of record is a legal entity (LLC / corporation). 31-yr Hold Held for 31 years. Free & Clear No active or open recorded mortgage detected.
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Ownership intelligence

Who controls the opportunity?

Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. Included with a plan.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with a plan.

Debts

What is owed, to whom, and when it comes due

Recorded lenders, amounts and estimated maturities of the owner's loan book — included with a plan.

Property tax · 2023

What does the county charge?
$41k
Tax billed · 2023
Assessed value · 2024$3.06M
Assessed land$853k
Assessed improvement$2.20M
Effective rate1.34%

Value estimate

· Oct 2026
$2.86M
$2.57M – $3.14M
CAP approach$3.46M
Submarket $/SF estimate$3.19M

Realmo valuation models over county records and 3 qualifying comparable sales.

Recently sold

What actually traded nearby?
$324/SF
ZIP average, outlier-cleaned · 21 recorded sales of this use type
Observed band · Q1–Q3$215 – $419
Qualifying comparables3

Cap rate analysis

How does the asset earn?

No income signal is modeled for this parcel yet — the Cap Rates tab runs the workflow.

Zoning insight

No data for this section
What can be built here?

No zoning code is on file for this parcel. Coverage grows with every catalog release.

JurisdictionALAMEDA

Location intelligence

Which uses thrive at this corner?
Best fit: Garden Center
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Garden Center10.3
Carpet & Flooring Store9.5
Parking Facility9.5

Location

3105 Castro Vly Blvd Castro Valley, CA 94546-5511
County assessor Recorded deeds · 1 transfer 3 qualifying comp sales Zoning catalog · not on file

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 · 8 properties nearby
Recent sales nearby
6 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
20990 Redwood, Castro Valley, CA 94546-5918 $10,550,000 Dec 2021 34,488 SF
2861 Grv, Hayward, CA 94546-6709 $2,622,500 May 2021 9,800 SF
2373 Grv, Hayward, CA 94546-7042 $790,000 Feb 2021 5,988 SF
21060 Redwood, Castro Valley, CA 94546-5931 $4,088,000 Feb 2021 18,453 SF
3563 Castro Vly, Castro Valley, CA 94546-4401 $1,950,000 Dec 2019 8,224 SF
Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.
Comparable nearby
6 properties of the same type nearby
Research This Page with AI

Rey answers here. ChatGPT, Grok and Claude get the same data packet.

Includes: Price & PSF · Cap rate · Location · Zoning

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