Coverage › California › Alameda County
Coverage · California
Alameda County, California: 299,480 property records and the deal signals inside them.
Public-record counts for Alameda County, computed with the same signal definitions the app uses. Counts are indicators drawn from county assessor and recorder data as of 2026-07-03; they are not verified statuses.
Records on file
299,480
Absentee owners
299,256
Estate-style owners
0
Teardown signals
9,592
Median assessed value
$563,872
Places
23
Deal signals in Alameda County
| Signal | Records |
|---|---|
| Absentee ownersThe tax-mailing address differs from the property address. Guide | 299,256 |
| Held 10+ yearsLast recorded sale is ten or more years ago. Guide | 103,282 |
| Absentee and long-heldBoth of the above: an owner elsewhere who has held for a decade or more. Guide | 103,282 |
| Estate or probate-style ownersOwner name carries estate, executor, administrator or heir markers. Guide | 0 |
| Teardown signalImprovements assessed at half or less of the land value, land at $40,000 or more. Guide | 9,592 |
| Value spreadLast sale price at 75% or less of the current assessed value (assessed $50,000 or more). Guide | 0 |
| Vacant landLand value on record with no improvement value. Guide | 7,293 |
| Entity ownersLLC, trust, corporate or partnership owners. Guide | 0 |
Definitions are the ones Black Label Real Estate applies inside the app. A record can carry several signals. Percentages are of records on file for the county.
Cities and places in Alameda County
- Oakland98,312 records
- Hayward34,046 records
- Livermore28,846 records
- Berkeley26,097 records
- San Leandro23,006 records
- Castro Valley20,724 records
- Alameda19,112 records
- Newark11,542 records
- San Lorenzo7,275 records
- Union City7,091 records
- Albany4,642 records
- Ashland4,023 records
- Piedmont3,989 records
- Fairview3,708 records
- Cherryland2,401 records
- Pleasanton1,783 records
More California counties
- Los Angeles County1,974,000
- San Diego County1,198,665
- Orange County968,925
- San Bernardino County839,661
- Riverside County785,169
- Fresno County412,641
- Contra Costa County387,492
- Sonoma County117,759
- Nevada County59,834
- Napa County50,837
- All California counties
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Black Label Real Estate runs these signals on the full record set, with owner enrichment, comps, ARV and route planning in one Mac and Windows workspace.
Explore Black Label Real EstateRelated guides: Probate leads · Teardown signals · Reading parcel and owner data · Driving for dollars routes