20016 Gem Ct, Castro Valley, CA 94546 Property Records

Alameda County property record for 20016 Gem Ct, Castro Valley, CA 94546 · Last verified August 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	3 Beds
Bathrooms	1 Baths
Year Built	Built 1950
Square Footage	1,060 sqft Living Area
Lot Size	8,865 sqft (0.204 acres)
Tax Bill	$3,167.00 (2025)

Primary APN	`84C-1064-52`
Alternative APN	`084C-1064-052-00`

Street Address	20016 GEM CT
City	CASTRO VALLEY
State	CA
Zip	94546-4742
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LOT: 00009 BLK: 0002 TR: 0979 ;LOT: 00052 BLK: AR: 084C PAGE: 1064
Legal Tract	0979
Legal Block	2
Legal Lot Number	9
Jurisdiction	ALAMEDA CA
Minor Civil Division	HAYWARD
Census Blockgroup	3
Census Block	3003
Census Tract	430800

Source: Alameda County records · APN 84C-1064-52

Assessment roll updated August 5, 2026 · Last verified August 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on File
Mailing Address	3520 BRODERICK ST, SAN FRANCISCO, CA 94123-1409
Owner Type	Owner is an Individual, Couple or Unincorporated Entity
Vesting	Community Property

Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026

Type	Name
State	California
County	Alameda County
Unified School District	Castro Valley Unified School District (KG - 12)

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$198,642 (+2%) Land $114,325 Building $84,317
2025	$3,167.00 (+4.97%)	$194,748 (+4.04%) Land $112,084 Building $82,664
2023	$3,017.00	$187,187 Land $107,732 Building $79,455	$757,980