6300 Ridgewood Dr, Castro Valley, CA 94552 Property Records

Alameda County property record for 6300 Ridgewood Dr, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,404 sqft · built 1990
Lot Size	0.159 acres (6,905 sqft)
Owner	2 Individual Names on File
Last Sale	$975,500 (Nov 2020)
Tax Bill	$13,325 (2025)
Deeds & Mortgages	Nov 2020 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`85A-6410-79`

Property Details

APN / Parcel Number

Primary APN	`85A-6410-79`
Alternative APN	`085A-6410-079-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,404 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1990
Effective Year Built	Effective 1990
Architectural Style	L-Shape
Exterior Material	Stucco
Construction Type	Wood
Roof Material	Tile
Lot Area	6,905 sqft (0.159 acres)
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	6300 RIDGEWOOD DR
City	CASTRO VALLEY
State	CA
Zip	94552-5200
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	PUD
Legal Description	LOT: 00069 BLK: TR: 5738
Legal Tract	5738
Legal Lot Number	69
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2012
Census Tract	430101

Owner

6300 Ridgewood Dr is owned and occupied by two individuals who bought it in November 2020.

Source: Alameda County records, as of August 5, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	2 Individual Names on File
Mailing Address	6300 RIDGEWOOD DR, CASTRO VALLEY, CA 94552-5200
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 9, 2020 · Amount on File
Deed Sale	Nov 9, 2020 · Amount on File
Prior Sale	May 15, 2009 · Amount on File
Deed Document Number	2020302738
Prior Transfer Date	May 10, 2013
Prior Transfer Doc	0000176370
Record Updated	Oct 29, 2026

November 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Nov 9, 2020
Property Address	6300 RIDGEWOOD DR, CASTRO VALLEY, CA 94552-5200
Document Number	0000302738
Map Reference	MB 175 PG 23-31
Instrument Date	Oct 14, 2020
Instrument	2020302738
Transaction Type	Transfer
Record Updated	Aug 19, 2021
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,073.05
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	6300 RIDGEWOOD DR, CASTRO VALLEY, CA 94552-5200

Mortgage

Document Number	0000302739
Date	Nov 9, 2020
Instrument	2020302739

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Dec 1, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 6300 Ridgewood Dr was $13,325.

Source: Alameda County assessment roll, as of August 5, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$1,076,678 (+2%) Land $322,937 Building $753,741
2025	$13,325.00	$1,055,575 Land $316,607 Building $738,968
2023	$12,839.00	$1,014,598 Land $304,317 Building $710,281	$1,032,930

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

Flood

FEMA maps place 6300 Ridgewood Dr in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective May 25, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Wildfire risk around 6300 Ridgewood Dr is moderate, ranking above 67% of the US, with a 0.3% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 67% of the US · above 41% of California
Wildfire Likelihood	0.3% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 495 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20
AT&T DSL	100 / 20