6180 Mount Olympus Dr, Castro Valley, CA 94552 Property Records

Alameda County property record for 6180 Mount Olympus Dr, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,327 sqft · built 1991
Lot Size	0.118 acres (5,150 sqft)
Owner	Individual Name on Record
Last Sale	$427,000 (Nov 1999)
Tax Bill	$8,530 (2025)
Flood Zone	Zone X (minimal risk)
APN	`85A-6408-12`

Property Details

APN / Parcel Number

Primary APN	`85A-6408-12`
Alternative APN	`085A-6408-012-00`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,327 sqft Living Area

Exterior

Year Built	Built 1991
Effective Year Built	Effective 1991
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	5,150 sqft (0.118 acres)

Location & Zoning

Street Address	6180 MOUNT OLYMPUS DR
City	CASTRO VALLEY
State	CA
Zip	94552-1959
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00036 BLK: TR: 5339
Legal Tract	5339
Legal Lot Number	36
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2012
Census Tract	430101

Owner

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

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

Owner of Record	Individual Name on Record
Mailing Address	6180 MOUNT OLYMPUS DR, CASTRO VALLEY, CA 94552-1959
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Nov 5, 1999 · Amount on Record
Deed Sale	Nov 5, 1999 · Amount on Record
Deed Document Number	1999408861
Last Transfer Date	Jan 18, 2005
Transfer Doc	0000019758
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

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		$662,373 (+0.93%) Land $200,812 Building $468,561
2025	$8,530.00 (+4.02%) Homeowner's exemption	$656,251 (+4.04%) Land $196,875 Building $459,376
2023	$8,200.00 Homeowner's exemption	$630,772 Land $189,231 Building $441,541	$1,264,320

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

Flood

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

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

Wildfire Risk	Moderate above 63% of the US · lower than 61% of California
Wildfire Likelihood	0.2% annual chance
Exposure	Indirect within ember reach

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