18320 Pepper St, Castro Valley, CA 94546 Property Records

Alameda County property record for 18320 Pepper St, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,414 sqft · built 1946
Lot Size	0.503 acres (21,900 sqft)
Owner	Individual Name on Record
Last Sale	$1,100,000 (Apr 2026)
Tax Bill	$1,793 (2025)
Deeds & Mortgages	Apr 2026 Sale Apr 2026 Sale
Flood Zone	Zone X (minimal risk)
APN	`84C-905-35`

Property Details

APN / Parcel Number

Primary APN	`84C-905-35`
Alternative APN	`084C-0905-035-00`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,414 sqft Living Area

Exterior

Year Built	Built 1946
Effective Year Built	Effective 1949
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	21,900 sqft (0.503 acres)

Location & Zoning

Street Address	18320 PEPPER ST
City	CASTRO VALLEY
State	CA
Zip	94546-2319
Property Category	Residential
Property Type	Residential > Single Family > Home
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	4
Census Block	4001
Census Tract	430200

Owner

Source: Alameda County records, as of September 22, 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	18320 PEPPER ST, CASTRO VALLEY, CA 94546-2319
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Sole Owner

Deeds, Mortgages & Sale History

Date	Document
Apr 1, 2026	Grant Deed, Transfer WFG NATIONAL TITLE INSURANCE, WFG NATIONAL TITLE INSURANCE C
Apr 1, 2026	Grant Deed, Transfer WFG NATIONAL TITLE INSURANCE, WFG NATIONAL TITLE INSURANCE C

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 1, 2026 · Amount on Record
Deed Sale	Apr 1, 2026 · Amount on Record
Deed Document Number	202642079
Prior Transfer Date	Mar 25, 2026
Prior Transfer Doc	0000042080
Record Updated	Oct 29, 2026

April 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Apr 1, 2026
Property Address	18320 PEPPER ST, CASTRO VALLEY, CA 94546-2319
Document Number	0000042079
Instrument Date	Mar 27, 2026
Instrument	2026.42079
Transaction Type	Transfer
Record Updated	May 15, 2026
Title Company	WFG NATIONAL TITLE INSURANCE, WFG NATIONAL TITLE INSURANCE C

Transaction

Amount	Amount Recorded
Tax	$122,210.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Sole Owner
Address	18320 PEPPER ST, CASTRO VALLEY, CA 94546-2319

April 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Apr 1, 2026
Property Address	18320 PEPPER ST, CASTRO VALLEY, CA 94546-2319
Document Number	0000042080
Instrument Date	Mar 25, 2026
Instrument	202642080
Transaction Type	Transfer
Record Updated	Aug 27, 2026
Title Company	WFG NATIONAL TITLE INSURANCE, WFG NATIONAL TITLE INSURANCE C

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Sole Owner
Address	18320 PEPPER ST, CASTRO VALLEY, CA 94546-2319

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		$451,734 (+476.77%) Land $180,811 Building $277,923
2025	$1,793.00 (+3.16%) Homeowner's exemption	$78,322 (-4.49%) Land $45,358 Building $39,964
2024	$1,738.00 (+3.08%)
2023	$1,686.00 Homeowner's exemption	$82,008 Land $43,596 Building $38,412	$963,720

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective May 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

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

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond 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 724 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20

May also be available: Etheric Networks, GeoLinks, T-Mobile.

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