859 Calhoun St, Hayward, CA 94544 Property Records

Alameda County property record for 859 Calhoun St, Hayward, CA 94544

Property Summary

Property Type	Single Family Home
Details	4 bd · 1 ba · 1,152 sqft · built 1951
Lot Size	0.145 acres (6,300 sqft)
Owner	2 Individual Names on File
Last Sale	$700,000 (Jun 2024)
Tax Bill	$7,554 (2025)
Deeds & Mortgages	Sep 2025 Transfer Sep 2025 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`78C-646-4-1`

Property Details

APN / Parcel Number

Primary APN	`78C-646-4-1`
Alternative APN	`078C-0646-004-01`

Interior

Bedrooms	4 Beds
Full Baths	1 Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,152 sqft Living Area

Exterior

Year Built	Built 1951
Effective Year Built	Effective 1951
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	6,300 sqft (0.145 acres)

Location & Zoning

Street Address	859 CALHOUN ST
City	HAYWARD
State	CA
Zip	94544-4203
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00001 BLK: 0003 AR: 078C PAGE: 0646 ;LOT: 00001 BLK: 0004 AR: 078C PAGE: 0646
Legal Subdivision	ALTA VISTA
Legal Block	1
Legal Lot Number	10
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	1
Census Block	1002
Census Tract	437900

Owner

859 Calhoun St is owned by two individuals who bought it in June 2024.

Source: Alameda County records, as of August 26, 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	34802 BEGONIA ST, UNION CITY, CA 94587-5308
Owner Type	Individual
Vesting	Tenants in Common

Deeds, Mortgages & Sale History

Date	Document
Sep 11, 2025	Quit Claim Deed, Transfer Quitclaim
Sep 11, 2025	Quit Claim Deed, Transfer Quitclaim
Sep 11, 2025	Grant Deed, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 13, 2024 · Amount on File
Deed Sale	Jun 13, 2024 · Amount on File
Deed Document Number	202472430
Prior Transfer Date	Aug 31, 2023
Prior Transfer Doc	0000101932
Record Updated	Oct 29, 2026

September 2025: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Sep 11, 2025
Property Address	859 CALHOUN ST, HAYWARD, CA 94544-4203
Document Number	0000114074
Map Reference	MB 4 PG 80
Instrument Date	Aug 30, 2025
Instrument	2025114074
Transaction Type	Transfer
Record Updated	Oct 3, 2025

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	26352 REGAL AVE, HAYWARD, CA 94544-3106

September 2025: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Sep 11, 2025
Property Address	859 CALHOUN ST, HAYWARD, CA 94544-4203
Document Number	0000114073
Map Reference	MB 4 PG 80
Instrument Date	Aug 30, 2025
Instrument	2025114073
Transaction Type	Transfer
Record Updated	Oct 3, 2025

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	34802 BEGONIA ST, UNION CITY, CA 94587-5308

September 2025: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Sep 11, 2025
Property Address	859 CALHOUN ST, HAYWARD, CA 94544-4203
Document Number	0000114075
Map Reference	MB 4 PG 80
Instrument Date	Aug 30, 2025
Instrument	2025114075
Transaction Type	Transfer
Record Updated	Oct 3, 2025

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Common
Address	34802 BEGONIA ST, UNION CITY, CA 94587-5308

Tax Assessment & Valuation

The 2025 property tax bill for 859 Calhoun St was $7,554, down 13.7% from the year before.

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

Property Jurisdictions

Type	Name
State	California
County	Alameda County
Municipality	Hayward City
Unified School District	Hayward Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$683,687 (+11.71%) Land $205,106 Building $478,581
2025	$7,554.00 (-13.67%)	$612,000 Land $183,600 Building $428,400
2024	$8,750.00 (+839.85%)
2023	$931.00 Homeowner's exemption	$53,729 Land $23,565 Building $30,164	$709,560

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

FEMA maps place 859 Calhoun St 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 859 Calhoun St is moderate, ranking above 54% of the US, with a 0.2% annual chance of wildfire.

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

Wildfire Risk	Moderate above 54% of the US · lower than 68% of California
Wildfire Likelihood	0.2% 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	CITY OF HAYWARD serves 162,954 people · EPA ID CA0110006
Water Source	Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State Inspection	Mar 2025
Lead	Under 1 ppb (2023–2025) 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 121 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
RobinsonHSS Fixed Wireless	1,000 / 1,000
Verizon Fixed Wireless	300 / 20

May also be available: GeoLinks, Tekify Fiber & Wireless.

Nearby Properties on Calhoun St

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures