18 Harkness Cir, Hayward, CA 94542 Property Records

Alameda County property record for 18 Harkness Cir, Hayward, CA 94542

Property Summary

Property Type	Single Family Home
Details	5 bd · 3.5 ba · 3,107 sqft · built 2020
Lot Size	0.11 acres (4,800 sqft)
Owner	2 Individual Names on File
Last Sale	$1,343,500 (Oct 2020)
Tax Bill	$18,060 (2025)
Deeds & Mortgages	Nov 2025 Second Mortgage Oct 2020 Sale & Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`85A-6442-66`

Property Details

APN / Parcel Number

Primary APN	`85A-6442-66`
Alternative APN	`085A-6442-066-00`

Interior

Bedrooms	5 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	3,107 sqft Living Area

Exterior

Year Built	Built 2020
Effective Year Built	Effective 2020
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	4,800 sqft (0.11 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	18 HARKNESS CIR
City	HAYWARD
State	CA
Zip	94542-7951
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00056 BLK: TR: 8356
Legal Subdivision	TRACT 8356
Legal Tract	8356
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	1
Census Block	1019
Census Tract	435103

Owner

18 Harkness Cir is owned and occupied by two individuals who bought it in October 2020.

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

Owner of Record	2 Individual Names on File
Mailing Address	18 HARKNESS CIR, HAYWARD, CA 94542-7951
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

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

Deeds, Mortgages & Sale History

Date	Document
Nov 5, 2025	Deed of Trust, Mortgage · Stand-Alone Second Mortgage AMERITRUST MORTGAGE CORPORATION
Oct 1, 2020	Grant Deed, Subdivision Related Transfer · Conventional Mortgage PATELCO CU
Feb 6, 2020	Grant Deed, Transfer FIRST AMERICAN TITLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 1, 2020 · Amount on File
Deed Sale	Oct 1, 2020 · Amount on File
Deed Document Number	2020255231
Record Updated	Sep 20, 2026

November 2025: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	18 HARKNESS CIR, HAYWARD, CA 94542-7951
Transaction Type	Mortgage
Record Updated	Dec 9, 2025
Title Company	ATLANTIS TITLE COMPANY, ATLAS TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18 HARKNESS CIR, HAYWARD, CA 94542-7951

Mortgage

Document Number	0000139715
Date	Nov 5, 2025
Instrument	2025139715

Lender

Name	AMERITRUST MORTGAGE CORPORATION
Address	17341 IRVINE BLVD STE 285, TUSTIN, CA 92780

Agreement

Type	Stand-Alone Second Mortgage
Amount	Amount on Record
Term	354 Months
Due	May 1, 2055

October 2020: Grant Deed, Subdivision Related Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Oct 1, 2020
Property Address	18 HARKNESS CIR, HAYWARD, CA 94542-7951
Document Number	0000255231
Map Reference	MB 347 PG 71-93
Instrument Date	Sep 16, 2020
Instrument	2020255231
Transaction Type	Subdivision Related Transfer
Record Updated	Aug 19, 2021
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$12,897.60
Amount Accuracy	Calculated from Transfer Tax
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	18 HARKNESS CIR, HAYWARD, CA 94542-7951

Mortgage

Document Number	0000255232
Date	Oct 1, 2020
Instrument	2020255232

Lender

Name	PATELCO CU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Oct 1, 2050

Interest

Rate Type	Adjustable Rate
Rate	3.37%
Type Change Date	Oct 1, 2027
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	5.37%
Index	1-Year CMT
Max Rate	9.37%

Mortgage

Document Number	0000255233
Date	Oct 1, 2020
Instrument	2020255233

Lender

Name	PATELCO CU
Type	Credit Union
Address	DUBLIN, CA 94568

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	302 Months
Due	Dec 1, 2045

Interest

Rate Type	Adjustable Rate
Rate	6%
Change Frequency	Monthly
Min Rate At Change	3%
Index	Prime Rate
Max Rate	17%

February 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Feb 6, 2020
Property Address	18 HARKNESS CIR, HAYWARD, CA 94542-7951
Document Number	0000030065
Instrument Date	Feb 6, 2020
Instrument	30065
Transaction Type	Transfer
Record Updated	Apr 10, 2020
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount on Record
Tax	$17,217.00
Amount Accuracy	Full Value
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	4350 S MONACO ST DENVER CO 802373400, DENVER, CO 80237-3400
Investor	Possibly a Property Investor

Tax Assessment & Valuation

The 2025 property tax bill for 18 Harkness Cir was $18,060.

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		$1,483,083 (+2%) Land $444,936 Building $1,038,147
2025	$18,060.00	$1,454,014 Land $436,215 Building $1,017,799
2023	$17,820.00 (+3.76%)	$1,397,569 (+2%) Land $419,281 Building $978,288	$1,560,240
2022	$17,175.00	$1,370,166 Land $411,060 Building $959,106

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

Flood

FEMA maps place 18 Harkness Cir in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1995.

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	6 in force
Nearby Flood Claims	2 (1995–1998)
Most Recent Claim	Feb 1998 · Severe Winter Storms And Flooding

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

Wildfire risk around 18 Harkness Cir is high, ranking above 87% of the US, with a 0.9% annual chance of wildfire.

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

Wildfire Risk	High above 87% of the US · above 68% of California
Wildfire Likelihood	0.9% 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 350 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100

May also be available: T-Mobile.

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