6257 Rockrose Dr, Newark, CA 94560 Property Records

Alameda County property record for 6257 Rockrose Dr, Newark, CA 94560

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,315 sqft · built 1963
Lot Size	0.163 acres (7,107 sqft)
Owner	2 Individual Names on File
Last Sale	$1,425,000 (Oct 2021)
Tax Bill	$18,160 (2025)
Deeds & Mortgages	Oct 2021 Sale & Mortgage May 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`92A-2353-63`

Property Details

APN / Parcel Number

Primary APN	`92A-2353-63`
Alternative APN	`092A-2353-063-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,315 sqft Living Area

Exterior

Year Built	Built 1963
Effective Year Built	Effective 1979
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	7,107 sqft (0.163 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	6257 ROCKROSE DR
City	NEWARK
State	CA
Zip	94560-4712
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00027 BLK: TR: 2514
Legal Tract	2514
Legal Lot Number	27
Jurisdiction	ALAMEDA CA
Township / Civil Division	FREMONT
Census Block Group	1
Census Block	1007
Census Tract	444601

Owner

6257 Rockrose Dr is owned and occupied by two individuals who bought it in October 2021.

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

Owner of Record	2 Individual Names on File
Mailing Address	6257 ROCKROSE DR, NEWARK, CA 94560-4712
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
Oct 29, 2021	Grant Deed, Transfer · Conventional Mortgage FIRST TECHNOLOGY FEDERAL CU
May 10, 2021	Grant Deed, Transfer · Commercial Mortgage CONVENTUS LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 29, 2021 · Amount on File
Deed Sale	Oct 29, 2021 · Amount on File
Prior Sale	May 10, 2021 · Amount on File
Deed Document Number	2021358087
Record Updated	Oct 29, 2026

October 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Oct 29, 2021
Property Address	6257 ROCKROSE DR, NEWARK, CA 94560-4712
Document Number	0000358087
Map Reference	MB 46 PG 78
Instrument Date	Oct 19, 2021
Instrument	2021358087
Transaction Type	Transfer
Record Updated	Sep 28, 2023
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	6257 ROCKROSE DR, NEWARK, CA 94560-4712

Mortgage

Document Number	0000358088
Date	Oct 29, 2021
Instrument	2021358088

Lender

Name	FIRST TECHNOLOGY FEDERAL CU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Nov 1, 2051

May 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	May 10, 2021
Property Address	6257 ROCKROSE DR, NEWARK, CA 94560-4712
Document Number	0000178435
Map Reference	MB 46 PG 78
Instrument Date	Apr 22, 2021
Instrument	2021178435
Transaction Type	Transfer
Record Updated	Sep 28, 2023
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	6257 ROCKROSE DR, NEWARK, CA 94560-4712
Investor	Possibly a Property Investor

Mortgage

Document Number	0000178436
Date	May 10, 2021
Instrument	2021178436

Lender

Name	CONVENTUS LLC
Type	Non-Lending Institution

Agreement

Type	Commercial Mortgage
Amount	Amount on Record

Tax Assessment & Valuation

The 2025 property tax bill for 6257 Rockrose Dr was $18,160.

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$1,542,447 (+2%) Land $540,127 Building $1,002,320
2025	$18,160.00	$1,512,209 Land $529,538 Building $982,671
2023	$17,405.00	$1,453,500 Land $508,980 Building $944,520	$1,344,060

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

Flood

FEMA maps place 6257 Rockrose Dr in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
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

Wildfire risk around 6257 Rockrose Dr is low, with a 0.01% annual chance of 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	ALAMEDA COUNTY WATER DISTRICT serves 344,000 people · EPA ID CA0110001
Water Source	Surface water
Last State Inspection	Nov 2025
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 634 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
RobinsonHSS Fixed Wireless	1,000 / 1,000
Tekify Fiber & Wireless Fixed Wireless	580 / 125
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fixed Wireless in parts of the area	100 / 20

May also be available: GeoLinks, Ridge Wireless, Sail Internet.

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