Alameda County property record for 6303 Rubicon Ave, Newark, CA 94560
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,519 sqft · built 1979 |
| Lot Size | 0.108 acres (4,699 sqft) |
| Owner | Individual Name on File |
| Last Sale | $650,000 (Jul 2015) |
| Tax Bill | $9,543 (2025) |
| Deeds & Mortgages | Jul 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 901-187-100 |
| Primary APN | 901-187-100 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Building Area | 1,519 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | L-Shape |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 4,699 sqft (0.108 acres) |
| Lot Dimensions | 90 ft deep x 50 ft wide |
| Garage Type | Attached |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 6303 RUBICON AVE |
|---|---|
| City | NEWARK |
| State | CA |
| Zip | 94560-5124 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00086 BLK: TR: 4015 |
| Legal Tract | 4015 |
| Legal Lot Number | 86 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 444602 |
6303 Rubicon Ave is owned and occupied by an individual who acquired it in August 2020.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 6303 RUBICON AVE, NEWARK, CA 94560-5124 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 13, 2015 · Amount on File |
| Deed Sale | Jul 13, 2015 · Amount on File |
| Prior Sale | Sep 17, 2009 · Amount on File |
| Deed Document Number | 2015192193 |
| Last Transfer Date | Aug 25, 2020 |
| Transfer Doc | 0000252270 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jul 20, 2021 |
| Property Address | 6303 RUBICON AVE, NEWARK, CA 94560-5124 |
| Document Number | 0000252270 |
| Map Reference | MB 110 PG 57-59 |
| Instrument Date | Aug 25, 2020 |
| Instrument | 2021252270 |
| Transaction Type | Transfer |
| Record Updated | Aug 5, 2021 |
| Title Company | ORANGE COAST TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 6303 RUBICON AVE, NEWARK, CA 94560-5124 |
| Document Number | 0000252271 |
|---|---|
| Date | Jul 20, 2021 |
| Instrument | 2021252271 |
| Name | OWNING CORPORATION |
|---|---|
| Type | Non-Lending Institution |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 350 Months |
| Due | Sep 1, 2050 |
The 2025 property tax bill for 6303 Rubicon Ave was $9,543 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Newark City |
| Unified School District | Newark Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $777,835 (+1.09%) Land $265,636 Building $519,199 | ||
| 2025 | $9,543.00 Homeowner's exemption | $769,450 Land $260,429 Building $509,021 | |
| 2023 | $9,125.00 Homeowner's exemption | $739,576 Land $250,318 Building $489,258 | $982,890 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 6303 Rubicon Ave in Zone X, an area of minimal flood risk.
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 |
| Nearby Flood Policies | 6 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 risk around 6303 Rubicon Ave 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 | Indirect within ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 268 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Sail Internet Fixed Wireless | 1,000 / 200 |
| Tekify Fiber & Wireless Fixed Wireless | 580 / 125 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, GeoLinks, RobinsonHSS.
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