Alameda County property record for 1489 Crescent Ave, Castro Valley, CA 94546
| Property Type | Quadplex |
|---|---|
| Details | 8 bd · 4 ba · 3,826 sqft · built 1964 |
| Lot Size | 0.23 acres (10,003 sqft) |
| Owner | Individual Name on File |
| Last Sale | $399,000 (Jun 1999) |
| Tax Bill | $10,595 (2025) |
| Deeds & Mortgages | May 2021 Mortgage Dec 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 415-230-6 |
| Primary APN | 415-230-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 20 Rooms |
| Units | 4 Units |
| Stories | 2 Stories |
| Building Area | 3,826 sqft Living Area |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Construction Type | Wood |
| Lot Area | 10,003 sqft (0.23 acres) |
| Street Address | 1489 CRESCENT AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-6951 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Legal Description | LOT: 00006 BLK: AR: 0415 PAGE: 0230 |
| Legal Subdivision | KNOX |
| Legal Block | M |
| Legal Lot Number | 19 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 431200 |
1489 Crescent Ave, a quadplex, is owned by an individual who acquired it in January 2006.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 6201 MOUNT OLYMPUS DR, CASTRO VALLEY, CA 94552-1906 |
| Owner Type | Individual |
| Vesting | Single Person |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| May 10, 2021 | Deed of Trust, Mortgage · Conventional Mortgage FREMONT BANK |
| Dec 4, 2019 | Deed of Trust, Mortgage · Conventional Mortgage FREMONT BANK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 29, 1999 · Amount on File |
| Deed Sale | Jun 29, 1999 · Amount on File |
| Prior Sale | Sep 30, 1996 · Amount on File |
| Deed Document Number | 1999240209 |
| Last Transfer Date | Jan 23, 2006 |
| Transfer Doc | 0000032105 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 1489 CRESCENT AVE, CASTRO VALLEY, CA 94546-6951 |
| Transaction Type | Mortgage |
| Record Updated | May 26, 2021 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 2092 VIA NATAL, SAN LORENZO, CA 94580-2147 |
| Document Number | 0000178671 |
|---|---|
| Date | May 10, 2021 |
| Instrument | 2021178671 |
| Name | FREMONT BANK |
|---|---|
| Type | Bank |
| Address | LIVERMORE, CA 94551 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | May 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 1489 CRESCENT AVE, CASTRO VALLEY, CA 94546-6951 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000248169 |
|---|---|
| Date | Dec 4, 2019 |
| Instrument | 2019248169 |
| Name | FREMONT BANK |
|---|---|
| Type | Bank |
| Address | LIVERMORE, CA 94551 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 240 Months |
| Due | Dec 1, 2039 |
The 2025 property tax bill for 1489 Crescent Ave was $10,595.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Hayward Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $637,988 (+2%) Land $191,396 Building $446,592 | |
| 2025 | $10,595.00 | $625,480 Land $187,644 Building $437,836 |
| 2023 | $10,017.00 | $601,197 Land $180,359 Building $420,838 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1489 Crescent Ave 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 A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 5 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 1489 Crescent Ave is low, with less than 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 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 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.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 744 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 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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