Alameda County property record for 507 C St, Hayward, CA 94541
| Property Type | General Industrial |
|---|---|
| Details | 3,137 sqft · built 1945 |
| Lot Size | 0.21 acres (9,139 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $495,000 (Aug 2007) |
| Tax Bill | $8,203 (2025) |
| Deeds & Mortgages | Dec 2021 Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 431-40-17 |
| Primary APN | 431-40-17 |
|---|---|
| Alternative APN |
|
| Units | 2 Units |
|---|---|
| Stories | 1 Story |
| Building Area | 3,137 sqft Total Area |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1945 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 9,139 sqft (0.21 acres) |
| Street Address | 507 C ST |
|---|---|
| City | HAYWARD |
| State | CA |
| Zip | 94541-5027 |
| Property Category | Industrial |
| Property Type | Industrial > General Industrial |
| Legal Description | LOT: 00017 BLK: AR: 0431 PAGE: 0040 |
| Legal Subdivision | MEEK TOWN |
| Legal Lot Number | 19A |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 436302 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 507 C ST, HAYWARD, CA 94541-5027 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 23, 2007 · Amount on Record |
| Deed Sale | Aug 23, 2007 · Amount on Record |
| Prior Sale | May 5, 2003 · Amount on Record |
| Deed Document Number | 2007309966 |
| Prior Transfer Date | Apr 19, 2003 |
| Prior Transfer Doc | 0000260995 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 507 C ST, HAYWARD, CA 94541-5027 |
| Transaction Type | Mortgage |
| Record Updated | Dec 30, 2021 |
| Name | Verified Name |
|---|---|
| Address | 507 C ST, HAYWARD, CA 94541-5027 |
| Document Number | 0000387550 |
|---|---|
| Date | Dec 3, 2021 |
| Instrument | 2021387550 |
| Name | NATIONSTAR MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | COPPELL, TX 75019 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Dec 1, 2051 |
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Hayward City |
| Unified School District | Hayward Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $663,146 (+2%) Land $495,685 Building $167,461 | |
| 2025 | $8,203.00 (+2.42%) | $650,147 (+4.04%) Land $485,969 Building $164,178 |
| 2023 | $8,009.00 | $624,907 Land $467,102 Building $157,805 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land 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 | 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 |
| 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 792 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile, Tekify Fiber & Wireless.
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