Alameda County property record for 2252 Jeffer St, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,465 sqft · built 1948 |
| Lot Size | 0.116 acres (5,040 sqft) |
| Owner | Company Name on Record |
| Last Sale | $550,000 (Nov 2015) |
| Tax Bill | $8,722 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 415-100-23 |
| Primary APN | 415-100-23 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,465 sqft Living Area |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1948 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,040 sqft (0.116 acres) |
| Parking Spaces | 1 Parking Space |
| Street Address | 2252 JEFFER ST |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-6323 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00016 BLK: 0002 TR: 0833 |
| Legal Tract | 0833 |
| Legal Block | 2 |
| Legal Lot Number | 16 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 431200 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 19230 LAKE CHABOT RD, CASTRO VALLEY, CA 94546-2902 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 13, 2015 · Amount on Record |
| Deed Sale | Nov 13, 2015 · Amount on Record |
| Prior Sale | Aug 21, 2007 · Amount on Record |
| Deed Document Number | 2015305078 |
| Prior Transfer Date | Jul 30, 2001 |
| Prior Transfer Doc | 0000277372 |
| Record Updated | Oct 29, 2026 |
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 | Assessed Market Value |
|---|---|---|---|
| 2026 | $664,091 (+2%) Land $199,227 Building $464,864 | ||
| 2025 | $8,722.00 (+4.41%) | $651,073 (+4.04%) Land $195,322 Building $455,751 | |
| 2023 | $8,354.00 | $625,794 Land $187,738 Building $438,056 | $851,940 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
| Flood Insurance Cost | Premium on Record median of 15 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 15 in force |
| Nearby Flood Claims | 1 (1996) |
| Most Recent Claim | Dec 1996 · rainfall accumulation |
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.
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 | 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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