Alameda County property record for 28188 Karn Dr, Hayward, CA 94544
| Property Type | Single Family Home |
|---|---|
| Details | 1,335 sqft · built 1981 |
| Lot Size | 0.142 acres (6,168 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $2,736 (2025) |
| Deeds & Mortgages | Apr 2023 Transfer |
| Flood Zone | Zone X (moderate risk) |
| APN | 464-55-45 |
| Primary APN | 464-55-45 |
|---|---|
| Alternative APN |
|
| Building Area | 1,335 sqft Living Area |
|---|
| Year Built | Built 1981 |
|---|---|
| Effective Year Built | Effective 1982 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,168 sqft (0.142 acres) |
| Street Address | 28188 KARN DR |
|---|---|
| City | HAYWARD |
| State | CA |
| Zip | 94544-5754 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00035 BLK: TR: 4193 |
| Legal Subdivision | M 122 25 |
| Legal Tract | 4193 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 438203 |
28188 Karn Dr is owner-occupied and held in a trust.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 28188 KARN DR, HAYWARD, CA 94544-5754 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 18, 2023 |
| Property Address | 28188 KARN DR, HAYWARD, CA 94544-5754 |
| Document Number | 0000043533 |
| Map Reference | MB 122 PG 25-29 |
| Instrument Date | Mar 31, 2023 |
| Instrument | 2023043533 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Living Trust |
| Address | 28188 KARN DR, HAYWARD, CA 94544-5754 |
The 2025 property tax bill for 28188 Karn Dr was $2,736 with a homeowner's exemption.
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 | Assessed Market Value |
|---|---|---|---|
| 2026 | $212,884 (-1.25%) Land $58,563 Building $161,321 | ||
| 2025 | $2,736.00 Homeowner's exemption | $215,574 Land $57,415 Building $158,159 | |
| 2023 | $2,668.00 Homeowner's exemption | $207,202 Land $55,185 Building $152,017 | $486,360 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 28188 Karn Dr in Zone X, an area of moderate 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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 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.
The area around 28188 Karn Dr has no burnable land within ember reach, so its wildfire risk is not rated.
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 939 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Tekify Fiber & Wireless Fixed Wireless | 580 / 125 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: GeoLinks, Verizon.
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