Alameda County property record for 29983 Ahern Ave, Union City, CA 94587
| Property Type | Warehouse, Storage |
|---|---|
| Details | 26,611 sqft · built 1987 |
| Lot Size | 0.715 acres (31,143 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $29,046 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 463-45-92 |
| Primary APN | 463-45-92 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 26,611 sqft Total Area |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | L-Shape |
| Construction Type | Masonry / Concrete Block |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 31,143 sqft (0.715 acres) |
| Street Address | 29983 AHERN AVE, LOT1 |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587 |
| Property Category | Industrial |
| Property Type | Industrial > Warehouse, Storage |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 440333 |
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 | 1800 WAZEE ST, DENVER, CO 80202-1577 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Union City |
| Unified School District | New Haven Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,051,550 (+2%) Land $914,704 Building $1,136,846 | |
| 2025 | $29,046.00 (+5.7%) | $2,011,327 (+4.04%) Land $896,770 Building $1,114,557 |
| 2023 | $27,479.00 | $1,933,250 Land $861,959 Building $1,071,291 |
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 · 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 100 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.
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 | 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 | 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 43 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Tekify Fiber & Wireless Fixed Wireless | 1,000 / 1,000 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: AT&T, Etheric Networks, GeoLinks, RobinsonHSS, T-Mobile.
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