Alameda County property record for 2578 Windsor Ct, Union City, CA 94587
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,187 sqft · built 1970 |
| Lot Size | 0.166 acres (7,242 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $910,000 (May 2019) |
| Tax Bill | $13,659 (2025) |
| Deeds & Mortgages | Nov 2020 Mortgage Feb 2020 Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 486-92-34 |
| Primary APN | 486-92-34 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,187 sqft Living Area |
| Year Built | Built 1970 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 7,242 sqft (0.166 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 2578 WINDSOR CT |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-4930 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00034 BLK: TR: 3060 |
| Legal Tract | 3060 |
| Legal Lot Number | 34 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 4 |
| Census Block | 4008 |
| Census Tract | 440308 |
2578 Windsor Ct is owned and occupied by two individuals who bought it in May 2019.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 2578 WINDSOR CT, UNION CITY, CA 94587-4930 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
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 |
|---|---|
| Nov 19, 2020 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Feb 17, 2020 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS |
| May 30, 2019 | Grant Deed, Transfer · Conventional Mortgage QUICKEN LNS |
| Jun 26, 2017 | Deed of Trust, Mortgage · Conventional Mortgage LENDERFI |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 30, 2019 · Amount on File |
| Deed Sale | May 30, 2019 · Amount on File |
| Prior Sale | Jul 11, 2013 · Amount on File |
| Deed Document Number | 2019101077 |
| Prior Transfer Date | May 27, 2014 |
| Prior Transfer Doc | 0000133152 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 2578 WINDSOR CT, UNION CITY, CA 94587-4930 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | NORTH AMERICAN TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 2578 WINDSOR CT, UNION CITY, CA 94587-4930 |
| Document Number | 0000318414 |
|---|---|
| Date | Nov 19, 2020 |
| Instrument | 2020318414 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Dec 1, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 2578 WINDSOR CT, UNION CITY, CA 94587-4930 |
| Document Number | 0000042134 |
| Instrument Date | Feb 17, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Apr 24, 2020 |
| Title Company | OTHER |
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 2578 WINDSOR CT UNION CITY CA 945874930, UNION CITY, CA 94587-4930 |
| Document Number | 0000042134 |
|---|---|
| Date | Feb 21, 2020 |
| Instrument | 42134 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Feb 20, 2050 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | May 30, 2019 |
| Property Address | 2578 WINDSOR CT, UNION CITY, CA 94587-4930 |
| Document Number | 0000101077 |
| Instrument Date | May 24, 2019 |
| Instrument | 101077 |
| Transaction Type | Transfer |
| Record Updated | Jun 25, 2019 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,001.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 2578 WINDSOR CT UNION CITY CA 945874930, UNION CITY, CA 94587-4930 |
| Document Number | 101078 |
|---|---|
| Date | May 30, 2019 |
| Instrument | 101078 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | 1050 WOODWARD AVE, DETROIT, MI 48226-1906 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | May 29, 2049 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 2578 WINDSOR CT, UNION CITY, CA 94587-4930 |
| Document Number | 0000146676 |
| Instrument Date | Jun 26, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Jul 28, 2017 |
| Title Company | OTHER |
| Name | Verified Name |
|---|---|
| Address | 2578 WINDSOR CT UNION CITY CA 945874930, UNION CITY, CA 94587-4930 |
| Document Number | 0000146676 |
|---|---|
| Date | Jul 6, 2017 |
| Instrument | 146676 |
| Name | LENDERFI |
|---|---|
| Type | Funding / Finance Company |
| Address | CALABASAS, CA 91302 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jul 5, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.62% |
The 2025 property tax bill for 2578 Windsor Ct was $13,659 with a homeowner's exemption.
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 | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,028,406 (+1.31%) Land $310,622 Building $724,784 | ||
| 2025 | $13,659.00 Homeowner's exemption | $1,015,104 Land $304,531 Building $710,573 | |
| 2023 | $13,424.00 Homeowner's exemption | $975,692 Land $292,707 Building $682,985 | $1,112,670 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 2578 Windsor Ct in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 2578 Windsor Ct 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 | 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 735 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 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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