Alameda County property record for 4240 Comet Cir, Union City, CA 94587 · Last verified October 2025
| Property Type | Residential > Condominium / Townhouse > Townhouse |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1973 |
| Square Footage | 1,255 sqft Living Area |
| Lot Size | 1,474 sqft (0.033 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $215,000 (2008) |
| Tax Bill | $4,616.00 (2025) |
| Primary APN | 483-102-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,255 sqft Living Area |
| Stories | 2 Stories |
| Year Built | Built 1972 |
|---|---|
| Effective Year Built | Effective 1973 |
| Architectural Style | Other Style |
| Construction Type | Wood Construction |
| Lot Area | 1,474 sqft (0.033 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 4240 COMET CIR |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-4026 |
| Property Usage | Residential Property Usage |
| Type | Residential > Condominium / Townhouse > Townhouse |
| Legal Description | TR 3307 |
| Legal Subdivision | 3307 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | FREMONT |
| Census Blockgroup | 1 |
| Census Block | 1011 |
| Census Tract | 440306 |
Source: Alameda County records · APN 483-102-5
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 4240 COMET CIR, UNION CITY, CA 94587-4026 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Aug 15, 2008 · Amount on Record |
| Deed Sale | Aug 15, 2008 · Amount on Record |
| Prior Sale | Aug 15, 2008 · Amount on Record |
| Deed Doc Number | 0000253318 |
| Last Transfer Date | Aug 10, 2018 |
| Transfer Doc | 0000157777 |
| Record Refreshed | Jun 07, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Aug 10, 2018 |
| Property Address | 4240 COMET CIR, UNION CITY, CA 94587-4026 |
| Document Number | 0000157777 |
| Instrument Date | Aug 10, 2018 |
| Instrument | 157777 |
| Transaction Type | Transfer |
| Record Updated | Aug 29, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4240 COMET CIR UNION CITY CA 945874026, UNION CITY, CA 94587-4026 |
Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Union City |
| Unified School District | New Haven Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $4,616.00 (-3.29%) Homeowner's exemption | $306,464 (+4.04%) Land $91,939 Building $214,525 |
| 2023 | $4,773.00 Homeowner's exemption | $294,567 Land $88,370 Building $206,197 |
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