San Joaquin County property record for 34055 S Koster Rd, Tracy, CA 95304
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,330 sqft · built 1977 |
| Lot Size | 1.24 acres (54,014 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $5,599 (2026) |
| Deeds & Mortgages | Mar 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 255-090-200-000 |
| Primary APN | 255-090-200-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 2 Stories |
| Building Area | 2,330 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1977 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 54,014 sqft (1.24 acres) |
| Parking Spaces | 2 Parking Spaces |
| Pool Type | Pool with Hot Tub/Spa |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Old Parcel Number | 255-090-20 |
|---|---|
| Street Address | 34055 S KOSTER RD |
| City | TRACY |
| State | CA |
| Zip | 95304-8999 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | AG40 |
| Legal Description | MAP K4 3 |
| Legal Block | 2 |
| Jurisdiction | SAN JOAQUIN CA |
| Township / Civil Division | TRACY |
| Census Block Group | 2 |
| Census Block | 2029 |
| Census Tract | 5502 |
Source: San Joaquin County records, as of October 13, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 34055 S KOSTER RD, TRACY, CA 95304-8999 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Mar 25, 2014 |
| Transfer Doc | 0000030436 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN JOAQUIN CA |
| Property Address | 34055 S KOSTER RD, TRACY, CA 95304-8999 |
| Transaction Type | Mortgage |
| Record Updated | Mar 24, 2021 |
| Title Company | TITLE 500 INC, TITLE 365 INC |
| Name | Verified Name |
|---|---|
| Address | 34055 S KOSTER RD, TRACY, CA 95304-8999 |
| Document Number | 0000043664 |
|---|---|
| Date | Mar 10, 2021 |
| Instrument | 2021-043664 |
| Name | BETTER MORTGAGE CORPORATION |
|---|---|
| Type | Mortgage Company |
| Address | NEW YORK, NY 10007 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Mar 1, 2036 |
Source: San Joaquin County assessment roll, as of September 24, 2025
| Type | Name |
|---|---|
| State | California |
| County | San Joaquin County |
| Secondary School District | Tracy Unified School District (9-12) (09 - 12) |
| Elementary School District | New Jerusalem Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $5,599.00 (+12.68%) | ||
| 2025 | $4,969.00 (+4.99%) Homeowner's exemption | $475,156 (+4.04%) Land $262,627 Building $212,529 | |
| 2023 | $4,733.00 (+1.81%) Homeowner's exemption | $456,707 Land $252,430 Building $204,277 | $901,530 |
| 2022 | $4,649.00 |
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 September 27, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 5 (1998–2023) |
| Claims Outside the SFHA | 5 of 5 |
| Most Recent Claim | Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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 | Moderate above 65% of the US · above 40% of California |
|---|---|
| Wildfire Likelihood | 0.2% 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: FCC Broadband Data Collection, based on 5 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Matrix Broadband Fixed Wireless | 400 / 80 |
| unWired Broadband Fixed Wireless | 400 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| Cal.net Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 25 / 3 |
May also be available: ezWave.
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