Contra Costa County property record for 2121 Walnut St, Martinez, CA 94553 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,242 sqft · built 1969 |
| Lot Size | 0.121 acres (5,280 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,240 (2025) |
| Deeds & Mortgages | May 2024 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 375-054-027-4 |
| Primary APN | 375-054-027-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Building Area | 1,242 sqft Living Area |
| 1st Floor Area | 1,242 sqft 1st Floor |
| Stories | 1 Story |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1970 |
| Lot Area | 5,280 sqft (0.121 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached |
| Garage Area | 405 sqft Garage |
| Cooling System | Central |
|---|---|
| Heating System | Floor/Wall Furnace |
| Street Address | 2121 WALNUT ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2743 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | PARCEL MAP 7 PG 16 PCL B |
| Legal Subdivision | 7-16, PARCEL MAP |
| Legal Tract | 7PM16 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 319002 |
Source: Contra Costa County records · APN 375-054-027-4
Assessment roll updated July 14, 2026 · Last verified August 2026
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 | 2121 WALNUT ST, MARTINEZ, CA 94553-2743 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Feb 06, 2024 |
| Transfer Doc | 0000042254 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | May 06, 2024 |
| Property Address | 2121 WALNUT ST, MARTINEZ, CA 94553-2743 |
| Document Number | 0000042254 |
| Map Reference | MB 7 PG 16 |
| Instrument Date | Feb 06, 2024 |
| Instrument | 2024-042254 |
| Transaction Type | Transfer |
| Record Updated | May 15, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 2121 WALNUT ST, MARTINEZ, CA 94553-2743 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Martinez 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 |
|---|---|---|
| 2026 | $117,577 (+2%) Land $25,849 Building $91,728 | |
| 2025 | $2,240.00 (+6.57%) Homeowner's exemption | $115,273 (+4.04%) Land $25,343 Building $89,930 |
| 2023 | $2,102.00 (+1.4%) Homeowner's exemption | $110,799 Land $24,360 Building $86,439 |
| 2022 | $2,073.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures