Contra Costa County property record for 830 Shell Ave, Apt B, Martinez, CA 94553 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1950 |
| Square Footage | 1,352 sqft Living Area |
| Lot Size | 13,503 sqft (0.31 acres) |
| Garage | Attached, 336 sqft |
| Last Sale | $150,000 (1994) |
| Tax Bill | $4,171.00 (2025) |
| Primary APN | 375-111-011-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 7 Rooms |
| Building Area | 1,352 sqft Living Area |
| 1st Floor | 1,352 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Lot Area | 13,503 sqft (0.31 acres) |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 336 sqft Garage |
| Street Address | 830 SHELL AVE, B |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-3317 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | POR RO LAS JUNTAS |
| Legal Subdivision | SUBDIVISION 4442 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 3 |
| Census Block | 3005 |
| Census Tract | 319002 |
Source: Contra Costa County records · APN 375-111-011-9
Assessment roll updated July 14, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 830 SHELL AVE, C, MARTINEZ, CA 94553-3317 |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Date | Document |
|---|---|
| Jan 13, 2021 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Jan 13, 2021 | Affidavit of Death, Transfer ATTORNEY ONLY |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Dec 30, 1994 · Amount on Record |
| Deed Sale | Dec 30, 1994 · Amount on Record |
| Deed Doc Number | 1994305640 |
| Last Transfer Date | Jan 06, 2021 |
| Transfer Doc | 0000011614 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 13, 2021 |
| Property Address | 830 SHELL AVE APT B, B, MARTINEZ, CA 94553-3317 |
| Document Number | 0000011614 |
| Instrument Date | Jan 06, 2021 |
| Instrument | 11614 |
| Transaction Type | Transfer |
| Record Updated | Jan 26, 2021 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 830 SHELL AVE #C MARTINEZ CA 945533317, C, MARTINEZ, CA 94553-3317 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 13, 2021 |
| Property Address | 830 SHELL AVE APT B, B, MARTINEZ, CA 94553-3317 |
| Document Number | 0000011613 |
| Instrument Date | Jan 06, 2021 |
| Instrument | 11613 |
| Transaction Type | Transfer |
| Record Updated | Jan 26, 2021 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 830 - C SHELL AVE MARTINEZ CA 94553, MARTINEZ, CA 94553 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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 | $256,961 (+2%) Land $151,369 Building $105,592 | |
| 2025 | $4,171.00 (+7.5%) | $251,923 (+4.04%) Land $148,401 Building $103,522 |
| 2023 | $3,880.00 (+3.25%) | $242,143 Land $142,640 Building $99,503 |
| 2022 | $3,758.00 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures