Contra Costa County property record for 2241 Castro St, Martinez, CA 94553 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2.5 Baths |
| Year Built | Built 1939 |
| Square Footage | 1,652 sqft Living Area |
| Lot Size | 6,525 sqft (0.15 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $802,500 (2022) |
| Tax Bill | $9,572.00 (2025) |
| Primary APN | 372-222-003-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 7 Rooms |
| Building Area | 1,652 sqft Living Area |
| 1st Floor | 1,172 sqft 1st Floor |
| 2nd Floor | 282 sqft 2nd Floor |
| Basement Area | 198 sqft Basement |
| Stories | 2 Stories |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1939 |
| Lot Area | 6,525 sqft (0.15 acres) |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 240 sqft Garage |
| Street Address | 2241 CASTRO ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-3246 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | BERTOLA TRACT 4147 |
| Legal Subdivision | BERTOLA |
| Legal Tract | 4147 |
| Legal Block | 147 |
| Legal Lot Number | 4 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 3 |
| Census Block | 3003 |
| Census Tract | 318000 |
Source: Contra Costa County records · APN 372-222-003-9
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 | Individual Name on File |
|---|---|
| Mailing Address | 2241 CASTRO ST, MARTINEZ, CA 94553-3246 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Mar 18, 2022 | Grant Deed, Subdivision Related Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE |
| Jul 16, 2021 | Grant Deed, Transfer · Commercial Mortgage HL3 SIERRA LLC |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 18, 2022 · Amount on Record |
| Deed Sale | Mar 18, 2022 · Amount on Record |
| Prior Sale | Jul 16, 2021 · Amount on Record |
| Deed Doc Number | 202248223 |
| Prior Transfer Date | Mar 12, 2014 |
| Prior Transfer Doc | 0000039409 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Mar 18, 2022 |
| Property Address | 2241 CASTRO ST, MARTINEZ, CA 94553-3246 |
| Document Number | 0000048223 |
| Map Reference | MB 23 PG 686&687 |
| Instrument Date | Mar 15, 2022 |
| Instrument | 2022-048223 |
| Transaction Type | Subdivision Related Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded Values by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2241 CASTRO ST, MARTINEZ, CA 94553-3246 |
| Document Number | 0000048224 |
|---|---|
| Date | Mar 18, 2022 |
| Instrument | 2022-048224 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 01, 2052 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 16, 2021 |
| Property Address | 2241 CASTRO ST, MARTINEZ, CA 94553-3246 |
| Document Number | 0000201206 |
| Map Reference | MB 23 PG 686&687 |
| Instrument Date | Jul 08, 2021 |
| Instrument | 2021-201206 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded Values by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3337 ORCHESTRA PL, MODESTO, CA 95355-9664 |
| Investor | Possibly a Property Investor |
| Document Number | 0000201207 |
|---|---|
| Date | Jul 16, 2021 |
| Instrument | 2021-201207 |
| Name | HL3 SIERRA LLC |
|---|---|
| Type | Non-Lending Institution |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 13 Months |
| Due | Aug 01, 2022 |
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 | $692,000 (-5.59%) Land $444,088 Building $247,912 | |
| 2025 | $9,572.00 (+10.2%) | $733,000 (+8.11%) Land $470,399 Building $262,601 |
| 2023 | $8,686.00 (+20.2%) | $678,000 Land $435,000 Building $243,000 |
| 2022 | $7,226.00 |
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