Contra Costa County property record for 4530 Blum Rd, Martinez, CA 94553 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1967 |
| Square Footage | 1,514 sqft Living Area |
| Lot Size | 7,143 sqft (0.164 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $575,000 (2022) |
| Tax Bill | $8,212.00 (2025) |
| Primary APN | 159-170-073-5 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 7 Rooms |
| Building Area | 1,514 sqft Living Area |
| 1st Floor | 1,514 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1967 |
| Architectural Style | Ranch Style |
| Exterior Material | Wood Exterior |
| Roof Material | Composition Shingle Roof |
| Lot Area | 7,143 sqft (0.164 acres) |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Carport Garage |
| Garage Area | 236 sqft Garage |
| Carport | Carport |
| Carport Area | 236 sqft Carport |
| Heating System | Floor/Wall Furnace Heating |
|---|---|
| Heating Fuel | Gas Heating Fuel |
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Street Address | 4530 BLUM RD |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-3600 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | T201PM30 PCL B |
| Legal Subdivision | MS 06-0035 |
| Legal Tract | 201PM30 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 1 |
| Census Block | 1003 |
| Census Tract | 320004 |
Source: Contra Costa County records · APN 159-170-073-5
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 4530 BLUM RD, MARTINEZ, CA 94553-3600 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 06, 2022 · Amount on Record |
| Deed Sale | May 06, 2022 · Amount on Record |
| Prior Sale | Jun 03, 2010 · Amount on Record |
| Deed Doc Number | 202278701 |
| Prior Transfer Date | May 11, 2016 |
| Prior Transfer Doc | 0000098547 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | May 06, 2022 |
| Property Address | 4530 BLUM RD, MARTINEZ, CA 94553-3600 |
| Document Number | 0000078701 |
| Map Reference | MB 201 PG 30 |
| Instrument Date | Apr 21, 2022 |
| Instrument | 2022-078701 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| 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 |
|---|---|
| Relationship | Joint Tenants |
| Address | 2585 TAMPICO DR, BAY POINT, CA 94565-7698 |
| Document Number | 0000078702 |
|---|---|
| Date | May 06, 2022 |
| Instrument | 2022-078702 |
| Name | THE GOLDEN 1 CU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jun 01, 2052 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| 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 | $622,396 (+2%) Land $514,154 Building $108,242 | |
| 2025 | $8,212.00 (+7.08%) | $610,193 (+4.04%) Land $504,073 Building $106,120 |
| 2023 | $7,669.00 (+82.94%) | $586,500 Land $484,500 Building $102,000 |
| 2022 | $4,192.00 |
4530 Blum Rd is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.
Source: FEMA National Flood Hazard Layer · Contra Costa County (06013C), updated October 12, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |
Values are read at the parcel center point; lenders make the official flood determination.
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