Contra Costa County property record for 111 Arthur Rd, Martinez, CA 94553 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,577 sqft · built 1950 |
| Lot Size | 0.276 acres (12,000 sqft) |
| Owner | Company Name on File |
| Last Sale | $400,000 (Mar 2011) |
| Tax Bill | $4,856 (2025) |
| Flood Zone | Zone A (high risk) |
| APN | 380-051-009-5 |
| Primary APN | 380-051-009-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,577 sqft Living Area |
| 1st Floor Area | 1,577 sqft |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1955 |
| Lot Area | 12,000 sqft (0.276 acres) |
| Street Address | 111 ARTHUR RD |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2205 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | HIRSHFIELD TRACT LOT 4 |
| Legal Subdivision | HIRSHFIELD |
| Legal Lot Number | 4 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 320001 |
Source: Contra Costa County records · APN 380-051-009-5
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 | Company Name on File |
|---|---|
| Mailing Address | 3260 BROOKSIDE DR, MARTINEZ, CA 94553-3959 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 01, 2011 · Amount on Record |
| Deed Sale | Mar 01, 2011 · Amount on Record |
| Deed Document Number | 201144698 |
| Last Transfer Date | Jun 09, 2011 |
| Transfer Doc | 0000119500 |
| Record Updated | Sep 20, 2026 |
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 | $326,685 (+2%) Land $196,013 Building $130,672 | |
| 2025 | $4,856.00 (+7.48%) | $320,280 (+4.04%) Land $192,170 Building $128,110 |
| 2023 | $4,518.00 (+3.1%) | $307,845 Land $184,708 Building $123,137 |
| 2022 | $4,382.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133200012, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone A |
|---|---|
| Special Flood Hazard Area | Yes |
| Flood Hazard | High |
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Not determined for this zone |
| Flood Insurance Requirement | Required (federally backed mortgages) |
| Flood Insurance Cost | Premium on Record median of 22 individual NFIP policies nearby |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 22 in force 8 of 22 on primary residences |
| Nearby Flood Claims | 11 (1986–2022) |
| Claims Outside the SFHA | 2 of 11 |
| Most Recent Claim | Dec 2022, rainfall accumulation, Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Flood Events |
|
| 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; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
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