Contra Costa County property record for 321 Tierney Pl, Martinez, CA 94553 · Last verified July 2026
| Property Type | Condominium |
|---|---|
| Details | 4 bd · 3.5 ba · 2,073 sqft · built 2016 |
| Lot Size | 0.023 acres (987 sqft) |
| Owner | Individual Name on File |
| Last Sale | $610,000 (Sep 2017) |
| Tax Bill | $8,968 (2025) |
| Deeds & Mortgages | Aug 2021 Mortgage Sep 2017 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 161-590-018-8 |
| Primary APN | 161-590-018-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,073 sqft Living Area |
| 1st Floor Area | 790 sqft |
| 2nd Floor Area | 892 sqft |
| Basement Area | 391 sqft |
| Year Built | Built 2016 |
|---|---|
| Effective Year Built | Effective 2017 |
| Architectural Style | Condo/Apartment |
| Lot Area | 987 sqft (0.023 acres) |
| Garage Type | Attached |
| Garage Area | 474 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 321 TIERNEY PL |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-4435 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Legal Description | T9025 L1 B6 U18 |
| Legal Subdivision | VILLAGE/ARNOLD SUB 9025 |
| Legal Tract | 9025 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4014 |
| Census Tract | 320004 |
Source: Contra Costa County records · APN 161-590-018-8
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 | 321 TIERNEY PL, MARTINEZ, CA 94553-4435 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Aug 12, 2021 | Deed of Trust, Mortgage · Conventional Mortgage FREEDOM MORTGAGE CORP |
| Sep 29, 2017 | Grant Deed, Transfer · FHA Mortgage AMERICAN PACIFIC MORTGAGE |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Sep 29, 2017 · Amount on Record |
| Deed Sale | Sep 29, 2017 · Amount on Record |
| Deed Document Number | 2017179109 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 321 TIERNEY PL, MARTINEZ, CA 94553-4435 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | TITLE CONNECT INC |
| Name | Verified Name |
|---|---|
| Address | 321 TIERNEY PL, MARTINEZ, CA 94553-4435 |
| Document Number | 0000224561 |
|---|---|
| Date | Aug 12, 2021 |
| Instrument | 2021-224561 |
| Name | FREEDOM MORTGAGE CORP |
|---|---|
| Type | Subprime Lender |
| Address | BOCA RATON, FL 33431 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 315 Months |
| Due | Nov 01, 2047 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 29, 2017 |
| Property Address | 321 TIERNEY PL, MARTINEZ, CA 94553-4435 |
| Document Number | 0000179109 |
| Map Reference | MB521 PG29-32 |
| Instrument Date | Sep 25, 2017 |
| Instrument | 2017-179109 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | OLD REPUBLIC TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 321 TIERNEY PL, MARTINEZ, CA 94553-4435 |
| Document Number | 0000179111 |
|---|---|
| Date | Sep 29, 2017 |
| Instrument | 2017-179111 |
| Name | AMERICAN PACIFIC MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 01, 2047 |
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 | Mount Diablo 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 | $707,719 (+2%) Land $371,386 Building $336,333 | |
| 2025 | $8,968.00 (+4.63%) | $693,843 (+4.04%) Land $364,104 Building $329,739 |
| 2023 | $8,571.00 (+1.61%) | $666,902 Land $349,966 Building $316,936 |
| 2022 | $8,435.00 |
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 |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | 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.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 334 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Radiate Holdings, AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
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