Contra Costa County property record for 129 Sundance Pl, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,958 sqft · built 2001 |
| Lot Size | 0.179 acres (7,800 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $975,000 (Apr 2023) |
| Tax Bill | $12,569 (2025) |
| Deeds & Mortgages | Apr 2023 Sale & Mortgage Nov 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 161-100-043-9 |
| Primary APN | 161-100-043-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,958 sqft Living Area |
| 1st Floor Area | 1,055 sqft |
| 2nd Floor Area | 903 sqft |
| Year Built | Built 2001 |
|---|---|
| Effective Year Built | Effective 2001 |
| Lot Area | 7,800 sqft (0.179 acres) |
| Garage Type | Attached |
| Garage Area | 427 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 129 SUNDANCE PL |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6857 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8241 L14 |
| Legal Subdivision | SUBDIVISION 8241 |
| Legal Tract | 8241 |
| Legal Lot Number | 14 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 320004 |
129 Sundance Pl is owned by two individuals who bought it in April 2023.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 370 MILL RD, MARTINEZ, CA 94553-4171 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Apr 19, 2023 | Grant Deed, Transfer · Conventional Mortgage CROSSCOUNTRY MORTGAGE LLC |
| Nov 3, 2021 | Intrafamily Transfer, Transfer |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 19, 2023 · Amount on File |
| Deed Sale | Apr 19, 2023 · Amount on File |
| Prior Sale | Apr 10, 2013 · Amount on File |
| Deed Document Number | 202336132 |
| Prior Transfer Date | Nov 1, 2021 |
| Prior Transfer Doc | 0000306604 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 19, 2023 |
| Property Address | 129 SUNDANCE PL, MARTINEZ, CA 94553-6857 |
| Document Number | 0000036132 |
| Map Reference | MB 419 PG 45 |
| Instrument Date | Apr 14, 2023 |
| Instrument | 2023-036132 |
| Transaction Type | Transfer |
| Record Updated | Apr 28, 2023 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 370 MILL RD, MARTINEZ, CA 94553-4171 |
| Document Number | 0000036133 |
|---|---|
| Date | Apr 19, 2023 |
| Instrument | 2023-036133 |
| Name | CROSSCOUNTRY MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | May 1, 2053 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 3, 2021 |
| Property Address | 129 SUNDANCE PL, MARTINEZ, CA 94553-6857 |
| Document Number | 0000306604 |
| Map Reference | MB 419 PG 45 |
| Instrument Date | Nov 1, 2021 |
| Instrument | 2021-306604 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 129 SUNDANCE PL, MARTINEZ, CA 94553-6857 |
| Investor | Possibly a Property Investor |
The 2025 property tax bill for 129 Sundance Pl was $12,569.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,034,677 (+2%) Land $610,194 Building $424,483 | |
| 2025 | $12,569.00 | $1,014,390 Land $598,230 Building $416,160 |
| 2023 | $8,135.00 (+1.66%) | $627,302 Land $224,879 Building $402,423 |
| 2022 | $8,002.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 129 Sundance Pl in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 129 Sundance Pl is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 528 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Fiber · Cable in parts of the area | 1,500 / 1,500 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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