Contra Costa County property record for 901 Mariposa Ave, Rodeo, CA 94572
| Property Type | Religious, Church, Worship (Synagogue, Temple, Parsonage) |
|---|---|
| Details | 3,200 sqft · built 1949 |
| Lot Size | 0.359 acres (15,625 sqft) |
| Owner | Company Name on File |
| Tax Bill | $1,096 (2025) |
| Deeds & Mortgages | Nov 2025 Mortgage Jan 2024 Construction Loan + 1 more |
| Flood Zone | Zone X (moderate risk) |
| APN | 357-193-011-8 |
| Primary APN | 357-193-011-8 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 3,200 sqft Gross Area |
| 1st Floor Area | 3,200 sqft |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1950 |
| Lot Area | 15,625 sqft (0.359 acres) |
| Street Address | 901 MARIPOSA AVE |
|---|---|
| City | RODEO |
| State | CA |
| Zip | 94572-1316 |
| Property Category | Other |
| Property Type | Other > Religious, Church, Worship (Synagogue, Temple, Parsonage) |
| Local Zoning Code | P1 |
| Legal Description | TOWN OF RODEO LTS 15 THRU 19 BLK 27E |
| Legal Subdivision | RODEO |
| Legal Block | 27E |
| Legal Lot Number | 15-19 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4008 |
| Census Tract | 358000 |
901 Mariposa Ave is owned by a company that acquired it in February 2000.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 901 MARIPOSA AVE, RODEO, CA 94572-1316 |
| Owner Type | Company |
| Vesting | Company |
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 |
|---|---|
| Nov 19, 2025 | Deed of Trust, Mortgage · Commercial Mortgage THE DEREK & BRETTE GENZEL-DERMAN REVOCAB |
| Jan 18, 2024 | Deed of Trust, Mortgage · Construction Mortgage GENZEL DERMAN TRUST |
| Jan 20, 2023 | Deed of Trust, Mortgage · Stand-Alone Second Mortgage GENZEL DERMAN TRUST |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Feb 1, 2000 |
| Transfer Doc | 0000034331 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 901 MARIPOSA AVE, RODEO, CA 94572-1316 |
| Transaction Type | Mortgage |
| Record Updated | Dec 2, 2025 |
| Title Company | LAWYERS TITLE |
| Name | Verified Name |
|---|---|
| Address | 901 MARIPOSA AVE, RODEO, CA 94572-1316 |
| Document Number | 0000129921 |
|---|---|
| Date | Nov 19, 2025 |
| Instrument | 2025- 129921 |
| Name | THE DEREK & BRETTE GENZEL-DERMAN REVOCAB |
|---|---|
| Type | Private Party |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 12 Months |
| Due | Nov 11, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 901 MARIPOSA AVE, RODEO, CA 94572-1316 |
| Transaction Type | Mortgage |
| Record Updated | Jan 29, 2024 |
| Title Company | LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 901 MARIPOSA AVE, RODEO, CA 94572-1316 |
| Document Number | 0000005288 |
|---|---|
| Date | Jan 18, 2024 |
| Instrument | 2024-005288 |
| Name | GENZEL DERMAN TRUST |
|---|---|
| Type | Private Party |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 901 MARIPOSA AVE, RODEO, CA 94572-1316 |
| Transaction Type | Mortgage |
| Record Updated | Jan 30, 2023 |
| Title Company | LAWYERS TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 901 MARIPOSA AVE, RODEO, CA 94572-1316 |
| Document Number | 0000005225 |
|---|---|
| Date | Jan 20, 2023 |
| Instrument | 2023-005225 |
| Name | GENZEL DERMAN TRUST |
|---|---|
| Type | Non-Lending Institution |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount on Record |
The 2025 property tax bill for 901 Mariposa Ave was $1,096 with an additional exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | John Swett Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $123,619 (+2%) Land $37,641 Building $85,978 | |
| 2025 | $1,096.00 Additional exemption filed | $121,196 Land $36,903 Building $84,293 |
| 2023 | $1,686.00 (+8.63%) Additional exemption filed | $116,492 Land $35,471 Building $81,021 |
| 2022 | $1,552.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 901 Mariposa Ave in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 53 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 53 in force |
| Nearby Flood Claims | 4 (1998–2014) |
| Most Recent Claim | Dec 2014 · rainfall accumulation |
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.
Wildfire risk around 901 Mariposa Ave is low, with 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 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 740 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile, Unwired.
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