Sonoma County property record for 742 Istvan Rd, Sonoma, CA 95476
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,310 sqft · built 1987 |
| Lot Size | 0.137 acres (5,978 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $225,000 (Jul 1989) |
| Tax Bill | $6,588 (2025) |
| Deeds & Mortgages | Nov 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 127-440-025-000 |
| Primary APN | 127-440-025-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,310 sqft Living Area |
| 1st Floor Area | 1,310 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,978 sqft (0.137 acres) |
| Garage Area | 510 sqft |
| Cooling System | HVAC |
|---|
| Old Parcel Number | 127-440-025 |
|---|---|
| Street Address | 742 ISTVAN RD |
| City | SONOMA |
| State | CA |
| Zip | 95476-4638 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1B8FRZN |
| Legal Description | LOT 6 SUNSHINE VALLEY SUB |
| Legal Subdivision | SUNSHINE VALLEY SUB |
| Legal Block | 2 |
| Legal Lot Number | 6 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 150205 |
Source: Sonoma County records, as of September 1, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 742 ISTVAN RD, SONOMA, CA 95476-4638 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 13, 1989 · Amount on Record |
| Deed Sale | Jul 13, 1989 · Amount on Record |
| Deed Document Number | 198964383 |
| Last Transfer Date | Apr 25, 2006 |
| Transfer Doc | 0000054188 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 742 ISTVAN RD, SONOMA, CA 95476-4638 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 742 ISTVAN RD, SONOMA, CA 95476-4638 |
| Document Number | 0000105230 |
|---|---|
| Date | Nov 10, 2020 |
| Instrument | 2020105230 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Nov 1, 2050 |
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $422,218 (+2%) Land $187,650 Building $234,568 | |
| 2025 | $6,588.00 (+7.16%) Homeowner's exemption | $413,940 (+4.04%) Land $183,971 Building $229,969 |
| 2023 | $6,148.00 (-0.93%) Homeowner's exemption | $397,868 Land $176,828 Building $221,040 |
| 2022 | $6,206.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective February 15, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 3 in force |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 46% of the US · lower than 72% of California |
|---|---|
| Wildfire Likelihood | 0.08% annual chance |
| Exposure | Direct burnable vegetation |
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 | VALLEY OF THE MOON WATER DISTRICT serves 23,140 people · EPA ID CA4910013 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2022 |
| Lead | Under 1 ppb (2024–2026) 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 477 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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