Sonoma County property record for 20235 River Blvd, Monte Rio, CA 95462
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 4 ba · 3,090 sqft · built 1971 |
| Lot Size | 0.184 acres (8,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $415,000 (Jul 2011) |
| Tax Bill | $6,351 (2025) |
| Deeds & Mortgages | Jul 2017 Line of Credit |
| Flood Zone | Zone AE (high risk) |
| APN | 095-242-005-000 |
| Primary APN | 095-242-005-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 3 Rooms |
| Stories | 2 Stories |
| Building Area | 3,090 sqft Living Area |
| 1st Floor Area | 1,731 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 8,000 sqft (0.184 acres) |
| Garage Area | 624 sqft |
| Cooling System | HVAC |
|---|
| Old Parcel Number | 095-242-005 |
|---|---|
| Street Address | 20235 RIVER BLVD |
| City | MONTE RIO |
| State | CA |
| Zip | 95462-9709 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR1 |
| Legal Description | 90 FM 95-242-01 CW 02 VM 89123482 |
| Legal Subdivision | SUB OF EAST MONTE RIO ADDITION #1 |
| Legal Block | 3 |
| Legal Lot Number | 15,16 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | RUSSIAN RIVER-SONOMA COAST |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 153708 |
20235 River Blvd is owned and occupied by two individuals who bought it in July 2011.
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 File |
|---|---|
| Mailing Address | 20235 RIVER BLVD, MONTE RIO, CA 95462-9709 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 15, 2011 · Amount on File |
| Deed Sale | Jul 15, 2011 · Amount on File |
| Prior Sale | Jul 15, 2011 · Amount on File |
| Deed Document Number | 201159811 |
| Prior Transfer Date | Jun 29, 2011 |
| Prior Transfer Doc | 0000059810 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 20235 RIVER BLVD, MONTE RIO, CA 95462-9709 |
| Transaction Type | Mortgage |
| Record Updated | Jul 25, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0000054527 |
|---|---|
| Date | Jul 14, 2017 |
| Instrument | 2017054527 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
The 2025 property tax bill for 20235 River Blvd was $6,351 with a homeowner's exemption.
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Secondary School District | West Sonoma County Union High School District (09 - 12) |
| Elementary School District | Monte Rio Union Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $531,674 (+2%) Land $89,676 Building $441,998 | |
| 2025 | $6,351.00 Homeowner's exemption | $521,250 Land $87,918 Building $433,332 |
| 2023 | $6,095.00 (+2.04%) Homeowner's exemption | $501,011 Land $84,505 Building $416,506 |
| 2022 | $5,973.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 20235 River Blvd in Zone AE, a high-risk flood area within the regulatory floodway; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective February 15, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | Yes |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 64 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 64 in force |
| Nearby Flood Claims | 47 (1995–2025) |
| Most Recent Claim | Feb 2025 · river or lake flooding |
| Claims by Event |
|
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 20235 River Blvd is low, with a 0.05% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 64% of the US · lower than 78% of California |
|---|---|
| Wildfire Likelihood | 0.05% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | SWEETWATER SPRINGS CWD - MONTE RIO serves 3,531 people · EPA ID CA4910028 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2021 |
| Lead | Under 1 ppb (2023–2025) 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 128 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
5G and 4G LTE (outdoors only)
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