Sonoma County property record for 21851 Monte Vista Ter, Monte Rio, CA 95462
| Property Type | Residential Vacant Land |
|---|---|
| Lot Size | 0.191 acres (8,320 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $29,000 (Mar 2022) |
| Tax Bill | $604 (2025) |
| Deeds & Mortgages | Mar 2022 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 095-036-006-000 |
| Primary APN | 095-036-006-000 |
|---|---|
| Alternative APN |
|
| Lot Area | 8,320 sqft (0.191 acres) |
|---|
| Old Parcel Number | 095-036-006 |
|---|---|
| Street Address | 21851 MONTE VISTA TER |
| City | MONTE RIO |
| State | CA |
| Zip | 95462-9600 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Local Zoning Code | RR1 |
| Legal Description | 80 5-12-80 TAX SALE |
| Legal Subdivision | MAP OF MESA GRANDE ADDITION #1 |
| Legal Block | 4 |
| Legal Lot Number | 35,36 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | RUSSIAN RIVER-SONOMA COAST |
| Census Block Group | 4 |
| Census Block | 4014 |
| Census Tract | 153708 |
21851 Monte Vista Ter, residential vacant land, is owned by two individuals who bought it in March 2022.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 55 RED ROCK WAY, 309O, SAN FRANCISCO, CA 94131-1720 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 15, 2022 · Amount on File |
| Deed Sale | Mar 15, 2022 · Amount on File |
| Prior Sale | Mar 7, 2007 · Amount on File |
| Deed Document Number | 202218713 |
| Prior Transfer Date | Sep 7, 2001 |
| Prior Transfer Doc | 0000127182 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Mar 15, 2022 |
| Property Address | 21851 MONTE VISTA TER, MONTE RIO, CA 95462-9600 |
| Document Number | 0000018713 |
| Map Reference | LB 19 PG 5 |
| Instrument Date | Mar 9, 2022 |
| Instrument | 2022018713 |
| Transaction Type | Transfer |
| Record Updated | Mar 30, 2022 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Tax | $31.90 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 55 RED ROCK WAY # 309, 309, SAN FRANCISCO, CA 94131-1763 |
The 2025 property tax bill for 21851 Monte Vista Ter was $604.
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 | $31,389 (+2%) Land $31,389 | |
| 2025 | $604.00 | $30,774 Land $30,774 |
| 2023 | $601.00 (+35.97%) | $29,580 Land $29,580 |
| 2022 | $442.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 21851 Monte Vista Ter in Zone X, an area of minimal flood risk, though there have been 7 flood claims nearby since 2005.
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 |
| Flood Insurance Cost | Premium on File median of 26 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 26 in force |
| Nearby Flood Claims | 7 (2005–2025) |
| 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 21851 Monte Vista Ter is moderate, ranking above 45% of the US, with a 0.09% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 45% of the US · lower than 73% of California |
|---|---|
| Wildfire Likelihood | 0.09% 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 | 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 110 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| Starlink Satellite | 280 / 30 |
5G and 4G LTE (outdoors only)
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