Sonoma County property record for 20220 Alder Rd, Monte Rio, CA 95462
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,857 sqft · built 1961 |
| Lot Size | 0.31 acres (13,500 sqft) |
| Owner | Company Name on File |
| Tax Bill | $4,112 (2025) |
| Deeds & Mortgages | Feb 2021 Transfer |
| Flood Zone | Zone AE (high risk) |
| APN | 095-242-004-000 |
| Primary APN | 095-242-004-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,857 sqft Living Area |
| Gross Area | 2,495 sqft |
| 1st Floor Area | 1,857 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1980 |
| Construction Type | Wood |
| Lot Area | 13,500 sqft (0.31 acres) |
| Garage Type | Attached |
| Garage Area | 638 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Central |
| Old Parcel Number | 095-242-004 |
|---|---|
| Street Address | 20220 ALDER RD |
| City | MONTE RIO |
| State | CA |
| Zip | 95462-9787 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR1 |
| Legal Description | 75 FORM 095-242-03 C/W 95-233-31 M/D |
| Legal Subdivision | STARRETT SUBDIVISION TRACT #51 |
| Legal Block | 3 |
| Legal Lot Number | 56 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | RUSSIAN RIVER-SONOMA COAST |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 153708 |
20220 Alder Rd is owned by a company that acquired it in October 2006.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1220 ENOS AVE, SEBASTOPOL, CA 95472-4454 |
| Owner Type | Company |
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 | Name on Deed |
|---|---|
| Last Transfer Date | Oct 31, 2006 |
| Transfer Doc | 0000140896 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Feb 11, 2021 |
| Property Address | 20220 ALDER RD, MONTE RIO, CA 95462-9787 |
| Document Number | 0000016957 |
| Instrument Date | Feb 11, 2021 |
| Instrument | 2021016957 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1220 ENOS AVE, SEBASTOPOL, CA 95472-4454 |
The 2025 property tax bill for 20220 Alder Rd was $4,112.
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 | $318,379 (+2%) Land $96,673 Building $221,706 | |
| 2025 | $4,112.00 | $312,137 Land $94,778 Building $217,359 |
| 2023 | $3,943.00 (+2.02%) | $300,019 Land $91,099 Building $208,920 |
| 2022 | $3,865.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 20220 Alder Rd 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 20220 Alder Rd 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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