Sonoma County property record for 15863 Old River Rd, Guerneville, CA 95446
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 3 ba · 918 sqft · built 2014 |
| Lot Size | 0.184 acres (8,000 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $605,000 (Jul 2022) |
| Tax Bill | $10,087 (2025) |
| Deeds & Mortgages | Jul 2022 Sale & Mortgage Jan 2018 Loan Modification |
| Flood Zone | Zone AE (high risk) |
| APN | 070-090-035-000 |
| Primary APN | 070-090-035-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 918 sqft Living Area |
| 1st Floor Area | 918 sqft |
| Basement Area | 600 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2014 |
|---|---|
| Effective Year Built | Effective 2015 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 8,000 sqft (0.184 acres) |
| Heating System | Central |
|---|
| Old Parcel Number | 070-090-035 |
|---|---|
| Street Address | 15863 OLD RIVER RD |
| City | GUERNEVILLE |
| State | CA |
| Zip | 95446-7904 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 91 FM 70-090-08 CW 09 NM 90084529 |
| Legal Block | 2 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | RUSSIAN RIVER-SONOMA COAST |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 153710 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 2719 CHUCK, ROCKLIN, CA 95765 |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jul 19, 2022 | Grant Deed, Transfer · Conventional Mortgage SYNERGY ONE LENDING |
| Jan 19, 2018 | Loan Modification, Mortgage · Conventional Mortgage FOREST & LYNN TARDIBUONO |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 19, 2022 · Amount on Record |
| Deed Sale | Jul 19, 2022 · Amount on Record |
| Prior Sale | Feb 22, 2008 |
| Deed Document Number | 202249026 |
| Prior Transfer Date | Dec 20, 2007 |
| Prior Transfer Doc | 0000000570 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Jul 19, 2022 |
| Property Address | 15863 OLD RIVER RD, GUERNEVILLE, CA 95446-7904 |
| Document Number | 0000049026 |
| Instrument Date | Jul 18, 2022 |
| Instrument | 2022049026 |
| Transaction Type | Transfer |
| Record Updated | Aug 2, 2022 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $665.50 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2719 CHUCKWAGON LN, ROCKLIN, CA 95765-5689 |
| Document Number | 0000049027 |
|---|---|
| Date | Jul 19, 2022 |
| Instrument | 2022049027 |
| Name | SYNERGY ONE LENDING |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 1, 2052 |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 15863 OLD RIVER RD, GUERNEVILLE, CA 95446-7904 |
| Document Number | 0000005758 |
| Instrument Date | Jan 19, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Feb 15, 2018 |
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 15863 OLD RIVER RD GUEMEVILLE CA, GUEMEVILLE, CA |
| Document Number | 0000005758 |
|---|---|
| Date | Jan 26, 2018 |
| Instrument | 5758 |
| Name | FOREST & LYNN TARDIBUONO |
|---|---|
| Address | 800 MENDOCINO AVE # 2, SANTA ROSA, CA 95401-4823 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 12 Months |
| Due | Jan 25, 2019 |
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 | Guerneville Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $642,030 (+2%) Land $212,241 Building $429,789 | |
| 2025 | $10,087.00 (+6.89%) | $629,442 (+4.04%) Land $208,080 Building $421,362 |
| 2023 | $9,437.00 (+54.96%) | $605,000 Land $200,000 Building $405,000 |
| 2022 | $6,090.00 |
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 AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 54 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 54 in force |
| Nearby Flood Claims | 18 (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.
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 | 0.04% 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 - GUERNEVILLE serves 5,156 people · EPA ID CA4910004 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2022 |
| 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 254 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
May also be available: Verizon.
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