Sonoma County property record for 100 5th St, Petaluma, CA 94952
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,766 sqft · built 1890 |
| Lot Size | 0.096 acres (4,200 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,125,000 (Sep 2025) |
| Tax Bill | $13,099 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 008-104-008-000 |
| Primary APN | 008-104-008-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,766 sqft Living Area |
| 1st Floor Area | 1,107 sqft |
| Year Built | Built 1890 |
|---|---|
| Effective Year Built | Effective 1890 |
| Exterior Material | Wood Siding |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 4,200 sqft (0.096 acres) |
| Cooling System | None |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Old Parcel Number | 008-104-008 |
|---|---|
| Street Address | 100 5TH ST |
| City | PETALUMA |
| State | CA |
| Zip | 94952-3009 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYPE |
| Legal Subdivision | OFFICIAL MAP OF THE CITY OF PETALUMA |
| Legal Block | 3 |
| Legal Lot Number | 116 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 3 |
| Census Block | 3036 |
| Census Tract | 150701 |
Source: Sonoma County records, as of September 1, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 55 RANCH RD, SAN RAFAEL, CA 94903-3842 |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 15, 2025 · Amount on Record |
| Deed Sale | Sep 15, 2025 · Amount on Record |
| Prior Sale | Mar 31, 2011 · Amount on Record |
| Deed Document Number | 202544079 |
| Prior Transfer Date | Feb 24, 2011 |
| Prior Transfer Doc | 0000029018 |
| Record Updated | Oct 29, 2026 |
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Petaluma City |
| Elementary School District | Petaluma City Elementary School District (KG - 06) |
| Secondary School District | Petaluma Joint Union High School District (07 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,125,000 (-1.25%) Land $450,000 Building $675,000 | |
| 2025 | $13,099.00 (+523.76%) | $1,139,238 (+530.25%) Land $410,958 Building $728,280 |
| 2023 | $2,100.00 (+0.82%) | $180,761 Land $24,404 Building $156,357 |
| 2022 | $2,083.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 6 (20% premium discount) |
| Nearby Flood Policies | 43 units insured incl. 37 condo units |
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 | 0.01% annual chance |
| Exposure | None beyond ember reach |
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 | CITY OF PETALUMA serves 61,427 people · EPA ID CA4910006 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2024 |
| Lead | Under 1 ppb (2021–2023) 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 432 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
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