Sonoma County property record for 503 Larch Dr, Petaluma, CA 94952
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,620 sqft · built 1971 |
| Lot Size | 0.209 acres (9,100 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $4,303 (2025) |
| Deeds & Mortgages | Aug 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 006-554-001-000 |
| Primary APN | 006-554-001-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 3 Rooms |
| Stories | 2 Stories |
| Building Area | 2,620 sqft Living Area |
| 1st Floor Area | 1,876 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1971 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 9,100 sqft (0.209 acres) |
| Garage Area | 700 sqft |
| Cooling System | HVAC |
|---|
| Old Parcel Number | 006-554-001 |
|---|---|
| Street Address | 503 LARCH DR |
| City | PETALUMA |
| State | CA |
| Zip | 94952-2015 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYPE |
| Legal Subdivision | CADER SUBDIVISION #4 |
| Legal Block | 3 |
| Legal Lot Number | 10 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 150902 |
503 Larch Dr is owner-occupied and held in a trust since August 2021.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 503 LARCH DR, PETALUMA, CA 94952-2015 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 | Aug 25, 2021 |
| Transfer Doc | 0000098736 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Aug 31, 2021 |
| Property Address | 503 LARCH DR, PETALUMA, CA 94952-2015 |
| Document Number | 0000098736 |
| Map Reference | MB 103 PG 32-35 |
| Instrument Date | Aug 25, 2021 |
| Instrument | 2021098736 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 503 LARCH DR, PETALUMA, CA 94952-2015 |
The 2025 property tax bill for 503 Larch Dr was $4,303 with a homeowner's exemption.
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 | $374,469 (+2%) Land $87,074 Building $287,395 | |
| 2025 | $4,303.00 Homeowner's exemption | $367,127 Land $85,367 Building $281,760 |
| 2023 | $3,882.00 (+0.88%) Homeowner's exemption | $352,873 Land $82,053 Building $270,820 |
| 2022 | $3,848.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 503 Larch Dr in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1996.
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 |
| Nearby Flood Claims | 3 (1996–2019) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Feb 2019 · other causes |
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 503 Larch Dr is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 94% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | 0.02% 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 | 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 402 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 in parts of the area | 100 / 20 |
May also be available: T-Mobile.
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