Sonoma County property record for 631 I St, Petaluma, CA 94952
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,915 sqft · built 1927 |
| Lot Size | 0.109 acres (4,750 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $475,000 (May 2010) |
| Tax Bill | $7,160 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 008-231-011-000 |
| Primary APN | 008-231-011-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 4 Rooms |
| Stories | 2 Stories |
| Building Area | 1,915 sqft Living Area |
| Gross Area | 2,230 sqft |
| 1st Floor Area | 1,049 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1927 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 4,750 sqft (0.109 acres) |
| Garage Type | Attached |
| Garage Area | 315 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | None |
|---|
| Old Parcel Number | 008-231-011 |
|---|---|
| Street Address | 631 I ST |
| City | PETALUMA |
| State | CA |
| Zip | 94952-4904 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYPE |
| Legal Description | LOT 8 RAYMOND HEIGHTS |
| Legal Subdivision | RAYMOND HEIGHTS |
| Legal Block | 4 |
| Legal Lot Number | 8 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 4 |
| Census Block | 4001 |
| Census Tract | 150702 |
631 I St is owned and occupied by two individuals who acquired it in July 2015.
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 631 I ST, PETALUMA, CA 94952-4904 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 7, 2010 · Amount on File |
| Deed Sale | May 7, 2010 · Amount on File |
| Prior Sale | Feb 28, 2006 · Amount on File |
| Deed Document Number | 201038343 |
| Last Transfer Date | Jul 7, 2015 |
| Transfer Doc | 0000063333 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 631 I St was $7,160.
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 | $625,387 (+2%) Land $230,402 Building $394,985 | |
| 2025 | $7,160.00 | $613,126 Land $225,885 Building $387,241 |
| 2023 | $6,510.00 (+0.85%) | $589,319 Land $217,114 Building $372,205 |
| 2022 | $6,455.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 631 I St in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1978.
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 | 1 in force |
| Nearby Flood Claims | 3 (1978–1980) |
| Most Recent Claim | Feb 1980 · rainfall accumulation |
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 631 I St is low, with a 0.01% annual chance of wildfire.
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 724 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: Astound Broadband, T-Mobile.
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