Sonoma County property record for 21 Alma Ct, Petaluma, CA 94952
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2 ba · 1,607 sqft · built 1958 |
| Lot Size | 0.165 acres (7,200 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $8,248 (2025) |
| Deeds & Mortgages | Apr 2021 Mortgage Mar 2017 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 007-022-057-000 |
| Primary APN | 007-022-057-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,607 sqft Living Area |
| Gross Area | 1,859 sqft |
| 1st Floor Area | 1,607 sqft |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Custom Design |
| Exterior Material | Wood Siding |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 7,200 sqft (0.165 acres) |
| Garage Type | Attached |
| Garage Area | 252 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | HVAC |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Old Parcel Number | 007-022-057 |
|---|---|
| Street Address | 21 ALMA CT |
| City | PETALUMA |
| State | CA |
| Zip | 94952-3374 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYPE |
| Legal Description | 81 FM 7-022-56 CW PT 31 & PT TO 58 PM 164 |
| Legal Subdivision | PARCEL MAP #164 |
| Legal Block | 2 |
| Legal Lot Number | 1 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 150901 |
21 Alma Ct is owned and occupied by two individuals who acquired it in April 2021.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 21 ALMA CT, PETALUMA, CA 94952-3374 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Apr 19, 2021 | Intrafamily Transfer, Transfer · FHA Mortgage CARDINAL FINANCIAL COMPANY LP |
| Mar 27, 2017 | Grant Deed, Transfer · FHA Mortgage CARDINAL FINANCIAL COMPANY LP |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 19, 2021 |
| Deed Sale | Apr 19, 2021 |
| Prior Sale | Mar 27, 2017 · Amount on File |
| Deed Document Number | 202147933 |
| Prior Transfer Date | Apr 7, 2004 |
| Prior Transfer Doc | 0000052694 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Apr 19, 2021 |
| Property Address | 21 ALMA CT, PETALUMA, CA 94952-3374 |
| Document Number | 0000047933 |
| Map Reference | MB 310 PG 28 |
| Instrument Date | Mar 22, 2021 |
| Instrument | 2021047933 |
| Transaction Type | Transfer |
| Record Updated | May 10, 2021 |
| Title Company | ADVANTAGE TITLE LLC |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 21 ALMA CT, PETALUMA, CA 94952-3374 |
| Document Number | 0000047934 |
|---|---|
| Date | Apr 19, 2021 |
| Instrument | 2021047934 |
| Name | CARDINAL FINANCIAL COMPANY LP |
|---|---|
| Type | Mortgage Company |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Apr 1, 2051 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Mar 27, 2017 |
| Property Address | 21 ALMA CT, PETALUMA, CA 94952-3374 |
| Document Number | 0000023477 |
| Map Reference | MAP310 PG28 |
| Instrument Date | Mar 6, 2017 |
| Instrument | 2017023477 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Calculated from Transfer Tax |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 726 JEFFERSON ST, PETALUMA, CA 94952-3312 |
| Document Number | 0000023478 |
|---|---|
| Date | Mar 27, 2017 |
| Instrument | 2017023478 |
| Name | CARDINAL FINANCIAL COMPANY LP |
|---|---|
| Type | Mortgage Company |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2047 |
The 2025 property tax bill for 21 Alma Ct was $8,248.
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 | $723,293 (+2%) Land $289,434 Building $433,859 | |
| 2025 | $8,248.00 | $709,111 Land $283,759 Building $425,352 |
| 2023 | $7,510.00 (+0.86%) | $681,578 Land $272,742 Building $408,836 |
| 2022 | $7,446.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 21 Alma Ct in Zone X, an area of minimal flood risk, though there have been 45 flood claims nearby since 1982.
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 | 7 in force |
| Nearby Flood Claims | 45 (1982–2010) |
| Claims Outside the SFHA | 2 of 45 |
| Most Recent Claim | Jan 2010 · rainfall accumulation |
| 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 21 Alma Ct is low, with less than 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 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 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 545 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 |
May also be available: T-Mobile.
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