Contra Costa County property record for 231 Cottage Ave, Richmond, CA 94801
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,264 sqft · built 1918 |
| Lot Size | 0.074 acres (3,200 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $1,948 (2025) |
| Deeds & Mortgages | May 2026 Transfer Jul 2026 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 558-293-010-2 |
| Primary APN | 558-293-010-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,264 sqft Living Area |
| 1st Floor Area | 1,264 sqft |
| Basement Area | 700 sqft |
| Year Built | Built 1918 |
|---|---|
| Effective Year Built | Effective 1918 |
| Lot Area | 3,200 sqft (0.074 acres) |
| Garage Type | Attached |
| Garage Area | 484 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 231 COTTAGE AVE |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94801-3848 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RMD |
| Legal Description | TOWN OF RICHMOND #1 POR LOTS 14 TO 16 BLK 9 |
| Legal Subdivision | RICHMOND |
| Legal Block | 9 |
| Legal Lot Number | 14-16 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1061 |
| Census Tract | 378000 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Point Richmond Historic District listed 1979 · 339 contributing resources · NRIS 79000472 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
231 Cottage Ave is owned by a company that acquired it in November 2025.
Source: Contra Costa County records, as of July 27, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 50 MOUNT WHITNEY DR, SAN RAFAEL, CA 94903-1037 |
| Owner Type | Company |
| Vesting | Life Tenant |
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 |
|---|---|
| May 28, 2026 | Affidavit of Death of Trustee, Transfer |
| Jul 20, 2026 | Quit Claim Deed, Transfer NONE LISTED ON DOCUMENT |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Nov 17, 2025 |
| Transfer Doc | 0000076093 |
| Record Updated | Sep 20, 2026 |
| Document Type | Affidavit of Death of Trustee |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | May 28, 2026 |
| Property Address | 231 COTTAGE AVE, RICHMOND, CA 94801-3848 |
| Document Number | 0000055368 |
| Instrument Date | May 22, 2026 |
| Instrument | 202655368 |
| Transaction Type | Transfer |
| Record Updated | Aug 29, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Life Tenant |
| Address | 50 MOUNT WHITNEY DR, SAN RAFAEL, CA 94903-1037 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 20, 2026 |
| Property Address | 231 COTTAGE AVE, RICHMOND, CA 94801-3848 |
| Document Number | 0000076093 |
| Instrument Date | Nov 17, 2025 |
| Instrument | 202676093 |
| Transaction Type | Transfer |
| Record Updated | Aug 31, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 50 MOUNT WHITNEY DR, SAN RAFAEL, CA 94903-1037 |
The 2025 property tax bill for 231 Cottage Ave was $1,948.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Richmond City |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $45,277 (+2%) Land $19,219 Building $26,058 | |
| 2025 | $1,948.00 Homeowner's exemption | $44,391 Land $18,843 Building $25,548 |
| 2023 | $1,922.00 (+4.4%) Homeowner's exemption | $42,669 Land $18,112 Building $24,557 |
| 2022 | $1,841.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 231 Cottage Ave in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1983.
Source: FEMA National Flood Hazard Layer, effective October 12, 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 10 (0% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 3 (1983–2016) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Jan 2016 · 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.
The area around 231 Cottage Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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 277 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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