Contra Costa County property record for 540 20th St, Richmond, CA 94801
| Property Type | Quadplex |
|---|---|
| Details | 3,353 sqft · built 1983 |
| Lot Size | 0.129 acres (5,625 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $320,000 (Mar 2003) |
| Tax Bill | $11,415 (2025) |
| Deeds & Mortgages | Nov 2025 Transfer Nov 2025 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 514-200-020-6 |
| Primary APN | 514-200-020-6 |
|---|---|
| Alternative APN |
|
| Total Rooms | 4 Rooms |
|---|---|
| Stories | 1 Story |
| Building Area | 3,353 sqft Living Area |
| 1st Floor Area | 3,353 sqft |
| Year Built | Built 1983 |
|---|---|
| Effective Year Built | Effective 1983 |
| Architectural Style | Quadruplex |
| Lot Area | 5,625 sqft (0.129 acres) |
| Parking Spaces | 4 Parking Spaces |
| Street Address | 540 20TH ST, 546 |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94801-2876 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Local Zoning Code | MFR3 |
| Legal Description | CITY OF RICHMOND LOTS 14 & 15 BLK 117 |
| Legal Subdivision | RICHMOND |
| Legal Block | 117 |
| Legal Lot Number | 14,15 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 375000 |
Source: Contra Costa County records, as of July 14, 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 Company Names on Record |
|---|---|
| Mailing Address | 229 A ST, SOUTH SAN FRANCISCO, CA 94080-4415 |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Date | Document |
|---|---|
| Nov 25, 2025 | Intrafamily Transfer, Transfer |
| Nov 25, 2025 | Intrafamily Transfer, Transfer |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 6, 2003 · Amount on Record |
| Deed Sale | Mar 6, 2003 · Amount on Record |
| Deed Document Number | 2003103491 |
| Last Transfer Date | Oct 29, 2025 |
| Transfer Doc | 0000132695 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 25, 2025 |
| Property Address | 540 20TH ST, RICHMOND, CA 94801-2876 |
| Document Number | 0000132695 |
| Map Reference | MB D PG 74 |
| Instrument Date | Oct 29, 2025 |
| Instrument | 2025- 132695 |
| Transaction Type | Transfer |
| Record Updated | Dec 11, 2025 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 229 A ST, SOUTH SAN FRANCISCO, CA 94080-4415 |
| Investor | Possibly a Property Investor |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 25, 2025 |
| Property Address | 540 20TH ST, RICHMOND, CA 94801-2876 |
| Document Number | 0000132694 |
| Map Reference | MB D PG 74 |
| Instrument Date | Oct 29, 2025 |
| Instrument | 2025- 132694 |
| Transaction Type | Transfer |
| Record Updated | Dec 11, 2025 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Right of Survivorship |
| Address | 229 A ST, SOUTH SAN FRANCISCO, CA 94080-4415 |
| Investor | Possibly a Property Investor |
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 | $472,714 (+2%) Land $227,495 Building $245,219 | |
| 2025 | $11,415.00 (+4.84%) | $463,446 (+4.04%) Land $223,035 Building $240,411 |
| 2023 | $10,888.00 (+2.9%) | $445,452 Land $214,375 Building $231,077 |
| 2022 | $10,581.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
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 1,047 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: Etheric Networks, GeoLinks, T-Mobile, Verizon.
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