Contra Costa County property record for 21 16th St, Richmond, CA 94801
| Property Type | Quadplex |
|---|---|
| Details | 3,409 sqft · built 1985 |
| Lot Size | 0.129 acres (5,625 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $11,452 (2025) |
| Deeds & Mortgages | Oct 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 540-350-008-4 |
| Primary APN | 540-350-008-4 |
|---|---|
| Alternative APN |
|
| Total Rooms | 4 Rooms |
|---|---|
| Stories | 1 Story |
| Building Area | 3,409 sqft Living Area |
| 1st Floor Area | 3,409 sqft |
| Year Built | Built 1985 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Quadruplex |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 5,625 sqft (0.129 acres) |
| Lot Dimensions | 112 ft deep x 50 ft wide |
| Parking Spaces | 4 Parking Spaces |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 21 16TH ST, C |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94801-3687 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Legal Description | CITY OF RICHMOND LOTS 12 & 13 BLK 72 |
| Legal Subdivision | RICHMOND |
| Legal Block | 72 |
| Legal Lot Number | 12,13 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 377000 |
21 16th St is owned and occupied by two individuals who acquired it in October 2013.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 21 16TH ST, C, RICHMOND, CA 94801-3687 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Oct 8, 2013 |
| Deed Sale | Oct 8, 2013 |
| Prior Sale | Dec 17, 2010 · Amount on File |
| Deed Document Number | 2013240778 |
| Prior Transfer Date | Oct 3, 1995 |
| Prior Transfer Doc | 0000183239 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 21 16TH ST, RICHMOND, CA 94801-3687 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000172529 |
|---|---|
| Date | Oct 10, 2019 |
| Instrument | 2019-172529 |
| Name | IMC MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | IRVINE, CA 92612 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Nov 1, 2049 |
The 2025 property tax bill for 21 16th St was $11,452.
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 | $475,130 (+2%) Land $250,069 Building $225,061 | |
| 2025 | $11,452.00 | $465,815 Land $245,166 Building $220,649 |
| 2023 | $10,924.00 (+2.89%) | $447,729 Land $235,647 Building $212,082 |
| 2022 | $10,617.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 21 16th St in Zone X, an area of minimal flood risk.
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.
The area around 21 16th St 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 758 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 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, GeoLinks, T-Mobile.
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