Contra Costa County property record for 421 5th St, Richmond, CA 94801
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,586 sqft · built 1913 |
| Lot Size | 0.065 acres (2,825 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $332,000 (Oct 2022) |
| Tax Bill | $6,614 (2025) |
| Deeds & Mortgages | Apr 2022 Mortgage Jul 2022 Construction Loan + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 538-070-013-7 |
| Primary APN | 538-070-013-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,586 sqft Living Area |
| 1st Floor Area | 794 sqft |
| 2nd Floor Area | 792 sqft |
| Year Built | Built 1913 |
|---|---|
| Effective Year Built | Effective 1913 |
| Lot Area | 2,825 sqft (0.065 acres) |
| Street Address | 421 5TH ST |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94801-3005 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R3 |
| Legal Description | CITY OF RICHMOND LOT 21 POR 25 BLK 13 |
| Legal Subdivision | RICHMOND CITY |
| Legal Block | 13 |
| Legal Lot Number | 21 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2018 |
| Census Tract | 376000 |
Source: Contra Costa County assessment roll, as of July 14, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 4412 GLENMONT DR, SAN JOSE, CA 95136-1748 |
| Owner Type | Company |
| Vesting | Limited Liability Company |
| Date | Document |
|---|---|
| Apr 14, 2022 | Deed of Trust, Mortgage · Commercial Mortgage H M SYLVIA TSAI |
| Jul 5, 2022 | Deed of Trust, Mortgage · Construction Mortgage KIAVI FUNDING INC |
| Oct 11, 2022 | Grant Deed, Transfer |
| Mar 8, 2022 | Grant Deed, Transfer · Commercial Mortgage KIAVI FUNDING INC |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 11, 2022 · Amount on Record |
| Deed Sale | Oct 11, 2022 · Amount on Record |
| Prior Sale | Mar 8, 2022 · Amount on Record |
| Deed Document Number | 2022152391 |
| Prior Transfer Date | Feb 8, 2010 |
| Prior Transfer Doc | 0000056875 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 421 5TH ST, RICHMOND, CA 94801-3005 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | 421 5TH ST, RICHMOND, CA 94801-3005 |
| Document Number | 0000065528 |
|---|---|
| Date | Apr 14, 2022 |
| Instrument | 2022-065528 |
| Name | H M SYLVIA TSAI |
|---|---|
| Type | Private Party |
| Address | 34972 NEWARK BLVD # 3, NEWARK, CA 94560 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 421 5TH ST, RICHMOND, CA 94801-3005 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|---|
| Address | 4412 GLENMONT DR, SAN JOSE, CA 95136-1748 |
| Document Number | 0000108094 |
|---|---|
| Date | Jul 5, 2022 |
| Instrument | 2022-108094 |
| Name | KIAVI FUNDING INC |
|---|---|
| Type | Mortgage Company |
| Address | FLINT, MI 48501 |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 11, 2022 |
| Property Address | 421 5TH ST, RICHMOND, CA 94801-3005 |
| Document Number | 0000152391 |
| Map Reference | MB D PG 74 |
| Instrument Date | Oct 4, 2022 |
| Instrument | 2022-152391 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Amount | Amount Recorded |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4412 GLENMONT DR, SAN JOSE, CA 95136-1748 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Mar 8, 2022 |
| Property Address | 421 5TH ST, RICHMOND, CA 94801-3005 |
| Document Number | 0000041388 |
| Map Reference | MB D PG 74 |
| Instrument Date | Mar 4, 2022 |
| Instrument | 2022-041388 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4412 GLENMONT DR, SAN JOSE, CA 95136-1748 |
| Document Number | 0000041389 |
|---|---|
| Date | Mar 8, 2022 |
| Instrument | 2022-041389 |
| Name | KIAVI FUNDING INC |
|---|---|
| Type | Mortgage Company |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
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 | $364,169 (+2%) Land $214,363 Building $149,806 | |
| 2025 | $6,614.00 (+3.3%) | $357,029 (+4.04%) Land $210,160 Building $146,869 |
| 2023 | $6,403.00 (+147.6%) | $343,167 Land $202,000 Building $141,167 |
| 2022 | $2,586.00 |
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 · 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 |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 1998 · 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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 816 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 | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: California Internet, Etheric Communications, LLC., T-Mobile USA.
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