Contra Costa County property record for 321 S 27th St, Richmond, CA 94804 · Last verified July 2026
| Property Type | Quadplex |
|---|---|
| Details | 3,036 sqft · built 1961 |
| Lot Size | 0.122 acres (5,300 sqft) |
| Owner | Company Name on File |
| Tax Bill | $5,783 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 549-042-005-5 |
| Primary APN | 549-042-005-5 |
|---|---|
| Alternative APN |
|
| Total Rooms | 4 Rooms |
|---|---|
| Stories | 1 Story |
| Building Area | 3,036 sqft Living Area |
| 1st Floor Area | 3,036 sqft |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1961 |
| Architectural Style | Quadruplex |
| Lot Area | 5,300 sqft (0.122 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 4 Parking Spaces |
| Street Address | 321 S 27TH ST |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94804-2951 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Legal Description | CERRITOS ADDN LOTS 10 & 11 BLK 6 |
| Legal Subdivision | CERRITOS ADD |
| Legal Block | 6 |
| Legal Lot Number | 10,11 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 379000 |
Source: Contra Costa County records · APN 549-042-005-5
Assessment roll updated July 14, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 4808 CASTILLA AVE, RICHMOND, CA 94804-4336 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Richmond City |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $71,013 (+2%) Land $17,119 Building $53,894 | |
| 2025 | $5,783.00 (+5.36%) | $69,622 (+4.04%) Land $16,784 Building $52,838 |
| 2023 | $5,489.00 (+4.69%) | $66,920 Land $16,133 Building $50,787 |
| 2022 | $5,243.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 790 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Sonic Telecom | Fiber | 10,000 / 10,000 |
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| Etheric Communications, LLC. | Fixed Wireless (licensed-by-rule) | 250 / 100 |
May also be available at this address: T-Mobile USA, AT&T, California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.
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