Contra Costa County property record for 1621 Post Ave, San Pablo, CA 94806
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,245 sqft · built 1930 |
| Lot Size | 0.113 acres (4,929 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $4,513 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 410-265-018-3 |
| Primary APN | 410-265-018-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,245 sqft Living Area |
| 1st Floor Area | 1,245 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1957 |
| Architectural Style | Traditional |
| Exterior Material | Stucco |
| Roof Material | Composition Shingle |
| Lot Area | 4,929 sqft (0.113 acres) |
| Garage Type | Attached |
| Garage Area | 508 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Heating System | Floor/Wall Furnace |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 1621 POST AVE |
|---|---|
| City | SAN PABLO |
| State | CA |
| Zip | 94806-4334 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUNNYSIDE TR POR LOTS 10,11 BLK 21 & TR ADJ |
| Legal Subdivision | SUNNYSIDE |
| Legal Block | 21 |
| Legal Lot Number | 10,11 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4001 |
| Census Tract | 368001 |
Source: Contra Costa County records, 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 Individual Names on Record |
|---|---|
| Mailing Address | 1621 POST AVE, SAN PABLO, CA 94806-4334 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Dec 29, 2003 |
| Transfer Doc | 0000043036 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | San Pablo City |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $262,568 (+2%) Land $95,678 Building $166,890 | |
| 2025 | $4,513.00 (+4.81%) Homeowner's exemption | $257,420 (+4.04%) Land $93,802 Building $163,618 |
| 2023 | $4,306.00 (+1.7%) Homeowner's exemption | $247,425 Land $90,160 Building $157,265 |
| 2022 | $4,234.00 |
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 1,118 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks, GeoLinks, Verizon.
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