Contra Costa County property record for 636 18th St, Richmond, CA 94801
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,118 sqft · built 1914 |
| Lot Size | 0.104 acres (4,520 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $77,000 (Mar 1996) |
| Tax Bill | $3,317 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 514-280-039-9 |
| Primary APN | 514-280-039-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,118 sqft Living Area |
| 1st Floor Area | 1,118 sqft |
| Year Built | Built 1914 |
|---|---|
| Effective Year Built | Effective 1914 |
| Lot Area | 4,520 sqft (0.104 acres) |
| Garage Type | Detached |
| Garage Area | 384 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 636 18TH ST |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94801-2816 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Description | CITY OF RICH LOT 1 BLK 124 & POR RO ADJ |
| Legal Subdivision | RICHMOND |
| Legal Block | 124 |
| Legal Lot Number | 1 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1018 |
| Census Tract | 375000 |
636 18th St is owned by two individuals who acquired it in March 2006.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 2148 REDWOOD RD, HERCULES, CA 94547-1157 |
| 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 | Mar 12, 1996 · Amount on File |
| Deed Sale | Mar 12, 1996 · Amount on File |
| Deed Document Number | 199644564 |
| Last Transfer Date | Mar 15, 2006 |
| Transfer Doc | 0000093719 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 636 18th St was $3,317.
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 | $130,442 (+2%) Land $83,351 Building $47,091 | |
| 2025 | $3,317.00 | $127,885 Land $81,717 Building $46,168 |
| 2023 | $3,241.00 (+2.92%) | $122,921 Land $78,545 Building $44,376 |
| 2022 | $3,149.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 636 18th 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 636 18th 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 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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