Contra Costa County property record for 850 Elm St, El Cerrito, CA 94530
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,472 sqft · built 1940 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $4,439 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 503-244-026-4 |
| Primary APN | 503-244-026-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,472 sqft Living Area |
| Gross Area | 1,672 sqft |
| 1st Floor Area | 1,472 sqft |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1950 |
| Lot Area | 5,000 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Garage Type | Attached |
| Garage Area | 200 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 850 ELM ST |
|---|---|
| City | EL CERRITO |
| State | CA |
| Zip | 94530-2921 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | BLVD GARDENS #1 POR LOT 14 BLK 18 |
| Legal Subdivision | BOULEVARD GARDENS |
| Legal Tract | 1 |
| Legal Block | 18 |
| Legal Lot Number | 14 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 388000 |
850 Elm St is owned and occupied by two individuals who acquired it in August 2005.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 850 ELM ST, EL CERRITO, CA 94530-2921 |
| 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 Transfer Date | Aug 19, 2005 |
| Transfer Doc | 0000324821 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 850 Elm St was $4,439 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | El Cerrito City |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $273,545 (+2%) Land $153,825 Building $119,720 | |
| 2025 | $4,439.00 Homeowner's exemption | $268,182 Land $150,809 Building $117,373 |
| 2023 | $4,263.00 (+2.18%) Homeowner's exemption | $257,769 Land $144,953 Building $112,816 |
| 2022 | $4,172.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 850 Elm 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.
Wildfire risk around 850 Elm St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 97.4% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 716 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 · Fixed Wireless, 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 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures