San Diego County property record for 812 S Johnson Ave, El Cajon, CA 92020
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,597 sqft · built 1975 |
| Lot Size | 0.202 acres (8,800 sqft) |
| Owner | Individual Name on File |
| Last Sale | $276,000 (May 2010) |
| Tax Bill | $4,730 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 492-013-28-00 |
| Primary APN | 492-013-28-00 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,597 sqft Living Area |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 8,800 sqft (0.202 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Floor/Wall Furnace |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 812 S JOHNSON AVE |
|---|---|
| City | EL CAJON |
| State | CA |
| Zip | 92020-5812 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS-6 |
| Legal Description | LOT 95 E 146.25 FT TR 001636 |
| Legal Subdivision | EL CAJON ACRES |
| Legal Tract | 001636 |
| Legal Block | 3 |
| Legal Lot Number | 95 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | SAN DIEGO |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 15902 |
812 S Johnson Ave is owned and occupied by an individual who acquired it in August 2015.
Source: San Diego County records, as of July 28, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 812 S JOHNSON AVE, EL CAJON, CA 92020-5812 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 17, 2010 · Amount on File |
| Deed Sale | May 17, 2010 · Amount on File |
| Prior Sale | Mar 11, 2010 · Amount on File |
| Deed Document Number | 2010245009 |
| Last Transfer Date | Aug 10, 2015 |
| Transfer Doc | 0000538233 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 812 S Johnson Ave was $4,730 with a homeowner's exemption.
Source: San Diego County assessment roll, as of July 28, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Diego County |
| Municipality | El Cajon City |
| Elementary School District | Cajon Valley Union Elementary School District (KG - 08) |
| Secondary School District | Grossmont Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $363,374 (+2%) Land $152,720 Building $210,654 | |
| 2025 | $4,730.00 Homeowner's exemption | $356,250 Land $149,726 Building $206,524 |
| 2023 | $4,683.00 (+5.5%) Homeowner's exemption | $342,418 Land $143,913 Building $198,505 |
| 2022 | $4,439.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 812 S Johnson Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2010.
Source: FEMA National Flood Hazard Layer, effective September 3, 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 (2010) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Dec 2010 · Severe Winter Storms, Flooding, And Debris And Mud Flows |
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.
Wildfire risk around 812 S Johnson Ave 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 98% of the US · lower than 98.4% 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 | HELIX WATER DISTRICT serves 277,918 people · EPA ID CA3710010 |
|---|---|
| Water Source | Surface water |
| 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.
Source: FCC Broadband Data Collection, based on 520 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Cox Communications Cable | 2,000 / 100 |
| Starlink Satellite | 280 / 30 |
May also be available: AT&T, GeoLinks, T-Mobile, Verizon, Wyyerd Connect.
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