San Diego County property record for 3891 American Ave, La Mesa, CA 91941
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,456 sqft · built 1954 |
| Lot Size | 0.195 acres (8,507 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $415,000 (Sep 2016) |
| Tax Bill | $6,589 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 499-191-21-00 |
| Primary APN | 499-191-21-00 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,456 sqft Living Area |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1954 |
| Lot Area | 8,507 sqft (0.195 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 3891 AMERICAN AVE |
|---|---|
| City | LA MESA |
| State | CA |
| Zip | 91941-7901 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1S |
| Legal Description | LOT 12 POR TR 000330 |
| Legal Subdivision | RANCHO MISSION |
| Legal Tract | 000330 |
| Legal Block | 2 |
| Legal Lot Number | 12 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | SAN DIEGO |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 14602 |
3891 American Ave is owned and occupied by two individuals who bought it in September 2016.
Source: San Diego County records, as of July 28, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3891 AMERICAN AVE, LA MESA, CA 91941-7901 |
| 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 Sale | Sep 23, 2016 · Amount on File |
| Deed Sale | Sep 23, 2016 · Amount on File |
| Prior Sale | May 21, 2013 · Amount on File |
| Deed Document Number | 2016506917 |
| Prior Transfer Date | May 25, 2006 |
| Prior Transfer Doc | 0000392592 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3891 American Ave was $6,589 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 | La Mesa City |
| Secondary School District | Grossmont Union High School District (09 - 12) |
| Elementary School District | Lemon Grove Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $491,269 (+2%) Land $307,783 Building $183,486 | |
| 2025 | $6,589.00 Homeowner's exemption | $481,638 Land $301,749 Building $179,889 |
| 2023 | $5,899.00 (+0.98%) Homeowner's exemption | $462,937 Land $290,033 Building $172,904 |
| 2022 | $5,842.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3891 American Ave in Zone X, an area of minimal flood risk.
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 Policies | 2 in force |
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.
The area around 3891 American Ave 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 | 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 238 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Cox Communications Cable · Fiber in parts of the area | 2,000 / 100 |
| Starlink Satellite | 280 / 30 |
May also be available: GeoLinks, T-Mobile, Verizon.
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