San Diego County property record for 9809 Grosalia Ave, La Mesa, CA 91941
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,405 sqft · built 1954 |
| Lot Size | 0.328 acres (14,272 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $3,029 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 491-320-13-00 |
| Primary APN | 491-320-13-00 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 2,405 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1954 |
| Lot Area | 14,272 sqft (0.328 acres) |
| Street Address | 9809 GROSALIA AVE |
|---|---|
| City | LA MESA |
| State | CA |
| Zip | 91941-4115 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR |
| Legal Description | LOTS 451 & 452 POR TR 001528 |
| Legal Subdivision | GROSSMONT PARK ESTATES |
| Legal Tract | 001528 |
| Legal Block | 4 |
| Legal Lot Number | 451,4 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | SAN DIEGO |
| Census Block Group | 4 |
| Census Block | 4009 |
| Census Tract | 15200 |
9809 Grosalia Ave is owned and occupied by an individual.
Source: San Diego County records, as of July 28, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 9809 GROSALIA AVE, LA MESA, CA 91941-4115 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 9809 Grosalia Ave was $3,029 with a homeowner's exemption.
Source: San Diego County assessment roll, as of July 28, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Diego County |
| Secondary School District | Grossmont Union High School District (09 - 12) |
| Elementary School District | La Mesa-Spring Valley School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $265,634 (+2%) Land $103,935 Building $161,699 | |
| 2025 | $3,029.00 Homeowner's exemption | $260,427 Land $101,898 Building $158,529 |
| 2023 | $2,862.00 (+1.24%) Homeowner's exemption | $250,316 Land $97,942 Building $152,374 |
| 2022 | $2,827.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 9809 Grosalia 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 | 1 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.
Wildfire risk around 9809 Grosalia Ave is low, with 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 97% of the US · lower than 97.8% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 221 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Cox Communications Cable · Fiber in parts of the area | 2,000 / 100 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Wyyerd Connect.
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