San Diego County property record for 10646 Louisa Dr, La Mesa, CA 91941
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 861 sqft · built 1950 |
| Lot Size | 0.344 acres (15,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $125,000 (Nov 1988) |
| Tax Bill | $2,733 (2025) |
| Deeds & Mortgages | Jun 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 501-142-30-00 |
| Primary APN | 501-142-30-00 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 861 sqft Living Area |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 15,000 sqft (0.344 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 1 Parking Space |
| Cooling System | Wall Unit |
|---|---|
| Heating System | Floor/Wall Furnace |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 10646 LOUISA DR |
|---|---|
| City | LA MESA |
| State | CA |
| Zip | 91941-7059 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR |
| Legal Description | LOT 326 POR TR 002369 |
| Legal Subdivision | MOUNT HELIX RANCHO |
| Legal Tract | 002369 |
| Legal Block | 3 |
| Legal Lot Number | 326 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | SAN DIEGO |
| Census Block Group | 3 |
| Census Block | 3020 |
| Census Tract | 13605 |
10646 Louisa Dr is owned and occupied by an individual who acquired it in May 2017.
Source: San Diego County records, as of July 28, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 10646 LOUISA DR, LA MESA, CA 91941-7059 |
| 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 |
|---|---|
| Last Sale | Nov 29, 1988 · Amount on File |
| Deed Sale | Nov 29, 1988 · Amount on File |
| Prior Sale | Jan 24, 1986 · Amount on File |
| Deed Document Number | 1988608372 |
| Last Transfer Date | May 19, 2017 |
| Transfer Doc | 0000254217 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Recording Date | Jun 7, 2017 |
| Property Address | 10646 LOUISA DR, LA MESA, CA 91941-7059 |
| Document Number | 0000254217 |
| Instrument Date | May 19, 2017 |
| Instrument | 254217 |
| Transaction Type | Transfer |
| Record Updated | Jun 13, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 10646 LOUISA DR LA MESA CA 919417059, LA MESA, CA 91941-7059 |
The 2025 property tax bill for 10646 Louisa Dr was $2,733 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 | $239,219 (+2%) Land $126,004 Building $113,215 | |
| 2025 | $2,733.00 Homeowner's exemption | $234,530 Land $123,534 Building $110,996 |
| 2023 | $2,583.00 (+1.25%) Homeowner's exemption | $225,425 Land $118,738 Building $106,687 |
| 2022 | $2,551.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 10646 Louisa Dr 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 |
| Community Rating System | Class 6 (20% premium discount) |
| 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 10646 Louisa Dr 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 471 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Cox Communications Cable · Fiber in parts of the area | 2,000 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Verizon.
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