San Diego County property record for 673 Gemstone Dr, San Marcos, CA 92078
| Property Type | Condominium |
|---|---|
| Details | 5 bd · 4.5 ba · 3,009 sqft · built 2019 |
| Owner | Company Name on Record |
| Last Sale | $845,500 (Mar 2019) |
| Tax Bill | $14,019 (2025) |
| Deeds & Mortgages | Feb 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 222-173-05-04 |
| Primary APN | 222-173-05-04 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 3,009 sqft Living Area |
| Year Built | Built 2019 |
|---|---|
| Effective Year Built | Effective 2019 |
| Architectural Style | Condo/Apartment |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 673 GEMSTONE DR |
|---|---|
| City | SAN MARCOS |
| State | CA |
| Zip | 92078-1409 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Local Zoning Code | SPECIFIC P |
| Legal Description | LOT 25 US 88 PER DOC18-0228691&UND INT IN PHASE 8 TR 016159 |
| Legal Subdivision | SAN MARCOS #15-006 RHO CORONAD |
| Legal Tract | 016159 |
| Legal Block | 4 |
| Legal Lot Number | 25 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | OCEANSIDE-ESCONDIDO |
| Census Block Group | 4 |
| Census Block | 4001 |
| Census Tract | 20044 |
Source: San Diego County records, as of July 28, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 4905 HIDDEN DUNE CT, SAN DIEGO, CA 92130-2718 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 28, 2019 · Amount on Record |
| Deed Sale | Mar 28, 2019 · Amount on Record |
| Deed Document Number | 2019109930 |
| Record Updated | Sep 20, 2026 |
| Document Type | Correction Deed |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Recording Date | Feb 16, 2022 |
| Property Address | 673 GEMSTONE DR, SAN MARCOS, CA 92078-1409 |
| Document Number | 0000072949 |
| Map Reference | MAP 16159 |
| Instrument Date | Feb 8, 2022 |
| Instrument | 2022-0072949 |
| Record Updated | Feb 24, 2022 |
| Title Company | FIRST AMERICAN TITLE HSD, FIRST AMERICAN TITLE CO HSD |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4905 HIDDEN DUNE CT, SAN DIEGO, CA 92130-2718 |
Source: San Diego County assessment roll, as of July 28, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Diego County |
| Municipality | San Marcos City |
| Unified School District | San Marcos Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $961,565 (+2%) Land $341,347 Building $620,218 | |
| 2025 | $14,019.00 (+4.81%) | $942,711 (+4.04%) Land $334,654 Building $608,057 |
| 2024 | $13,375.00 (+2.19%) | |
| 2023 | $13,089.00 (+2.03%) | $906,107 Land $321,660 Building $584,447 |
| 2022 | $12,829.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 44% of the US · lower than 74% of California |
|---|---|
| Wildfire Likelihood | 0.07% annual chance |
| Exposure | Indirect 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 | VALLECITOS WD serves 114,700 people · EPA ID CA3710002 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Mar 2022 |
| Lead | Under 1 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 468 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 Fiber · Cable in parts of the area | 2,000 / 35 |
| Spectrum Cable | 1,000 / 50 |
| San Diego Broadband Fixed Wireless | 500 / 100 |
May also be available: Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures