San Diego County property record for 363 Nautilus St, La Jolla, CA 92037
| Property Type | Duplex |
|---|---|
| Details | 3 bd · 2 ba · 1,122 sqft · built 1940 |
| Lot Size | 0.15 acres (6,523 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $2,500,000 (Mar 2025) |
| Tax Bill | $19,144 (2025) |
| Deeds & Mortgages | Dec 2022 Line of Credit Dec 2022 Mortgage + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 351-350-01-01 |
| Primary APN | 351-350-01-01 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,122 sqft Living Area |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Duplex Single |
| Lot Area | 6,523 sqft (0.15 acres) |
| Parking Spaces | 1 Parking Space |
| Street Address | 363 NAUTILUS ST |
|---|---|
| City | LA JOLLA |
| State | CA |
| Zip | 92037-5966 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | RM-1-1 |
| Legal Description | BLK D US 1 PER DOC98-0080059&UND INT IN LOTS 22&23 TR 000887 |
| Legal Subdivision | SOUTH LA JOLLA |
| Legal Tract | 000887 |
| Legal Block | D |
| Legal Lot Number | 22,23 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | SAN DIEGO |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 8101 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 363 NAUTILUS ST, LA JOLLA, CA 92037-5966 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Dec 19, 2022 | Deed of Trust, Mortgage · Line of Credit C3BANK NATIONAL ASSOCIATION |
| Dec 19, 2022 | Deed of Trust, Mortgage · Commercial Mortgage C3BANK NATIONAL ASSOCIATION |
| Dec 13, 2022 | Quit Claim Deed, Transfer Quitclaim |
| Dec 12, 2022 | Quit Claim Deed, Transfer Quitclaim |
| Nov 30, 2021 | Grant Deed, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 14, 2025 · Amount on Record |
| Deed Sale | Mar 14, 2025 · Amount on Record |
| Prior Sale | Nov 30, 2021 · Amount on Record |
| Deed Document Number | 202565657 |
| Prior Transfer Date | Dec 13, 2022 |
| Prior Transfer Doc | 0000467331 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Property Address | 363 NAUTILUS ST, LA JOLLA, CA 92037-5966 |
| Transaction Type | Mortgage |
| Record Updated | Dec 27, 2022 |
| Title Company | FIRST AMERICAN TTL SAN DIEGO |
| Name | Verified Name |
|---|
| Document Number | 0000472773 |
|---|---|
| Date | Dec 19, 2022 |
| Instrument | 2022-0472773 |
| Name | C3BANK NATIONAL ASSOCIATION |
|---|---|
| Type | Bank |
| Address | RIVERSIDE, CA 92508 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 36 Months |
| Due | Dec 2, 2025 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Property Address | 363 NAUTILUS ST, LA JOLLA, CA 92037-5966 |
| Transaction Type | Mortgage |
| Record Updated | Dec 27, 2022 |
| Title Company | FIRST AMERICAN TTL SAN DIEGO |
| Name | Verified Name |
|---|---|
| Address | 7339 MONTE VISTA AVE, LA JOLLA, CA 92037-4919 |
| Document Number | 0000472803 |
|---|---|
| Date | Dec 19, 2022 |
| Instrument | 2022-0472803 |
| Name | C3BANK NATIONAL ASSOCIATION |
|---|---|
| Type | Bank |
| Address | RIVERSIDE, CA 92506 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 120 Months |
| Due | Dec 2, 2032 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Recording Date | Dec 13, 2022 |
| Property Address | 363 NAUTILUS ST, LA JOLLA, CA 92037-5966 |
| Document Number | 0000467331 |
| Map Reference | DOC 1998-0080059 |
| Instrument Date | Dec 13, 2022 |
| Instrument | 2022-0467331 |
| Transaction Type | Transfer |
| Record Updated | Dec 21, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 7660 FAY AVE # 802, 802, LA JOLLA, CA 92037-0021 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Recording Date | Dec 12, 2022 |
| Property Address | 363 NAUTILUS ST, LA JOLLA, CA 92037-5966 |
| Document Number | 0000464996 |
| Map Reference | MAP 887 |
| Instrument Date | Dec 8, 2022 |
| Instrument | 2022-0464996 |
| Transaction Type | Transfer |
| Record Updated | Dec 20, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 7660 FAY AVE # 802, 802, LA JOLLA, CA 92037-0021 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Recording Date | Nov 30, 2021 |
| Property Address | 363 NAUTILUS ST, LA JOLLA, CA 92037-5966 |
| Document Number | 0000817099 |
| Map Reference | MAP 887 |
| Instrument Date | Oct 11, 2021 |
| Instrument | 2021-0817099 |
| Transaction Type | Transfer |
| Record Updated | Dec 8, 2021 |
| Title Company | CHICAGO TITLE COMPANY-SD, CHICAGO TITLE COMPANY SD |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 7339 MONTE VISTA AVE, LA JOLLA, CA 92037-4919 |
| Document Number | 0000817100 |
|---|---|
| Date | Nov 30, 2021 |
| Instrument | 2021-0817100 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 1, 2051 |
Source: San Diego County assessment roll, as of July 28, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Diego County |
| Municipality | San Diego City |
| Unified School District | San Diego City Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,550,000 (+71.64%) Land $2,040,000 Building $510,000 | |
| 2025 | $19,144.00 (+9.24%) | $1,485,690 (+4.04%) Land $1,167,328 Building $318,362 |
| 2023 | $17,525.00 (+2.73%) | $1,428,000 Land $1,122,000 Building $306,000 |
| 2022 | $17,059.00 |
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 |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
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 | 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 | CITY OF SAN DIEGO serves 1,408,937 people · EPA ID CA3710020 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Mar 2024 |
| 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 | 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 658 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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