San Diego County property record for 603 Thayer Dr, Spring Valley, CA 91977
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,170 sqft · built 1958 |
| Lot Size | 0.161 acres (7,000 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $483,000 (Sep 2018) |
| Tax Bill | $7,108 (2025) |
| Deeds & Mortgages | Jan 2021 Mortgage Nov 2017 Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 584-092-07-00 |
| Primary APN | 584-092-07-00 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 1,170 sqft Living Area |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1958 |
| Lot Area | 7,000 sqft (0.161 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 603 THAYER DR |
|---|---|
| City | SPRING VALLEY |
| State | CA |
| Zip | 91977-5626 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS |
| Legal Description | LOT 151 TR 003981 |
| Legal Subdivision | SPRING VALLEY ESTATES |
| Legal Tract | 003981 |
| Legal Block | 2 |
| Legal Lot Number | 151 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | SAN DIEGO |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 13908 |
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 | 603 THAYER DR, SPRING VALLEY, CA 91977-5626 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Jan 28, 2021 | Deed of Trust, Mortgage · FHA Mortgage GUILD MORTGAGE CO |
| Nov 14, 2017 | Deed of Trust, Mortgage · FHA Mortgage NEW PENN FINANCIAL LLC |
| Sep 28, 2018 | Grant Deed, Transfer · FHA Mortgage GUILD MORTGAGE CO |
| Feb 2, 2017 | Grant Deed, Transfer · FHA Mortgage NEW PENN FINANCIAL LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 28, 2018 · Amount on Record |
| Deed Sale | Sep 28, 2018 · Amount on Record |
| Prior Sale | Feb 2, 2017 · Amount on Record |
| Deed Document Number | 2018406660 |
| Prior Transfer Date | Apr 17, 1995 |
| Prior Transfer Doc | 0000167608 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Property Address | 603 THAYER DR, SPRING VALLEY, CA 91977-5626 |
| Transaction Type | Mortgage |
| Record Updated | Feb 9, 2021 |
| Title Company | FIRST AMERICAN TTL SAN DIEGO |
| Name | Verified Name |
|---|---|
| Address | 603 THAYER DR, SPRING VALLEY, CA 91977-5626 |
| Document Number | 0000068225 |
|---|---|
| Date | Jan 28, 2021 |
| Instrument | 2021-0068225 |
| Name | GUILD MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Address | SAN DIEGO, CA 92111 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Property Address | 603 THAYER DR, SPRING VALLEY, CA 91977-5626 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000530582 |
|---|---|
| Date | Nov 14, 2017 |
| Instrument | 2017-0530582 |
| Name | NEW PENN FINANCIAL LLC |
|---|---|
| Type | Mortgage Company |
| Address | PLYMOUTH MEETING, PA 19462 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 1, 2047 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Recording Date | Sep 28, 2018 |
| Property Address | 603 THAYER DR, SPRING VALLEY, CA 91977-5626 |
| Document Number | 0000406660 |
| Map Reference | MAP 3981 |
| Instrument Date | Sep 6, 2018 |
| Instrument | 2018-0406660 |
| Transaction Type | Transfer |
| Record Updated | Aug 24, 2021 |
| Title Company | FIRST AMERICAN TITLE INSURAN |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 603 THAYER DR, SPRING VALLEY, CA 91977-5626 |
| Document Number | 0000406661 |
|---|---|
| Date | Sep 28, 2018 |
| Instrument | 2018-0406661 |
| Name | GUILD MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 1, 2048 |
| Document Number | 0000406663 |
|---|---|
| Date | Sep 28, 2018 |
| Instrument | 2018-0406663 |
| Name | GUILD MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Address | SAN DIEGO, CA 92111 |
| Type | Second Mortgage (Down Payment) |
|---|---|
| Amount | Amount Recorded |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Recording Date | Feb 2, 2017 |
| Property Address | 603 THAYER DR, SPRING VALLEY, CA 91977-5626 |
| Document Number | 0000054890 |
| Map Reference | MAP3981 |
| Instrument Date | Jan 14, 2017 |
| Instrument | 2017-0054890 |
| Transaction Type | Transfer |
| Record Updated | Aug 24, 2021 |
| Title Company | FIRST AMERICAN TITLE |
| 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 |
|---|---|
| Relationship | Joint Tenants |
| Address | 603 THAYER DR, SPRING VALLEY, CA 91977-5626 |
| Document Number | 0000054891 |
|---|---|
| Date | Feb 2, 2017 |
| Instrument | 2017-0054891 |
| Name | NEW PENN FINANCIAL LLC |
|---|---|
| Type | Mortgage Company |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Mar 1, 2047 |
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 | $549,563 (+2%) Land $273,706 Building $275,857 | |
| 2025 | $7,108.00 (+6.98%) | $538,789 (+4.04%) Land $268,340 Building $270,449 |
| 2023 | $6,644.00 (+1.53%) | $517,870 Land $257,921 Building $259,949 |
| 2022 | $6,544.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 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 | Viejas Community System tribal government · serves 9,600 people · EPA ID 090600158 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2023 |
| Also Mapped Here | OTAY WATER DISTRICT, SAN DIEGO COUNTY WATER AUTHORITY |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 548 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Cox Communications Cable | 2,000 / 100 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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