San Diego County property record for 633 Kempton St, Spring Valley, CA 91977
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,399 sqft · built 1960 |
| Lot Size | 0.241 acres (10,500 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $785,000 (Sep 2025) |
| Tax Bill | $4,419 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 584-390-06-00 |
| Primary APN | 584-390-06-00 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,399 sqft Living Area |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Lot Area | 10,500 sqft (0.241 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 4 Parking Spaces |
| Street Address | 633 KEMPTON ST |
|---|---|
| City | SPRING VALLEY |
| State | CA |
| Zip | 91977-5015 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS |
| Legal Description | BLK 25 LOTS 9 10 & 11 TR 000441 |
| Legal Subdivision | COLONY/LA PRESA |
| Legal Tract | 000441 |
| Legal Block | 25 |
| Legal Lot Number | 9 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | SAN DIEGO |
| Census Block Group | 1 |
| Census Block | 1017 |
| 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 | 633 KEMPTON ST, SPRING VALLEY, CA 91977-5015 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 3, 2025 · Amount on Record |
| Deed Sale | Sep 3, 2025 · Amount on Record |
| Prior Sale | Feb 7, 2025 · Amount on Record |
| Deed Document Number | 2025243880 |
| Prior Transfer Date | Jan 30, 2025 |
| Prior Transfer Doc | 0000032950 |
| Record Updated | Oct 29, 2026 |
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 | $785,000 (+146.81%) Land $413,158 Building $371,842 | |
| 2025 | $4,419.00 (+7.91%) Homeowner's exemption | $318,062 (+4.04%) Land $167,401 Building $150,661 |
| 2023 | $4,095.00 (+1.79%) Homeowner's exemption | $305,712 Land $160,901 Building $144,811 |
| 2022 | $4,023.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 |
| Nearby Flood Claims | 3 (2010–2026) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Feb 2026 · rainfall accumulation |
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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% 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 | 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 670 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 |
| Cox Communications Cable | 2,000 / 100 |
| Verizon Fixed Wireless | 300 / 20 |
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