Santa Clara County property record for 21574 Castleton St, Cupertino, CA 95014 · Last verified October 2025
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 1973 |
| Square Footage | 2,135 sqft Living Area |
| Lot Size | 9,200 sqft (0.211 acres) |
| Garage | 428 sqft |
| Pool | 7,700 sqft |
| Tax Bill | $13,464.00 (2025) |
| Primary APN | 356-20-048 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Building Area | 2,135 sqft Living Area |
| 1st Floor | 2,135 sqft 1st Floor |
| Family Room | Family Room |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1973 |
|---|---|
| Architectural Style | Other Style |
| Construction Type | Wood Construction |
| Lot Area | 9,200 sqft (0.211 acres) |
| Depth X Width | 115 ft x 80 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Garage Area | 428 sqft Garage |
| Pool Area | 7,700 sqft Pool |
| Topography | Gentle Slope Topography |
| Heating System | HVAC Heating |
|---|
| Street Address | 21574 CASTLETON ST |
|---|---|
| City | CUPERTINO |
| State | CA |
| Zip | 95014-4703 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | TR 5081 LOT 23 |
| Legal Subdivision | MONTEBELLO |
| Legal Tract | 5081 |
| Legal Lot Number | 23 |
| Jurisdiction | SANTA CLARA CA |
| Minor Civil Division | SAN JOSE |
| Census Blockgroup | 2 |
| Census Block | 2011 |
| Census Tract | 507702 |
Source: Santa Clara County records · APN 356-20-048
Assessment roll updated July 1, 2025 · Last verified October 2025
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 File |
|---|---|
| Mailing Address | 11205 MOUNT CREST PL, CUPERTINO, CA 95014-4750 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 03, 2003 |
| Deed Sale | Jun 03, 2003 |
| Prior Sale | Dec 18, 1998 · Amount on Record |
| Deed Doc Number | 17080961 |
| Record Refreshed | Jun 08, 2026 |
Source: Santa Clara County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Cupertino City |
| Elementary School District | Cupertino Union Elementary School District (KG - 08) |
| Secondary School District | Fremont Union High School District (09 - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $13,464.00 (+3.84%) | $1,062,109 (+4.04%) Land $584,122 Building $477,987 |
| 2023 | $12,966.00 (+0.29%) | $1,020,868 Land $561,441 Building $459,427 |
| 2022 | $12,929.00 |
21574 Castleton St is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.
Source: FEMA National Flood Hazard Layer · Santa Clara County (06085C), updated January 18, 2026
| FEMA Flood Zone | Zone X moderate flood hazard · within the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |
Values are read at the parcel center point; lenders make the official flood determination.
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