Santa Clara County property record for 1731 Jonathan Ave, San Jose, CA 95125
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,188 sqft · built 1930 |
| Lot Size | 0.102 acres (4,444 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $678,000 (Jun 2010) |
| Tax Bill | $12,028 (2025) |
| Deeds & Mortgages | Nov 2023 Transfer |
| Flood Zone | Zone D (undetermined) |
| APN | 439-20-079 |
| Primary APN | 439-20-079 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,188 sqft Living Area |
| Gross Area | 1,084 sqft |
| 1st Floor Area | 1,084 sqft |
| Utility Room | Utility Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1930 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 4,444 sqft (0.102 acres) |
| Lot Dimensions | 101 ft deep x 44 ft wide |
| Garage Type | Attached |
| Garage Area | 368 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | None |
| Cooling System | None |
|---|
| Street Address | 1731 JONATHAN AVE |
|---|---|
| City | SAN JOSE |
| State | CA |
| Zip | 95125-2565 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1-8 |
| Legal Description | HARMIL MAP B4 854 |
| Legal Subdivision | HEART/WILLOWS SUB |
| Legal Block | 4 |
| Legal Lot Number | 24 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 502500 |
1731 Jonathan Ave is owner-occupied and held in a trust since November 2023.
Source: Santa Clara County records, as of July 27, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 1731 JONATHAN AVE, SAN JOSE, CA 95125-2565 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Living Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 9, 2010 · Amount on File |
| Deed Sale | Jun 9, 2010 · Amount on File |
| Prior Sale | Oct 22, 2004 · Amount on File |
| Deed Document Number | 201020735659 |
| Last Transfer Date | Nov 2, 2023 |
| Transfer Doc | 0025554790 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Nov 3, 2023 |
| Property Address | 1731 JONATHAN AVE, SAN JOSE, CA 95125-2565 |
| Document Number | 0025554790 |
| Map Reference | MB O PG 34 |
| Instrument Date | Nov 2, 2023 |
| Instrument | 25554790 |
| Transaction Type | Transfer |
| Record Updated | Nov 15, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Living Trust |
| Address | 1731 JONATHAN AVE, SAN JOSE, CA 95125-2565 |
The 2025 property tax bill for 1731 Jonathan Ave was $12,028 with a homeowner's exemption.
Source: Santa Clara County assessment roll, as of July 27, 2026
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | San Jose City |
| Unified School District | San Jose Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $892,668 (+2%) Land $616,182 Building $276,486 | |
| 2025 | $12,028.00 Homeowner's exemption | $875,165 Land $604,100 Building $271,065 |
| 2023 | $11,130.00 (+0.88%) Homeowner's exemption | $841,183 Land $580,643 Building $260,540 |
| 2022 | $11,033.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1731 Jonathan Ave in Zone D, where flood risk has not been studied, within 100 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective January 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone D undetermined · not studied |
|---|---|
| Nearest Special Flood Hazard Area | Zone AO, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 111 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 111 in force |
| Nearby Flood Claims | 2 (1993–2023) |
| Most Recent Claim | Mar 2023 · Severe Winter Storms, Straight-line Winds, Flooding, Landslides, And Mudslides |
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.
The area around 1731 Jonathan Ave has no burnable land within ember reach, so its wildfire risk is not rated.
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 | SAN JOSE WATER private · serves 1,039,920 people · EPA ID CA4310011 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Mar 2026 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | Treatment failure resolved · Jun 2023 |
|---|---|
| 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 972 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, Ridge Wireless, Sonic Telecom, T-Mobile.
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