Contra Costa County property record for 46 Seneca Ln, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,825 sqft · built 1985 |
| Lot Size | 0.195 acres (8,500 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $860,000 (Dec 2007) |
| Tax Bill | $13,226 (2025) |
| Deeds & Mortgages | Oct 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 209-701-020-7 |
| Primary APN | 209-701-020-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,825 sqft Living Area |
| 1st Floor Area | 1,825 sqft |
| Year Built | Built 1985 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | Cluster |
| Lot Area | 8,500 sqft (0.195 acres) |
| Garage Type | Attached |
| Garage Area | 471 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 46 SENECA LN |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-4305 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P1 |
| Legal Description | T75LS5AL0032 B |
| Legal Subdivision | SUB 5815 |
| Legal Tract | 75LS5 |
| Legal Lot Number | 32 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 345115 |
Source: Contra Costa County records, as of July 14, 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 | 46 SENECA LN, SAN RAMON, CA 94583-4305 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 7, 2007 · Amount on Record |
| Deed Sale | Dec 7, 2007 · Amount on Record |
| Deed Document Number | 2007332306 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 46 SENECA LN, SAN RAMON, CA 94583-4305 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|---|
| Address | 46 SENECA LN, SAN RAMON, CA 94583-4305 |
| Document Number | 0000241202 |
|---|---|
| Date | Oct 19, 2020 |
| Instrument | 2020-241202 |
| Name | SANTA CLARA COUNTY FCU |
|---|---|
| Type | Credit Union |
| Address | SAN JOSE, CA 95112 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | Nov 1, 2040 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | San Ramon City |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,152,203 (+2%) Land $771,711 Building $380,492 | |
| 2025 | $13,226.00 (+3.78%) Homeowner's exemption | $1,129,612 (+4.04%) Land $756,580 Building $373,032 |
| 2023 | $12,744.00 (+0.76%) Homeowner's exemption | $1,085,750 Land $727,202 Building $358,548 |
| 2022 | $12,648.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 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 | 1 (2022) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 65% of the US · above 40% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 549 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: T-Mobile.
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