Contra Costa County property record for 101 Cobblestone Ln, San Ramon, CA 94583 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 8 bd · 5 ba · 4,450 sqft · built 1984 |
| Lot Size | 0.238 acres (10,380 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $872,000 (Nov 2004) |
| Tax Bill | $17,315 (2025) |
| Deeds & Mortgages | Aug 2024 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 209-580-013-8 |
| Primary APN | 209-580-013-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 5 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 20 Rooms |
| Stories | 2 Stories |
| Building Area | 4,450 sqft Living Area |
| 1st Floor Area | 2,406 sqft |
| 2nd Floor Area | 1,022 sqft |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1985 |
| Lot Area | 10,380 sqft (0.238 acres) |
| Garage Type | Attached |
| Garage Area | 1,260 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 101 COBBLESTONE LN |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-1755 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T5379 LOT 10 & TR ADJ |
| Legal Subdivision | SUBDIVISION 5379 |
| Legal Tract | 5379 |
| Legal Lot Number | 10 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 345206 |
Source: Contra Costa County records · APN 209-580-013-8
Assessment roll updated July 14, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 101 COBBLESTONE LN, SAN RAMON, CA 94583-1755 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 05, 2004 · Amount on Record |
| Deed Sale | Nov 05, 2004 · Amount on Record |
| Prior Sale | May 01, 2002 · Amount on Record |
| Deed Document Number | 2004425281 |
| Last Transfer Date | Aug 06, 2024 |
| Transfer Doc | 0000077642 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 12, 2024 |
| Property Address | 101 COBBLESTONE LN, SAN RAMON, CA 94583-1755 |
| Document Number | 0000077642 |
| Map Reference | MB 228 PG 3 |
| Instrument Date | Aug 06, 2024 |
| Instrument | 2024- 077642 |
| Transaction Type | Transfer |
| Record Updated | Oct 30, 2025 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 101 COBBLESTONE LN, SAN RAMON, CA 94583-1755 |
| Document Number | 0000077643 |
|---|---|
| Date | Aug 12, 2024 |
| Instrument | 2024-0077643 |
| Name | GOLDEN BANK NA |
|---|---|
| Type | Bank |
| Address | 9315 BELLAIRE BLVD, HOUSTON, TX 77036 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Aug 25, 2054 |
| Change Frequency | Monthly |
|---|
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | San Ramon City |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,505,920 (+2%) Land $853,067 Building $652,853 | |
| 2025 | $17,315.00 (+3.62%) Homeowner's exemption | $1,476,393 (+4.04%) Land $836,341 Building $640,052 |
| 2023 | $16,710.00 (+6.55%) Homeowner's exemption | $1,419,065 Land $803,866 Building $615,199 |
| 2022 | $15,683.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | High above 85% of the US · above 64% of California |
|---|---|
| Wildfire Likelihood | About 1 in 133 per year |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 160 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| Etheric Communications, LLC. | Fixed Wireless (licensed-by-rule) | 250 / 100 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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