Contra Costa County property record for 175 Madelia Pl, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2.5 ba · 1,711 sqft · built 1964 |
| Lot Size | 0.161 acres (7,000 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $217,000 (Jun 1996) |
| Tax Bill | $4,675 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 210-330-037-8 |
| Primary APN | 210-330-037-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,711 sqft Living Area |
| Gross Area | 2,160 sqft |
| 1st Floor Area | 724 sqft |
| 2nd Floor Area | 987 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 7,000 sqft (0.161 acres) |
| Garage Type | Attached |
| Garage Area | 449 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 175 MADELIA PL |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-3730 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 3030 LOT 110 EX 1/2 MR |
| Legal Subdivision | SUBDIVISION 3030 |
| Legal Tract | 3030 |
| Legal Lot Number | 110 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 345101 |
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 Company Names on Record |
|---|---|
| Mailing Address | 175 MADELIA PL, SAN RAMON, CA 94583-3730 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 14, 1996 · Amount on Record |
| Deed Sale | Jun 14, 1996 · Amount on Record |
| Deed Document Number | 1996111960 |
| Last Transfer Date | Mar 20, 2025 |
| Transfer Doc | 0000033767 |
| Record Updated | Sep 20, 2026 |
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 | $367,673 (+2%) Land $237,217 Building $130,456 | |
| 2025 | $4,675.00 (+3.91%) Homeowner's exemption | $360,465 (+4.04%) Land $232,566 Building $127,899 |
| 2023 | $4,499.00 (+0.74%) Homeowner's exemption | $346,470 Land $223,536 Building $122,934 |
| 2022 | $4,466.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 44% of the US · lower than 74% of California |
|---|---|
| Wildfire Likelihood | 0.06% 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 | 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 513 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
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