Contra Costa County property record for 102 Ygnacio Ct, Walnut Creek, CA 94598
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,376 sqft · built 1958 |
| Lot Size | 0.23 acres (10,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $485,000 (May 2010) |
| Tax Bill | $8,051 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 173-171-019-8 |
| Primary APN | 173-171-019-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,376 sqft Living Area |
| 1st Floor Area | 1,376 sqft |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1965 |
| Lot Area | 10,000 sqft (0.23 acres) |
| Garage Type | Attached |
| Garage Area | 557 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 102 YGNACIO CT |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-1809 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R115 |
| Legal Description | TRACT 2566 LOT 19 |
| Legal Tract | 2566 |
| Legal Lot Number | 19 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 338204 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 102 YGNACIO CT, WALNUT CREEK, CA 94598-1809 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 27, 2010 · Amount on File |
| Deed Sale | May 27, 2010 · Amount on File |
| Prior Sale | Feb 23, 2010 · Amount on File |
| Deed Document Number | 2010106454 |
| Prior Transfer Date | May 24, 2010 |
| Prior Transfer Doc | 0000106453 |
| Record Updated | Oct 29, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Walnut Creek Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $638,552 (+2%) Land $454,230 Building $184,322 | |
| 2025 | $8,051.00 (+3.92%) | $626,032 (+4.04%) Land $445,324 Building $180,708 |
| 2023 | $7,747.00 (+2.14%) | $601,725 Land $428,033 Building $173,692 |
| 2022 | $7,585.00 |
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 |
| Nearby Flood Claims | 2 (1998–2004) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Feb 2004 · rainfall accumulation |
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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 397 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, Sonic Telecom, Verizon.
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