Contra Costa County property record for 3103 Broncho Ln, Walnut Creek, CA 94598
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 2 ba · 1,894 sqft · built 1973 |
| Lot Size | 0.131 acres (5,704 sqft) |
| Owner | Individual Name on File |
| Last Sale | $405,000 (Apr 2002) |
| Tax Bill | $7,480 (2025) |
| Deeds & Mortgages | Dec 2025 Line of Credit Mar 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 138-070-025 |
| Primary APN | 138-070-025 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,894 sqft Living Area |
| 1st Floor Area | 1,400 sqft |
| 2nd Floor Area | 494 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1973 |
| Architectural Style | Traditional |
| Exterior Material | Wood Siding |
| Roof Material | Wood Shingle |
| Lot Area | 5,704 sqft (0.131 acres) |
| View / Lot | Woodland |
| Garage Type | Attached |
| Garage Area | 570 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 3103 BRONCHO LN |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-4601 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | P1 |
| Legal Description | TRACT 4127 LOT 16 |
| Legal Subdivision | 4127 NORTHGATE |
| Legal Tract | 4127 |
| Legal Block | 2 |
| Legal Lot Number | 16 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 338302 |
3103 Broncho Ln, a townhouse, is owned and occupied by an individual who bought it in April 2002.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 3103 BRONCHO LN, WALNUT CREEK, CA 94598-4601 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Dec 19, 2025 | Deed of Trust, Mortgage · Line of Credit SPRING EQ LLC |
| Mar 18, 2021 | Deed of Trust, Mortgage · Conventional Mortgage NATIONSTAR MORTGAGE LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 12, 2002 · Amount on File |
| Deed Sale | Apr 12, 2002 · Amount on File |
| Deed Document Number | 2002129264 |
| Prior Transfer Date | Feb 12, 1997 |
| Prior Transfer Doc | 0000042821 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3103 BRONCHO LN, WALNUT CREEK, CA 94598-4601 |
| Transaction Type | Mortgage |
| Record Updated | Jan 1, 2026 |
| Name | Verified Name |
|---|---|
| Address | 3103 BRONCHO LN, WALNUT CREEK, CA 94598-4601 |
| Document Number | 0000141489 |
|---|---|
| Date | Dec 19, 2025 |
| Instrument | 2025- 141489 |
| Name | SPRING EQ LLC |
|---|---|
| Type | Mortgage Company |
| Address | 1 W ELM ST STE 450, CONSHOHOCKEN, PA 19428 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2056 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3103 BRONCHO LN, WALNUT CREEK, CA 94598-4601 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | 3103 BRONCHO LN, WALNUT CREEK, CA 94598-4601 |
| Document Number | 0000082044 |
|---|---|
| Date | Mar 18, 2021 |
| Instrument | 2021-082044 |
| Name | NATIONSTAR MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | COPPELL, TX 75019 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 1, 2051 |
The 2025 property tax bill for 3103 Broncho Ln was $7,480.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $610,251 (+2%) Land $301,360 Building $308,891 | |
| 2025 | $7,480.00 | $598,286 Land $295,451 Building $302,835 |
| 2023 | $7,181.00 (+0.87%) | $575,056 Land $283,979 Building $291,077 |
| 2022 | $7,119.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3103 Broncho Ln in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 2 (1998–2016) |
| Most Recent Claim | Mar 2016 · other causes |
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.
Wildfire risk around 3103 Broncho Ln is moderate, ranking above 62% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 62% of the US · lower than 62% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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.
Source: FCC Broadband Data Collection, based on 484 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL | 100 / 20 |
May also be available: Sonic Telecom, T-Mobile.
5G (outdoors only) and 4G LTE
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