Contra Costa County property record for 115 Alder Ct, Hercules, CA 94547 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 1,927 sqft · built 1977 |
| Lot Size | 0.174 acres (7,590 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $5,073 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 406-441-003 |
| Primary APN | 406-441-003 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,927 sqft Living Area |
| 1st Floor Area | 972 sqft |
| 2nd Floor Area | 955 sqft |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1977 |
| Lot Area | 7,590 sqft (0.174 acres) |
| Garage Type | Attached |
| Garage Area | 458 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 115 ALDER CT |
|---|---|
| City | HERCULES |
| State | CA |
| Zip | 94547-1331 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 4746 LOT 58 |
| Legal Subdivision | MAP OF SUBDIVISION 4746 |
| Legal Tract | 4746 |
| Legal Lot Number | 58 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 359203 |
Source: Contra Costa County records · APN 406-441-003
Assessment roll updated July 14, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 115 ALDER CT, HERCULES, CA 94547-1331 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Hercules City |
| Unified School District | West Contra Costa 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 | $268,345 (+2%) Land $100,780 Building $167,565 | |
| 2025 | $5,073.00 (+7.21%) Homeowner's exemption | $263,084 (+4.04%) Land $98,804 Building $164,280 |
| 2023 | $4,732.00 (+1.24%) Homeowner's exemption | $252,869 Land $94,968 Building $157,901 |
| 2022 | $4,674.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133592033, refreshed September 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 |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 494 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Unwired. Availability varies by address; speeds are provider-advertised maximums, not measured.
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