Contra Costa County property record for 100 Jasper Ct, Hercules, CA 94547 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 1989 |
| Square Footage | 1,922 sqft Living Area |
| Lot Size | 7,000 sqft (0.161 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $539,000 (2003) |
| Tax Bill | $11,735.00 (2025) |
| Primary APN | 407-030-021-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Building Area | 1,922 sqft Living Area |
| 1st Floor | 1,186 sqft 1st Floor |
| 2nd Floor | 736 sqft 2nd Floor |
| Stories | 2 Stories |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Lot Area | 7,000 sqft (0.161 acres) |
| Parking Spaces | 3 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 743 sqft Garage |
| Street Address | 100 JASPER CT |
|---|---|
| City | HERCULES |
| State | CA |
| Zip | 94547-1722 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | T6156A L0227 B |
| Legal Subdivision | SUB 6156 |
| Legal Tract | 6156A |
| Legal Lot Number | 0227 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | WEST CONTRA COSTA |
| Census Blockgroup | 3 |
| Census Block | 3001 |
| Census Tract | 359204 |
Source: Contra Costa County records · APN 407-030-021-7
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 | 100 JASPER CT, HERCULES, CA 94547-1722 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 28, 2003 · Amount on Record |
| Deed Sale | May 28, 2003 · Amount on Record |
| Prior Sale | Aug 28, 1998 · Amount on Record |
| Deed Doc Number | 2003247625 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 100 JASPER CT, HERCULES, CA 94547-1722 |
| Transaction Type | Mortgage |
| Record Updated | Aug 01, 2023 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 100 JASPER CT, HERCULES, CA 94547-1722 |
| Document Number | 0000001943 |
|---|---|
| Date | Jan 05, 2022 |
| Instrument | 2022-001943 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 01, 2052 |
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 | $796,243 (+2%) Land $295,449 Building $500,794 | |
| 2025 | $11,735.00 (+5.6%) Homeowner's exemption | $780,631 (+4.04%) Land $289,656 Building $490,975 |
| 2023 | $11,113.00 (+1.12%) Homeowner's exemption | $750,320 Land $278,409 Building $471,911 |
| 2022 | $10,990.00 |
100 Jasper Ct is in FEMA Zone X, outside the Special Flood Hazard Area, with direct wildfire exposure (Low risk).
Source: FEMA National Flood Hazard Layer · Contra Costa County (06013C), updated October 12, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Low 20th percentile of exposed land nationally · 11th in California |
|---|---|
| Wildfire Likelihood | Low — about 1 in 7,143 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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