Contra Costa County property record for 146 Grissom Ct, Hercules, CA 94547
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,598 sqft · built 1991 |
| Lot Size | 0.193 acres (8,400 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $625,000 (Dec 2014) |
| Tax Bill | $11,417 (2025) |
| Deeds & Mortgages | Feb 2017 Mortgage Jun 2019 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 362-301-006-7 |
| Primary APN | 362-301-006-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,598 sqft Living Area |
| 1st Floor Area | 1,455 sqft |
| 2nd Floor Area | 1,143 sqft |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 2000 |
| Lot Area | 8,400 sqft (0.193 acres) |
| Garage Type | Attached |
| Garage Area | 709 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 146 GRISSOM CT |
|---|---|
| City | HERCULES |
| State | CA |
| Zip | 94547-1046 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T6774 L6 |
| Legal Subdivision | SUBDIVISION 6774 |
| Legal Tract | 6774 |
| Legal Lot Number | 6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | BRIONES |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 356002 |
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 146 GRISSOM CT, HERCULES, CA 94547-1046 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Feb 14, 2017 | Deed of Trust, Mortgage · Conventional Mortgage NATIONSTAR MORTGAGE LLC |
| Jun 8, 2019 | Deed of Trust, Mortgage · Conventional Mortgage MR COOPER |
| Jul 16, 2018 | Deed of Trust, Mortgage · Conventional Mortgage MR COOPER |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 16, 2014 · Amount on File |
| Deed Sale | Dec 16, 2014 · Amount on File |
| Prior Sale | Jan 31, 2005 · Amount on File |
| Deed Document Number | 2014222402 |
| Prior Transfer Date | May 21, 1999 |
| Prior Transfer Doc | 0000196788 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 146 GRISSOM CT, HERCULES, CA 94547-1046 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | TITLE 365 CORACPOLIS PA |
| Name | Verified Name |
|---|
| Document Number | 0000027894 |
|---|---|
| Date | Feb 14, 2017 |
| Instrument | 2017-027894 |
| Name | NATIONSTAR MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | COPPELL, TX 75019 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Mar 1, 2047 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 146 GRISSOM CT, HERCULES, CA 94547-1046 |
| Document Number | 0000089844 |
| Instrument Date | Jun 8, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Jun 25, 2019 |
| Title Company | TITLE SERVICE AND LIAISON COMPANIES, SIMPLIFILE LC E-RECORDING |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 146 GRISSOM CT HERCULES CA 945471046, HERCULES, CA 94547-1046 |
| Document Number | 0000089844 |
|---|---|
| Date | Jun 14, 2019 |
| Instrument | 89844 |
| Name | MR COOPER |
|---|---|
| Address | COPPELL, TX 75019 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jun 13, 2049 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 146 GRISSOM CT, HERCULES, CA 94547-1046 |
| Document Number | 0000116671 |
| Instrument Date | Jul 16, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jul 27, 2018 |
| Title Company | TITLE 365 CORAOPOLIS PA |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 146 GRISSOM CT HERCULES CA 945471046, HERCULES, CA 94547-1046 |
| Document Number | 0000116671 |
|---|---|
| Date | Jul 23, 2018 |
| Instrument | 116671 |
| Name | MR COOPER |
|---|---|
| Address | DALLAS, TX 75019 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jul 22, 2048 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Hercules City |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $766,171 (+2%) Land $275,820 Building $490,351 | |
| 2025 | $11,417.00 (+5.63%) Homeowner's exemption | $751,149 (+4.04%) Land $270,412 Building $480,737 |
| 2023 | $10,808.00 (+1.15%) Homeowner's exemption | $721,982 Land $259,912 Building $462,070 |
| 2022 | $10,685.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 7 (1993–2017) |
| Claims Outside the SFHA | 2 of 7 |
| Most Recent Claim | Feb 2017 · Severe Winter Storms, Flooding, And Mudslides |
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 | Moderate above 64% of the US · lower than 61% of California |
|---|---|
| Wildfire Likelihood | 0.3% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 245 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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