Contra Costa County property record for 255 Horizon Ct, Oakley, CA 94561
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 1,677 sqft · built 1996 |
| Lot Size | 0.095 acres (4,140 sqft) |
| Owner | Individual Name on File |
| Last Sale | $174,000 (Apr 2010) |
| Tax Bill | $4,002 (2025) |
| Deeds & Mortgages | Mar 2022 Mortgage Nov 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 035-263-028-9 |
| Primary APN | 035-263-028-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,677 sqft Living Area |
| 1st Floor Area | 750 sqft |
| 2nd Floor Area | 927 sqft |
| Year Built | Built 1996 |
|---|---|
| Effective Year Built | Effective 1997 |
| Exterior Material | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 4,140 sqft (0.095 acres) |
| Garage Type | Attached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 255 HORIZON CT |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-2422 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7837 L28 |
| Legal Subdivision | 7837 |
| Legal Tract | 7837 |
| Legal Lot Number | 28 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 302007 |
255 Horizon Ct is owned and occupied by an individual who acquired it in November 2017.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 255 HORIZON CT, OAKLEY, CA 94561-2422 |
| 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 |
|---|---|
| Mar 31, 2022 | Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC |
| Nov 17, 2017 | Intrafamily Transfer, Transfer · Conventional Mortgage SUMMIT FUNDING INC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 30, 2010 · Amount on File |
| Deed Sale | Apr 30, 2010 · Amount on File |
| Prior Sale | Dec 24, 2009 · Amount on File |
| Deed Document Number | 201087309 |
| Last Transfer Date | Nov 15, 2017 |
| Transfer Doc | 0000217379 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 255 HORIZON CT, OAKLEY, CA 94561-2422 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 255 HORIZON CT, OAKLEY, CA 94561-2422 |
| Document Number | 0000056726 |
|---|---|
| Date | Mar 31, 2022 |
| Instrument | 2022-056726 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2052 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 17, 2017 |
| Property Address | 255 HORIZON CT, OAKLEY, CA 94561-2422 |
| Document Number | 0000217379 |
| Map Reference | MAP377 PG32-36 |
| Instrument Date | Nov 15, 2017 |
| Instrument | 2017-217379 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | FIDELITY NATIONAL TITLE CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 255 HORIZON CT, OAKLEY, CA 94561-2422 |
| Document Number | 0000217380 |
|---|---|
| Date | Nov 17, 2017 |
| Instrument | 2017-217380 |
| Name | SUMMIT FUNDING INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Dec 1, 2047 |
The 2025 property tax bill for 255 Horizon Ct was $4,002 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Oakley City |
| Secondary School District | Liberty Union High School District (09 - 12) |
| Elementary School District | Oakley Union Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $229,080 (+2%) Land $39,491 Building $189,589 | |
| 2025 | $4,002.00 Homeowner's exemption | $224,589 Land $38,717 Building $185,872 |
| 2023 | $3,884.00 (+1.09%) Homeowner's exemption | $215,869 Land $37,214 Building $178,655 |
| 2022 | $3,842.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 255 Horizon Ct in Zone X, an area of minimal flood risk.
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 Policies | 1 in force |
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 255 Horizon Ct is low, with a 0.01% annual chance of wildfire.
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 | DIABLO WATER DISTRICT serves 47,158 people · EPA ID CA0710007 |
|---|---|
| Water Source | Purchased surface water from RANDALL-BOLD WATER TREATMENT PLANT |
| Last State Inspection | Jan 2024 |
| Also Mapped Here | CONTRA COSTA WATER DISTRICT |
| Lead | 2 ppb (2020–2022) 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 626 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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