Contra Costa County property record for 5612 Monaghan Way, Antioch, CA 94531
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,710 sqft · built 2012 |
| Lot Size | 0.192 acres (8,351 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $511,000 (Oct 2016) |
| Tax Bill | $7,341 (2025) |
| Deeds & Mortgages | May 2022 Second Mortgage Apr 2021 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 056-440-012-5 |
| Primary APN | 056-440-012-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,710 sqft Living Area |
| 1st Floor Area | 1,466 sqft |
| 2nd Floor Area | 1,244 sqft |
| Year Built | Built 2012 |
|---|---|
| Effective Year Built | Effective 2012 |
| Lot Area | 8,351 sqft (0.192 acres) |
| Garage Type | Attached |
| Garage Area | 735 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 5612 MONAGHAN WAY |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-8671 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8951 L411 |
| Legal Subdivision | SUBDIVISION 8951 |
| Legal Tract | 8951 |
| Legal Lot Number | 411 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 302009 |
Source: Contra Costa County records, as of July 14, 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 Record |
|---|---|
| Mailing Address | 5612 MONAGHAN WAY, ANTIOCH, CA 94531-8671 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| May 3, 2022 | Deed of Trust, Mortgage · Stand-Alone Second Mortgage PATELCO CU |
| Apr 28, 2021 | Deed of Trust, Mortgage · Conventional Mortgage PLATINUM HOME MORTGAGE CORP |
| Aug 21, 2019 | Deed of Trust, Mortgage · FHA Mortgage GUILD MORTGAGE CO |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 11, 2016 · Amount on Record |
| Deed Sale | Oct 11, 2016 · Amount on Record |
| Prior Sale | Dec 28, 2012 · Amount on Record |
| Deed Document Number | 2016211071 |
| Prior Transfer Date | Dec 17, 2012 |
| Prior Transfer Doc | 0000331358 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 5612 MONAGHAN WAY, ANTIOCH, CA 94531-8671 |
| Transaction Type | Mortgage |
| Record Updated | Aug 1, 2023 |
| Name | Verified Name |
|---|---|
| Address | 5612 MONAGHAN WAY, ANTIOCH, CA 94531-8671 |
| Document Number | 0000076948 |
|---|---|
| Date | May 3, 2022 |
| Instrument | 2022-076948 |
| Name | PATELCO CU |
|---|---|
| Type | Credit Union |
| Address | DUBLIN, CA 94568 |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | May 1, 2037 |
| Rate Type | Fixed Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 5612 MONAGHAN WAY, ANTIOCH, CA 94531-8671 |
| Transaction Type | Mortgage |
| Record Updated | Aug 1, 2023 |
| Title Company | STEWART TITLE, STEWART TITLE OF CA INC |
| Name | Verified Name |
|---|---|
| Address | 5612 MONAGHAN WAY, ANTIOCH, CA 94531-8671 |
| Document Number | 0000128230 |
|---|---|
| Date | Apr 28, 2021 |
| Instrument | 2021-128230 |
| Name | PLATINUM HOME MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | ROLLING MEADOWS, IL 60008 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | May 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 5612 MONAGHAN WAY, ANTIOCH, CA 94531-8671 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0000133965 |
|---|---|
| Date | Aug 21, 2019 |
| Instrument | 2019-133965 |
| Name | GUILD MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Address | SAN DIEGO, CA 92111 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 1, 2049 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Antioch City |
| Elementary School District | Brentwood Union Elementary School District (KG - 08) |
| Secondary School District | Liberty Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $604,914 (+2%) Land $130,214 Building $474,700 | |
| 2025 | $7,341.00 (+4.19%) Homeowner's exemption | $593,054 (+4.04%) Land $127,661 Building $465,393 |
| 2023 | $7,046.00 (+1.43%) Homeowner's exemption | $570,026 Land $122,704 Building $447,322 |
| 2022 | $6,947.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | CITY OF ANTIOCH serves 116,781 people · EPA ID CA0710001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2024 |
| 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.
Source: FCC Broadband Data Collection, based on 416 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
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