5601 Monaghan Way, Antioch, CA 94531 Property Records

Contra Costa County property record for 5601 Monaghan Way, Antioch, CA 94531

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,781 sqft · built 2012
Lot Size	0.146 acres (6,365 sqft)
Owner	2 Individual Names on Record
Last Sale	$359,500 (Dec 2012)
Tax Bill	$5,681 (2025)
Flood Zone	Zone X (minimal risk)
APN	`056-440-031-5`

Property Details

APN / Parcel Number

Primary APN	`056-440-031-5`
Alternative APN	`056-440-031`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,781 sqft Living Area
1st Floor Area	1,512 sqft
2nd Floor Area	1,269 sqft

Exterior

Year Built	Built 2012
Effective Year Built	Effective 2012
Lot Area	6,365 sqft (0.146 acres)
Garage Type	Attached
Garage Area	482 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	5601 MONAGHAN WAY
City	ANTIOCH
State	CA
Zip	94531-8671
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T8951 L457
Legal Tract	8951
Legal Lot Number	457
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	EAST CONTRA COSTA
Census Block Group	2
Census Block	2009
Census Tract	302009

Owner

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	5601 MONAGHAN WAY, ANTIOCH, CA 94531-8671
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 6, 2012 · Amount on Record
Deed Sale	Dec 6, 2012 · Amount on Record
Prior Sale	Aug 23, 2012 · Amount on Record
Deed Document Number	2012310191
Prior Transfer Date	Nov 30, 2012
Prior Transfer Doc	0000310190
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

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)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$451,035 (+2%) Land $50,235 Building $400,800
2025	$5,681.00 (+4.49%) Homeowner's exemption	$442,192 (+4.04%) Land $49,250 Building $392,942
2023	$5,437.00 (+1.38%) Homeowner's exemption	$425,024 Land $47,339 Building $377,685
2022	$5,363.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

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.

Wildfire

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.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

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