3742 Otter Brook Loop, Discovery Bay, CA 94505 Property Records

Contra Costa County property record for 3742 Otter Brook Loop, Discovery Bay, CA 94505

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,347 sqft · built 2004
Lot Size	0.145 acres (6,294 sqft)
Owner	Company Name on Record
Last Sale	$556,000 (Sep 2004)
Tax Bill	$10,597 (2025)
Deeds & Mortgages	Sep 2020 Transfer Sep 2020 Mortgage + 2 more
Flood Zone	Zone X (moderate risk)
APN	`011-430-061-9`

Property Details

APN / Parcel Number

Primary APN	`011-430-061-9`
Alternative APN	`011-430-061`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	3,347 sqft Living Area
1st Floor Area	1,814 sqft
2nd Floor Area	1,533 sqft

Exterior

Year Built	Built 2004
Effective Year Built	Effective 2004
Architectural Style	Cluster
Lot Area	6,294 sqft (0.145 acres)
View / Lot	Lake
Garage Type	Attached
Garage Area	957 sqft
Parking Spaces	4 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	3742 OTTER BROOK LOOP
City	DISCOVERY BAY
State	CA
Zip	94505-1845
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	P1
Legal Description	T8428 L61
Legal Subdivision	SUBDIVISION 8428
Legal Tract	8428
Legal Lot Number	61
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	EAST CONTRA COSTA
Census Block Group	3
Census Block	3004
Census Tract	304007

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	Company Name on Record
Mailing Address	3742 OTTER BROOK LOOP, DISCOVERY BAY, CA 94505-1845
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Sep 22, 2020	Quit Claim Deed, Transfer AMROCK INC
Sep 22, 2020	Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC
Dec 4, 2019	Quit Claim Deed, Transfer AMROCK INC
Dec 4, 2019	Quit Claim Deed, Transfer · Conventional Mortgage QUICKEN LNS

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 21, 2004 · Amount on Record
Deed Sale	Sep 21, 2004 · Amount on Record
Deed Document Number	2004363540
Last Transfer Date	Aug 29, 2020
Transfer Doc	0000212057
Record Updated	Oct 29, 2026

September 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 22, 2020
Property Address	3742 OTTER BROOK LOOP, DISCOVERY BAY, CA 94505-1845
Document Number	0000212057
Instrument Date	Aug 29, 2020
Instrument	212057
Transaction Type	Transfer
Record Updated	Oct 9, 2020
Title Company	AMROCK INC

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	3742 OTTER BROOK LOOP DISCOVERY BAY CA 945051845, DISCOVERY BAY, CA 94505-1845

September 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 22, 2020
Property Address	3742 OTTER BROOK LOOP, DISCOVERY BAY, CA 94505-1845
Document Number	0000212055
Map Reference	MB 436 PG 10
Instrument Date	Aug 29, 2020
Instrument	2020-212055
Transaction Type	Transfer
Record Updated	Jul 27, 2021
Title Company	AMROCK

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3742 OTTER BROOK LOOP, DISCOVERY BAY, CA 94505-1845

Mortgage

Document Number	0000212056
Date	Sep 22, 2020
Instrument	2020-212056

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	300 Months
Due	Sep 1, 2045

December 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 4, 2019
Property Address	3742 OTTER BROOK LOOP, DISCOVERY BAY, CA 94505-1845
Document Number	0000217457
Instrument Date	Nov 15, 2019
Instrument	217457
Transaction Type	Transfer
Record Updated	Dec 16, 2019
Title Company	AMROCK INC

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	3742 OTTER BROOK LOOP DISCOVERY BAY CA 945051845, DISCOVERY BAY, CA 94505-1845

December 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 4, 2019
Property Address	3742 OTTER BROOK LOOP, DISCOVERY BAY, CA 94505-1845
Document Number	0000217455
Instrument Date	Nov 15, 2019
Instrument	217455
Transaction Type	Transfer
Record Updated	Dec 16, 2019
Title Company	AMROCK TITLE CA INC

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	3742 OTTER BROOK LOOP DISCOVERY BAY CA 945051845, DISCOVERY BAY, CA 94505-1845

Mortgage

Document Number	217456
Date	Dec 4, 2019
Instrument	217456

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Dec 3, 2049

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Elementary School District	Byron 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		$789,932 (+2%) Land $149,278 Building $640,654
2025	$10,597.00 (+6.47%) Homeowner's exemption	$774,444 (+4.04%) Land $146,351 Building $628,093
2023	$9,953.00 (+1.66%) Homeowner's exemption	$744,373 Land $140,669 Building $603,704
2022	$9,790.00

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone A, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	2 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

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.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	TOWN OF DISCOVERY BAY serves 16,790 people · EPA ID CA0710009
Water Source	Groundwater
Last State Inspection	Mar 2023
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 226 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

May also be available: AT&T, T-Mobile.

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