374 Walnut St, Costa Mesa, CA 92627 Property Records

Orange County property record for 374 Walnut St, Costa Mesa, CA 92627

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,159 sqft · built 1955
Lot Size	0.147 acres (6,420 sqft)
Owner	2 Trust Names on File
Last Sale	$1,223,000 (Aug 2018)
Tax Bill	$15,382 (2025)
Deeds & Mortgages	Aug 2022 Line of Credit Jun 2019 Mortgage + 3 more
Flood Zone	Zone X (minimal risk)
APN	`426-303-16`

Property Details

APN / Parcel Number

Primary APN	`426-303-16`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	3 Stories
Building Area	1,159 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1955
Effective Year Built	Effective 1955
Architectural Style	Contemporary
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	6,420 sqft (0.147 acres)
Garage Area	682 sqft
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	374 WALNUT ST
City	COSTA MESA
State	CA
Zip	92627-2370
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	N TR 2497 BLK LOT 3
Legal Subdivision	TRACT NO 2497
Legal Tract	2497
Legal Lot Number	3
Jurisdiction	ORANGE CA
Township / Civil Division	CENTRAL COAST
Census Block Group	3
Census Block	3004
Census Tract	63202

Owner

374 Walnut St is held in a trust since August 2018.

Source: Orange County records, as of August 4, 2026

Owner of Record	2 Trust Names on File
Mailing Address	374 WALNUT ST, COSTA MESA, CA 92627-2370
Owner Type	Company
Vesting	Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Aug 3, 2022	Deed of Trust, Mortgage · Line of Credit WESCOM CENTRAL CU
Jun 24, 2019	Deed of Trust, Mortgage · ARM WELLS FARGO BANK NA
Jan 21, 2021	Deed of Trust, Mortgage · Line of Credit WESCOM CENTRAL CU
Aug 20, 2018	Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA
Aug 24, 2017	Affidavit of Death, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 20, 2018 · Amount on File
Deed Sale	Aug 20, 2018 · Amount on File
Deed Document Number	2018304478
Prior Transfer Date	Aug 23, 2017
Prior Transfer Doc	0000359498
Record Updated	Oct 29, 2026

August 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ORANGE CA
Property Address	374 WALNUT ST, COSTA MESA, CA 92627-2370
Transaction Type	Mortgage
Record Updated	Aug 10, 2022
Title Company	FIRST AMERICAN

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	374 WALNUT ST, COSTA MESA, CA 92627-2370

Mortgage

Document Number	0000267445
Date	Aug 3, 2022
Instrument	2022000267445

Lender

Name	WESCOM CENTRAL CU
Type	Credit Union
Address	ANAHEIM, CA 92807

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Aug 25, 2052

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

June 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ORANGE CA
Property Address	374 WALNUT ST, COSTA MESA, CA 92627-2370
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	LAWYERS TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000221965
Date	Jun 24, 2019
Instrument	2019000221965

Lender

Name	WELLS FARGO BANK NA
Type	Bank
Address	SIOUX FALLS, SD 57104

Agreement

Type	ARM
Amount	Amount on Record
Term	361 Months
Due	Jul 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	3.37%
Type Change Date	Jul 1, 2026
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	5.37%
Index	1-Year LIBOR
Max Rate	8.37%

January 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ORANGE CA
Property Address	374 WALNUT ST, COSTA MESA, CA 92627-2370
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	374 WALNUT ST, COSTA MESA, CA 92627-2370

Mortgage

Document Number	0000043426
Date	Jan 21, 2021
Instrument	2021000043426

Lender

Name	WESCOM CENTRAL CU
Type	Credit Union
Address	ANAHEIM, CA 92807

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	361 Months
Due	Feb 25, 2051

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

August 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ORANGE CA
Recording Date	Aug 20, 2018
Property Address	374 WALNUT ST, COSTA MESA, CA 92627-2370
Document Number	0000304478
Map Reference	MB69 PG50
Instrument Date	Aug 1, 2018
Instrument	2018000304478
Transaction Type	Transfer
Record Updated	Sep 14, 2021
Title Company	LAWYERS TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	374W ALNUT ST, COSTA MESA, CA 92627

Mortgage

Document Number	0000304479
Date	Aug 20, 2018
Instrument	2018000304479

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Sep 1, 2048

August 2017: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	ORANGE CA
Recording Date	Aug 24, 2017
Property Address	374 WALNUT ST, COSTA MESA, CA 92627-2370
Document Number	0000359498
Instrument Date	Aug 23, 2017
Instrument	359498
Transaction Type	Transfer
Record Updated	Aug 31, 2017

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	374 WALNUT ST COSTA MESA CA 926272370, COSTA MESA, CA 92627-2370

Tax Assessment & Valuation

The 2025 property tax bill for 374 Walnut St was $15,382.

Source: Orange County assessment roll, as of August 4, 2026

Property Jurisdictions

Type	Name
State	California
County	Orange County
Municipality	Costa Mesa City
Unified School District	Newport-Mesa Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,391,562 (+2%) Land $1,307,523 Building $84,039
2025	$15,382.00	$1,364,277 Land $1,281,885 Building $82,392
2023	$14,665.00 (+2.45%)	$1,311,301 Land $1,232,107 Building $79,194
2022	$14,314.00

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

Flood

FEMA maps place 374 Walnut St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective September 27, 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	3 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

The area around 374 Walnut St has no burnable land within ember reach, so its wildfire risk is not rated.

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	MESA WATER DISTRICT serves 110,000 people · EPA ID CA3010004
Water Source	Purchased surface water from several systems
Last State Inspection	Aug 2023
Lead	Under 1 ppb (2024–2026) 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 819 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL	5,000 / 5,000
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks.

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