1350 Montego, Walnut Creek, CA 94598 Property Records

Contra Costa County property record for 1350 Montego, Walnut Creek, CA 94598

Property Summary

Property Type	Commercial Office
Details	63,795 sqft · built 1980
Lot Size	3.09 acres (134,992 sqft)
Owner	Company Name on Record
Last Sale	$20,000,000 (Oct 2021)
Tax Bill	$118,266 (2025)
Deeds & Mortgages	Feb 2026 Sale Oct 2021 Sale
Flood Zone	Zone X (minimal risk)
APN	`140-260-030-6`

Property Details

APN / Parcel Number

Primary APN	`140-260-030-6`
Alternative APN	`140-260-030`

Interior

Total Rooms	1 Room
Stories	1 Story
Building Area	63,795 sqft Gross Area
1st Floor Area	63,795 sqft

Exterior

Year Built	Built 1980
Effective Year Built	Effective 2002
Lot Area	134,992 sqft

Location & Zoning

Street Address	1350 MONTEGO
City	WALNUT CREEK
State	CA
Zip	94598-2822
Property Category	Commercial
Property Type	Commercial > Office > Commercial Office
Legal Description	PARCEL MAP 34 PG 3 POR PCL B
Legal Subdivision	PARCEL MAP M S 804 18
Legal Tract	34PM3
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2006
Census Tract	343002

Owner

Source: Contra Costa County records, as of August 6, 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	400 CONCAR DR, SAN MATEO, CA 94402-2681
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Feb 19, 2026	Agreement of Sale, Transfer
Oct 13, 2021	Grant Deed, Transfer FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 13, 2021 · Amount on Record
Deed Sale	Oct 13, 2021 · Amount on Record
Prior Sale	Mar 29, 2018 · Amount on Record
Deed Document Number	2021282701
Prior Transfer Date	May 16, 2019
Prior Transfer Doc	0000071938
Record Updated	Oct 29, 2026

February 2026: Agreement of Sale, Transfer

Document Type	Agreement of Sale
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 19, 2026
Property Address	1350 MONTEGO, WALNUT CREEK, CA 94598-2822
Document Number	0000016549
Map Reference	MB 34 PG 3
Instrument Date	Feb 5, 2026
Instrument	2026- 016549
Transaction Type	Transfer
Record Updated	Mar 2, 2026

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name

October 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 13, 2021
Property Address	1350 MONTEGO, WALNUT CREEK, CA 94598-2822
Document Number	0000282701
Map Reference	MB 215 PG 19-22
Instrument Date	Oct 8, 2021
Instrument	2021-282701
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transaction

Amount	Amount Recorded
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	70 S 1ST ST, SAN JOSE, CA 95113-2406
Investor	Possibly a Property Investor

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	Walnut Creek City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$9,430,000 (-1.04%) Land $4,603,700 Building $4,826,300
2025	$118,266.00 (-12.56%)	$9,529,000 (-15.23%) Land $4,652,000 Building $4,877,000
2023	$135,259.00 (+2.13%)	$11,240,400 Land $5,487,600 Building $5,752,800
2022	$132,438.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

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 minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	3 in force
Nearby Flood Claims	1 (2004)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 2004 · tidal / storm surge

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	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 301 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Cable · Fiber in parts of the area	1,500 / 50
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fixed Wireless in parts of the area	100 / 20

May also be available: Etheric Networks, Sonic Telecom.

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