1818 la Plz, Cotati, CA 94931 Property Records

Sonoma County property record for 1818 la Plz, Cotati, CA 94931

Property Summary

Property Type	Mixed Use Commercial Office / Residential
Details	1 bd · 1 ba · 7,160 sqft · built 2003
Lot Size	0.34 acres (14,810 sqft)
Owner	Company Name on Record
Last Sale	$40,000 (Mar 2002)
Tax Bill	$20,422 (2025)
Flood Zone	Zone X (minimal risk)
APN	`144-263-004-000`

Property Details

APN / Parcel Number

Primary APN	`144-263-004-000`
Alternative APN	`144-263-004`

Interior

Bedrooms	1 Bed
Full Baths	1 Bath
Total Rooms	2 Rooms
Units	8 Units
Stories	1 Story
Building Area	7,160 sqft Gross Area
1st Floor Area	7,000 sqft

Exterior

Year Built	Built 2003
Effective Year Built	Effective 2003
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	14,810 sqft (0.34 acres)
Garage Type	Attached
Garage Area	160 sqft

Utilities, Heating & Cooling

Cooling System	None

Location & Zoning

Old Parcel Number	144-263-004
Street Address	1818 LA PLZ
City	COTATI
State	CA
Zip	94931-5209
Property Category	Commercial
Property Type	Commercial > Office > Mixed Use Commercial Office / Residential
Local Zoning Code	C1
Legal Description	BLK 4 LOT 13,14
Legal Subdivision	COTATI RHO SUB #6
Legal Block	3
Legal Lot Number	13,14
Jurisdiction	SONOMA CA
Township / Civil Division	PETALUMA
Census Block Group	3
Census Block	3011
Census Tract	151204

Owner

Source: Sonoma County records, as of April 13, 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	652 MCCLAY RD, NOVATO, CA 94947-3806
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 6, 2002 · Amount on Record
Deed Sale	Mar 6, 2002 · Amount on Record
Prior Sale	Sep 18, 1996 · Amount on Record
Deed Document Number	200233426
Last Transfer Date	Sep 6, 2004
Transfer Doc	0000154059
Record Updated	Jun 8, 2026

Tax Assessment & Valuation

Source: Sonoma County assessment roll, as of April 13, 2026

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
Municipality	Cotati City
Unified School District	Cotati-Rohnert Park Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2025	$20,422.00 (+1.84%)	$1,700,000 (-) Land $164,000 Building $1,536,000
2023	$20,053.00 (-0.2%)	$1,700,000 Land $164,000 Building $1,536,000
2022	$20,094.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective February 15, 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 COTATI serves 7,290 people · EPA ID CA4910016
Water Source	Groundwater
Last State Inspection	Aug 2024
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 679 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20