138 Hahn Way, Cotati, CA 94931 Property Records

Sonoma County property record for 138 Hahn Way, Cotati, CA 94931

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,451 sqft · built 1988
Lot Size	0.178 acres (7,748 sqft)
Owner	2 Individual Names on File
Last Sale	$139,500 (Sep 1988)
Tax Bill	$3,490 (2025)
Deeds & Mortgages	Apr 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`046-590-010-000`

Property Details

APN / Parcel Number

Primary APN	`046-590-010-000`
Alternative APN	`046-590-010`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	3 Rooms
Stories	2 Stories
Building Area	1,451 sqft Living Area
1st Floor Area	714 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1988
Effective Year Built	Effective 1988
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	7,748 sqft (0.178 acres)
Garage Area	459 sqft

Utilities, Heating & Cooling

Cooling System	HVAC

Location & Zoning

Old Parcel Number	046-590-010
Street Address	138 HAHN WAY
City	COTATI
State	CA
Zip	94931-5313
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	CITYCO
Legal Description	QUAIL HOLLOW SUB LOT 10
Legal Subdivision	QUAIL HOLLOW
Legal Block	3
Legal Lot Number	10
Jurisdiction	SONOMA CA
Township / Civil Division	PETALUMA
Census Block Group	3
Census Block	3004
Census Tract	151203

Owner

Source: Sonoma County records · APN 046-590-010-000

Assessment roll updated April 13, 2026 · Last verified May 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 File
Mailing Address	138 HAHN WAY, COTATI, CA 94931-5313
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Sep 08, 1988 · Amount on Record
Deed Sale	Sep 08, 1988 · Amount on Record
Deed Document Number	198875296
Record Updated	Jun 08, 2026

April 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SONOMA CA
Property Address	138 HAHN WAY, COTATI, CA 94931-5313
Transaction Type	Mortgage
Record Updated	May 19, 2021
Title Company	AMROCK INC, AMROCK

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	138 HAHN WAY, COTATI, CA 94931-5313

Mortgage

Document Number	0000052898
Date	Apr 29, 2021
Instrument	2021052898

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	240 Months
Due	Apr 01, 2041

Tax Assessment & Valuation

Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified May 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

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

Year	Tax Bill	Assessed Value
2025	$3,490.00 (+3.19%) Homeowner's exemption	$272,353 (+4.04%) Land $84,433 Building $187,920
2023	$3,382.00 (+1.84%) Homeowner's exemption	$261,779 Land $81,155 Building $180,624
2022	$3,321.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of February 15, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	3 in force

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

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

Based on FCC filings for 348 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF COTATI serves 7,290 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.