8 Adeline Dr, Walnut Creek, CA 94596 Property Records

Contra Costa County property record for 8 Adeline Dr, Walnut Creek, CA 94596

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,751 sqft · built 1955
Lot Size	0.507 acres (22,100 sqft)
Owner	Company Name on File
Last Sale	$370,000 (Dec 1994)
Tax Bill	$7,940 (2025)
Deeds & Mortgages	Oct 2022 Transfer
Flood Zone	Zone X (minimal risk)
APN	`180-100-012-4`

Property Details

APN / Parcel Number

Primary APN	`180-100-012-4`
Alternative APN	`180-100-012`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,751 sqft Living Area
1st Floor Area	2,751 sqft

Exterior

Year Built	Built 1955
Effective Year Built	Effective 1960
Lot Area	22,100 sqft (0.507 acres)
Garage Type	Attached
Garage Area	785 sqft
Parking Spaces	3 Parking Spaces

Location & Zoning

Street Address	8 ADELINE DR
City	WALNUT CREEK
State	CA
Zip	94596-5402
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R20
Legal Description	MASON MANOR LOT 3
Legal Subdivision	MASON MANOR
Legal Lot Number	3
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	4
Census Block	4005
Census Tract	343001

Owner

Source: Contra Costa County records · APN 180-100-012-4

Assessment roll updated July 14, 2026 · Last verified July 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 File
Mailing Address	8 ADELINE DR, WALNUT CREEK, CA 94596-5402
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Dec 29, 1994 · Amount on Record
Deed Sale	Dec 29, 1994 · Amount on Record
Deed Document Number	1994303418
Record Updated	Sep 20, 2026

October 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 18, 2022
Property Address	8 ADELINE DR, WALNUT CREEK, CA 94596-5402
Document Number	0000155373
Map Reference	MB 49 PG 21
Instrument Date	Oct 15, 2022
Instrument	2022-155373
Transaction Type	Transfer
Record Updated	Jun 07, 2023

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	8 ADELINE DR, WALNUT CREEK, CA 94596-5402

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Secondary School District	Acalanes Union High School District (09 - 12)
Elementary School District	Walnut Creek Elementary School District (KG - 08)

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value
2026		$633,892 (+2%) Land $318,658 Building $315,234
2025	$7,940.00 (+3.95%) Homeowner's exemption	$621,463 (+4.04%) Land $312,410 Building $309,053
2023	$7,638.00 (+2.14%) Homeowner's exemption	$597,333 Land $300,280 Building $297,053
2022	$7,478.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of October 12, 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
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	1 in force

Wildfire

Wildfire Risk	Low lower than 64% of the US · lower than 79% of California
Wildfire Likelihood	0.04% annual chance
Exposure	None beyond 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)
Sonic Telecom Fiber	10,000 / 10,000
Xfinity Cable	2,000 / 250
Radiate Holdings Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
T-Mobile USA Fixed Wireless	100 / 20

May also be available: AT&T, Etheric Communications, LLC., Verizon.

Based on FCC filings for 340 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	EAST BAY MUD serves 1,468,000 people
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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.