230 Summit Rd, Walnut Creek, CA 94598 Property Records

Contra Costa County property record for 230 Summit Rd, Walnut Creek, CA 94598

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 2,336 sqft · built 1947
Lot Size	0.143 acres (6,230 sqft)
Owner	Company Name on File
Last Sale	$775,000 (Jul 2008)
Tax Bill	$11,736 (2025)
Flood Zone	Zone X (minimal risk)
APN	`179-120-008`

Property Details

APN / Parcel Number

Primary APN	`179-120-008`
Alternative APN	`179-120-008-0`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,336 sqft Living Area
1st Floor Area	1,302 sqft
Basement Area	1,034 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1983
Architectural Style	Contemporary
Exterior Material	Wood Siding
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	6,230 sqft (0.143 acres)
Garage Type	Carport
Garage Area	468 sqft
Carport	Carport
Carport Area	468 sqft
Parking Spaces	2 Parking Spaces
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	230 SUMMIT RD
City	WALNUT CREEK
State	CA
Zip	94598-4730
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R110
Legal Description	HOMESTEAD RANCH LAKEWOOD #2 LOT 6
Legal Subdivision	HOMESTEAD RANCH LAKEWOOD 02
Legal Lot Number	6
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1009
Census Tract	343002

Owner

Source: Contra Costa County records · APN 179-120-008

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	230 SUMMIT RD, WALNUT CREEK, CA 94598-4730
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jul 31, 2008 · Amount on Record
Deed Sale	Jul 31, 2008 · Amount on Record
Deed Document Number	2008169541
Prior Transfer Date	Aug 17, 2007
Prior Transfer Doc	0000242948
Record Updated	Sep 20, 2026

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
Municipality	Walnut Creek City
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		$1,017,961 (+2%) Land $689,590 Building $328,371
2025	$11,736.00 (+3.99%)	$998,002 (+4.04%) Land $676,069 Building $321,933
2023	$11,286.00 (+2.3%)	$959,250 Land $649,817 Building $309,433
2022	$11,032.00

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
Flood Insurance Cost	Premium on Record median of 45 policies
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	45 in force
Nearby Flood Claims	25 (1982–2023)
Claims Outside the SFHA	1 of 25
Most Recent Claim	Feb 2023 · Severe Winter Storms And Mudslides
Claims by Event	Severe Winter Storms, Flooding, Landslides, And Mudslides, Dec 2022 · 2 claims Severe Winter Storms, Flooding, And Mudslides, Jan 2017 · 2 claims Severe Winter Storm, Mud & Land Slides, & Flooding, Feb 1993 · 8 claims

Wildfire

Wildfire Risk	Low lower than 63% of the US · lower than 78% of California
Wildfire Likelihood	0.05% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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
AT&T Fiber · DSL	5,000 / 5,000
Xfinity Cable	2,000 / 250
Radiate Holdings Cable · Fiber in parts of the area	1,500 / 50
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20

May also be available: Etheric Communications, LLC..

Based on FCC filings for 480 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.