948 Dewing Ave, Apt A, Lafayette, CA 94549 Property Records

Contra Costa County property record for 948 Dewing Ave, Apt A, Lafayette, CA 94549

Property Summary

Property Type	Quadplex
Details	2,467 sqft · built 1951
Lot Size	0.191 acres (8,300 sqft)
Owner	2 Company Names on File
Last Sale	$443,000 (Mar 1999)
Tax Bill	$11,546 (2025)
Deeds & Mortgages	Mar 2018 Line of Credit
Flood Zone	Zone X (moderate risk)
APN	`243-102-004-5`

Property Details

APN / Parcel Number

Primary APN	`243-102-004-5`
Alternative APN	`243-102-004`

Interior

Total Rooms	4 Rooms
Stories	1 Story
Building Area	2,467 sqft Living Area
Gross Area	1,250 sqft
1st Floor Area	1,250 sqft

Exterior

Year Built	Built 1951
Effective Year Built	Effective 1951
Architectural Style	Quadruplex
Lot Area	8,300 sqft (0.191 acres)

Location & Zoning

Street Address	948 DEWING AVE, A
City	LAFAYETTE
State	CA
Zip	94549-4263
Property Category	Residential
Property Type	Residential > Multi-Unit > Quadplex
Legal Description	BICKERSTAFF TRACT POR LOT 5 BLK 1
Legal Subdivision	BICKERSTAFF
Legal Block	1
Legal Lot Number	5
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1003
Census Tract	350000

Owner

Source: Contra Costa County assessment roll, APN 243-102-004-5, as of 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	2 Company Names on File
Mailing Address	3 LAS PALOMAS, ORINDA, CA 94563-1915
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Mar 17, 1999 · Amount on Record
Deed Sale	Mar 17, 1999 · Amount on Record
Prior Sale	Jan 10, 1997 · Amount on Record
Deed Document Number	199973049
Last Transfer Date	Jan 07, 2008
Transfer Doc	0000005122
Record Updated	Sep 20, 2026

March 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	948 DEWING AVE APT A, A, LAFAYETTE, CA 94549-4263
Transaction Type	Mortgage
Record Updated	Nov 03, 2022
Title Company	FIRST AMERICAN TITLE OFS

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000033394
Date	Mar 05, 2018
Instrument	2018-033394

Lender

Name	FREMONT BANK
Type	Bank
Address	LIVERMORE, CA 94551

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	359 Months
Due	Feb 27, 2048

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Tax Assessment & Valuation

Source: Contra Costa County assessment roll as of July 14, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Lafayette City
Secondary School District	Acalanes Union High School District (09 - 12)
Elementary School District	Lafayette 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		$698,770 (+2%) Land $463,724 Building $235,046
2025	$11,546.00 (+2.62%)	$685,070 (+4.04%) Land $454,632 Building $230,438
2023	$11,251.00 (+0.07%)	$658,470 Land $436,979 Building $221,491
2022	$11,243.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133500001, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AO, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 25 individual policies
Nearby Flood Policies	63 units insured incl. 38 condo units
Nearby Flood Claims	9 (1987–2001)
Claims Outside the SFHA	1 of 9
Most Recent Claim	Dec 2001 · rainfall accumulation
Claims by Event	Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 4 claims Severe Winter Storms, Flooding, Landslides, Mud Flows, Jan 1995 · 2 claims

Wildfire

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 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, 459 locations within half a mile, as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20

May also be available: AT&T, T-Mobile USA.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA0110005, 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.