3644 Boyer Cir, Lafayette, CA 94549 Property Records

Contra Costa County property record for 3644 Boyer Cir, Lafayette, CA 94549

Property Summary

Property Type	Single Family Home
Details	5 bd · 3.5 ba · 2,975 sqft · built 1925
Lot Size	0.32 acres (13,920 sqft)
Owner	Trust Name on File
Tax Bill	$6,898 (2025)
Deeds & Mortgages	Sep 2020 Transfer Sep 2020 Transfer
Flood Zone	Zone X (minimal risk)
APN	`241-162-017-8`

Property Details

APN / Parcel Number

Primary APN	`241-162-017-8`
Alternative APN	`241-162-017`

Interior

Bedrooms	5 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	1 Story
Building Area	2,975 sqft Living Area
1st Floor Area	2,070 sqft
Basement Area	905 sqft

Exterior

Year Built	Built 1925
Effective Year Built	Effective 1965
Lot Area	13,920 sqft (0.32 acres)
Garage Type	Attached
Garage Area	260 sqft
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	3644 BOYER CIR
City	LAFAYETTE
State	CA
Zip	94549-4904
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	BICKERSTAFF TR LOT 34 POR 52 BLK 10
Legal Subdivision	BICKERSTAFF
Legal Block	10
Legal Lot Number	34
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	4
Census Block	4009
Census Tract	350000

Owner

3644 Boyer Cir is held in a trust since November 1993.

Source: Contra Costa County records, as of July 14, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Trust Name on File
Mailing Address	3650 BOYER CIR, LAFAYETTE, CA 94549-4904
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Sep 16, 2020	Intrafamily Transfer, Transfer AMROCK INC
Sep 16, 2020	Quit Claim Deed, Transfer AMROCK INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Nov 4, 1993
Transfer Doc	0000320776
Record Updated	Oct 29, 2026

September 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 16, 2020
Property Address	3644 BOYER CIR, LAFAYETTE, CA 94549-4904
Document Number	0000205462
Map Reference	VOL 17 PG 355
Instrument Date	Aug 31, 2020
Instrument	2020-205462
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	AMROCK INC

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	3650 BOYER CIR, LAFAYETTE, CA 94549-4904

September 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 16, 2020
Property Address	3644 BOYER CIR, LAFAYETTE, CA 94549-4904
Document Number	0000205460
Instrument Date	Aug 31, 2020
Instrument	205460
Transaction Type	Transfer
Record Updated	Sep 25, 2020
Title Company	AMROCK INC

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	3650 BOYER CIR LAFAYETTE CA 945494904, LAFAYETTE, CA 94549-4904

Tax Assessment & Valuation

The 2025 property tax bill for 3644 Boyer Cir was $6,898.

Source: Contra Costa County assessment roll, as of July 14, 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

Year	Tax Bill	Assessed Value
2026		$446,710 (+2%) Land $39,964 Building $406,746
2025	$6,898.00	$437,952 Land $39,181 Building $398,771
2023	$6,645.00 (+19.67%)	$420,947 Land $37,660 Building $383,287
2022	$5,553.00

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

Flood

FEMA maps place 3644 Boyer Cir in Zone X, an area of minimal flood risk, though there have been 6 flood claims nearby since 1983.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	4 in force
Nearby Flood Claims	6 (1983–1998)
Claims Outside the SFHA	4 of 6
Most Recent Claim	Feb 1998 · Severe Winter Storms And Flooding

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.

Wildfire

Wildfire risk around 3644 Boyer Cir is moderate, ranking above 45% of the US, with a 0.08% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 45% of the US · lower than 73% of California
Wildfire Likelihood	0.08% annual chance
Exposure	None beyond 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	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
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, 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 275 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Etheric Networks, T-Mobile, Verizon.

Nearby Properties on Boyer Cir

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures