1. Home
  2. California
  3. Contra Costa County
  4. Lafayette
  5. Brook St

3623 Brook St, Lafayette, CA 94549 Property Records

Contra Costa County property record for 3623 Brook St, Lafayette, CA 94549

Property Summary

Property TypeSingle Family Home
Details4 bd · 2.5 ba · 2,588 sqft · built 1921
Lot Size0.319 acres (13,900 sqft)
Owner2 Company Names on File
Tax Bill$11,550 (2025)
Deeds & MortgagesOct 2025 Line of Credit
Oct 2020 Mortgage
Flood ZoneZone X (minimal risk)
APN241-170-011-1

Property Details

APN / Parcel Number

Primary APN241-170-011-1
Alternative APN
  • 241-170-011

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms11 Rooms
Stories1 Story
Building Area2,588 sqft Living Area
1st Floor Area1,786 sqft
Basement Area802 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1921
Effective Year BuiltEffective 1989
Architectural StyleRanch
Lot Area13,900 sqft (0.319 acres)
Garage TypeAttached
Garage Area528 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air with A/C

Location & Zoning

Street Address3623 BROOK ST
CityLAFAYETTE
StateCA
Zip94549-4201
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionPARCEL MAP 18 PG 37 PCL A
Legal SubdivisionLAFAYETTE HEIGHTS RESUB LOTS 15 18
Legal Tract18PM37
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group4
Census Block4008
Census Tract350000

Owner

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 Record2 Company Names on File
Mailing Address3623 BROOK ST, LAFAYETTE, CA 94549-4201
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

DateDocument
Oct 2, 2025Deed of Trust, Mortgage · Line of Credit
BANK OF AMERICA NA
Oct 20, 2020Deed of Trust, Mortgage · Conventional Mortgage
BANK OF AMERICA NA

Assessor's Deed Record

Deed Names2 Names on Deed
Last Transfer DateNov 22, 2024
Transfer Doc0000128398
Record UpdatedSep 20, 2026

October 2025: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address3623 BROOK ST, LAFAYETTE, CA 94549-4201
Transaction TypeMortgage
Record UpdatedOct 16, 2025
Title CompanyWFG LENDER SERVICES

Transferred To (Grantee/Buyer)

NameVerified Name
Address3623 BROOK ST, LAFAYETTE, CA 94549-4201

Mortgage

Document Number0000103422
DateOct 2, 2025
Instrument2025- 103422
Lender
NameBANK OF AMERICA NA
TypeBank
Address100 N TRYON ST, CHARLOTTE, NC 28202
Agreement
TypeLine of Credit
AmountAmount on Record
Term359 Months
DueSep 26, 2055
Interest
Change FrequencyMonthly

October 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address3623 BROOK ST, LAFAYETTE, CA 94549-4201
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyBOSTON NATIONAL TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address3623 BROOK ST, LAFAYETTE, CA 94549-4201

Mortgage

Document Number0000242813
DateOct 20, 2020
Instrument2020-242813
Lender
NameBANK OF AMERICA NA
TypeBank
AddressCHARLOTTE, NC 28255
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term361 Months
DueNov 1, 2050

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityLafayette City
Secondary School DistrictAcalanes Union High School District (09 - 12)
Elementary School DistrictLafayette Elementary School District (KG - 08)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$883,977 (+2%) Land $272,312 Building $611,665
2025$11,550.00 (+4.34%)$866,645 (+4.04%) Land $266,973 Building $599,672
2023$11,070.00 (+1.58%) Homeowner's exemption$832,994 Land $256,607 Building $576,387
2022$10,898.00

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

Flood

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

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies4 in force
Nearby Flood Claims6 (1983–1998)
Claims Outside the SFHA4 of 6
Most Recent ClaimFeb 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

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

Wildfire RiskModerate
above 45% of the US · lower than 73% of California
Wildfire Likelihood0.08% annual chance
ExposureNone
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 SystemEAST BAY MUD
serves 1,468,000 people · EPA ID CA0110005
Water SourceSurface water
Last State InspectionDec 2021
LeadUnder 1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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

ProviderMax 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 Brook St

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

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