1017 Windsor Dr, Lafayette, CA 94549 Property Records

Contra Costa County property record for 1017 Windsor Dr, Lafayette, CA 94549

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 3,294 sqft · built 1964
Lot Size	0.248 acres (10,795 sqft)
Owner	Individual Name on File
Last Sale	$1,668,000 (Feb 2020)
Tax Bill	$21,857 (2025)
Deeds & Mortgages	May 2023 Mortgage Feb 2022 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`185-091-012-4`

Property Details

APN / Parcel Number

Primary APN	`185-091-012-4`
Alternative APN	`185-091-012`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	14 Rooms
Stories	1 Story
Building Area	3,294 sqft Living Area
1st Floor Area	2,275 sqft
Basement Area	1,019 sqft

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1990
Lot Area	10,795 sqft (0.248 acres)
Garage Type	Attached
Garage Area	472 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	1017 WINDSOR DR
City	LAFAYETTE
State	CA
Zip	94549-4145
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TRACT 2405 LOT 31
Legal Subdivision	2405
Legal Tract	2405
Legal Lot Number	31
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1004
Census Tract	349000

Owner

1017 Windsor Dr is owned and occupied by an individual who bought it in February 2020.

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

Owner of Record	Individual Name on File
Mailing Address	1017 WINDSOR DR, LAFAYETTE, CA 94549-4145
Occupancy	Owner Occupied
Owner Type	Individual

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

Deeds, Mortgages & Sale History

Date	Document
May 2, 2023	Deed of Trust, Mortgage · Commercial Mortgage MUFG UNION BANK NA
Feb 15, 2022	Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK
Feb 27, 2020	Grant Deed, Transfer · Conventional Mortgage FIRST REPUBLIC BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 27, 2020 · Amount on File
Deed Sale	Feb 27, 2020 · Amount on File
Deed Document Number	202037147
Prior Transfer Date	Feb 5, 2015
Prior Transfer Doc	0000025076
Record Updated	Oct 29, 2026

May 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1017 WINDSOR DR, LAFAYETTE, CA 94549-4145
Transaction Type	Mortgage
Record Updated	May 10, 2023
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	317 BUCKEYE CT, LAFAYETTE, CA 94549-4101

Mortgage

Document Number	0000041039
Date	May 2, 2023
Instrument	2023-041039

Lender

Name	MUFG UNION BANK NA
Type	Bank
Address	IRVINE, CA 92612

Agreement

Type	Commercial Mortgage
Amount	Amount on Record

February 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1017 WINDSOR DR, LAFAYETTE, CA 94549-4145
Transaction Type	Mortgage
Record Updated	Nov 3, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1017 WINDSOR DR, LAFAYETTE, CA 94549-4145

Mortgage

Document Number	0000029105
Date	Feb 15, 2022
Instrument	2022-029105

Lender

Name	FIRST REPUBLIC BANK
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Mar 1, 2052

February 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 27, 2020
Property Address	1017 WINDSOR DR, LAFAYETTE, CA 94549-4145
Document Number	0000037147
Map Reference	MB 64 PG 27
Instrument Date	Feb 24, 2020
Instrument	2020-037147
Transaction Type	Transfer
Record Updated	Jul 27, 2021
Title Company	NORTH AMERICAN TITLE CO INC

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1017 WINDSOR DR, LAFAYETTE, CA 94549-4145

Mortgage

Document Number	0000037148
Date	Feb 27, 2020
Instrument	2020-037148

Lender

Name	FIRST REPUBLIC BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Mar 1, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 1017 Windsor Dr was $21,857 with a homeowner's exemption.

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		$1,859,788 (+2%) Land $1,115,517 Building $744,271
2025	$21,857.00 Homeowner's exemption	$1,823,323 Land $1,093,645 Building $729,678
2023	$21,116.00 (+1.14%) Homeowner's exemption	$1,752,523 Land $1,051,178 Building $701,345
2022	$20,877.00

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

Flood

FEMA maps place 1017 Windsor Dr in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	9 in force
Nearby Flood Claims	9 (1978–2017)
Claims Outside the SFHA	3 of 9
Most Recent Claim	Jan 2017 · Severe Winter Storms, Flooding, And Mudslides
Claims by Event	Severe Winter Storms And Flooding, Feb 1998 · 2 claims

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 1017 Windsor Dr is low, with a 0.03% annual chance of wildfire.

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

Wildfire Risk	Low lower than 67% of the US · lower than 81% of California
Wildfire Likelihood	0.03% annual chance
Exposure	Direct burnable vegetation

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 345 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, Etheric Networks.

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