16231 Williamstowne Dr, Lathrop, CA 95330 Property Records

San Joaquin County property record for 16231 Williamstowne Dr, Lathrop, CA 95330

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,147 sqft · built 1993
Lot Size	0.169 acres (7,347 sqft)
Owner	Individual Name on Record
Last Sale	$410,000 (Dec 2020)
Tax Bill	$5,309 (2026)
Deeds & Mortgages	Dec 2020 Sale & Mortgage Apr 2017 Sale & Mortgage
Flood Zone	Zone X (reduced by levee)
APN	`196-490-020-000`

Property Details

APN / Parcel Number

Primary APN	`196-490-020-000`
Alternative APN	`196-490-02`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Stories	1 Story
Building Area	1,147 sqft Living Area
1st Floor Area	1,147 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1993
Effective Year Built	Effective 1993
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	7,347 sqft (0.169 acres)
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Old Parcel Number	196-490-02
Street Address	16231 WILLIAMSTOWNE DR
City	LATHROP
State	CA
Zip	95330-9345
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	REDRAWN JAN-12-1993 FROM ORIGINAL APN 195-660-02
Legal Subdivision	HORIZON PARK
Legal Tract	2235
Legal Block	1
Legal Lot Number	110
Jurisdiction	SAN JOAQUIN CA
Township / Civil Division	MANTECA
Census Block Group	1
Census Block	1005
Census Tract	5130

Owner

Source: San Joaquin County records, as of October 13, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	16231 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Dec 4, 2020	Grant Deed, Transfer · FHA Mortgage AMERICAN PACIFIC MORTGAGE CORP
Apr 7, 2017	Grant Deed, Transfer · Conventional Mortgage IMORTGAGE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 4, 2020 · Amount on Record
Deed Sale	Dec 4, 2020 · Amount on Record
Prior Sale	Apr 7, 2017 · Amount on Record
Deed Document Number	2020169533
Prior Transfer Date	Nov 1, 2005
Prior Transfer Doc	0000280982
Record Updated	Oct 29, 2026

December 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN JOAQUIN CA
Recording Date	Dec 4, 2020
Property Address	16231 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345
Document Number	0000169533
Map Reference	VOL 30 PG 79
Instrument Date	Nov 24, 2020
Instrument	2020-169533
Transaction Type	Transfer
Record Updated	Aug 3, 2021
Title Company	FIRST AMERICAN TITLE COMPANY

Transaction

Amount	Amount Recorded
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	16231 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345

Mortgage

Document Number	0000169534
Date	Dec 4, 2020
Instrument	2020-169534

Lender

Name	AMERICAN PACIFIC MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jan 1, 2051

April 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN JOAQUIN CA
Recording Date	Apr 7, 2017
Property Address	16231 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345
Document Number	0000039432
Instrument Date	Apr 4, 2017
Instrument	39432
Transaction Type	Transfer
Record Updated	Apr 26, 2017
Title Company	OLD REPUBLIC TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$346.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	16231 WILLIAMSTOWNE DR LATHROP CA 953309345, LATHROP, CA 95330-9345

Mortgage

Document Number	39433
Date	Apr 7, 2017
Instrument	39433

Lender

Name	IMORTGAGE
Type	Mortgage Company
Address	SCOTTSDALE, AZ 85251

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Apr 6, 2047

Tax Assessment & Valuation

Source: San Joaquin County assessment roll, as of September 24, 2025

Property Jurisdictions

Type	Name
State	California
County	San Joaquin County
Municipality	Lathrop City
Unified School District	Manteca Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$5,309.00 (+0.91%)
2025	$5,261.00 (+4.01%)	$443,795 (+4.04%) Land $97,418 Building $346,377
2023	$5,058.00 (+1.44%)	$426,564 Land $93,636 Building $332,928	$440,550
2022	$4,986.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective September 27, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X reduced by levee · depends on levee performance
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	4 in force

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 Risk	Low lower than 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 0.01% 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	CITY OF LATHROP serves 38,596 people · EPA ID CA3910015
Water Source	Purchased surface water from SOUTH SAN JOAQUIN IRRIGATION DISTRICT
Last State Inspection	Dec 2024
Also Mapped Here	SAN JOAQUIN COUNTY-MOKELUMNE ACRES
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 120 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Ayera Technologies Fixed Wireless	1,000 / 500
Cal.net Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Frontier, unWired Broadband, Verizon.

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