16251 Williamstowne Dr, Lathrop, CA 95330 Property Records

San Joaquin County property record for 16251 Williamstowne Dr, Lathrop, CA 95330

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,477 sqft · built 1994
Lot Size	0.152 acres (6,606 sqft)
Owner	2 Company Names on File
Last Sale	$580,000 (Aug 2024)
Tax Bill	$6,274 (2026)
Deeds & Mortgages	Jun 2021 Sale & Mortgage Mar 2021 Mortgage + 1 more
Flood Zone	Zone X (reduced by levee)
APN	`196-490-040-000`

Property Details

APN / Parcel Number

Primary APN	`196-490-040-000`
Alternative APN	`196-490-04`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Stories	1 Story
Building Area	1,477 sqft Living Area
1st Floor Area	1,477 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1994
Effective Year Built	Effective 1994
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	6,606 sqft (0.152 acres)
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Old Parcel Number	196-490-04
Street Address	16251 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 195-660-04
Legal Subdivision	HORIZON PARK
Legal Tract	2235
Legal Block	1
Legal Lot Number	108
Jurisdiction	SAN JOAQUIN CA
Township / Civil Division	MANTECA
Census Block Group	1
Census Block	1005
Census Tract	5130

Owner

16251 Williamstowne Dr is owned by a company that bought it in August 2024.

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

Owner of Record	2 Company Names on File
Mailing Address	16251 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345
Owner Type	Company
Vesting	Joint Tenants

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
Jun 3, 2021	Grant Deed, Transfer · FHA Mortgage SUMMIT FUNDING INC
Mar 31, 2021	Deed of Trust, Mortgage · FHA Mortgage PARAMOUNT RESIDENTIAL MORTGAGE GROUP INC
Jan 27, 2017	Grant Deed, Transfer · FHA Mortgage SUMMIT FUNDING INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 7, 2024 · Amount on File
Deed Sale	Aug 7, 2024 · Amount on File
Prior Sale	Jun 3, 2021 · Amount on File
Deed Document Number	202466190
Record Updated	Oct 29, 2026

June 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN JOAQUIN CA
Recording Date	Jun 3, 2021
Property Address	16251 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345
Document Number	0000096250
Map Reference	VOL 30 PG 79
Instrument Date	May 28, 2021
Instrument	2021-096250
Transaction Type	Transfer
Record Updated	Jun 16, 2021
Title Company	OLD REPUBLIC TITLE COMPANY

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
Relationship	Joint Tenants
Address	16251 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345

Mortgage

Document Number	0000096251
Date	Jun 3, 2021
Instrument	2021-096251

Lender

Name	SUMMIT FUNDING INC
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jul 1, 2051

Mortgage

Document Number	0000096252
Date	Jun 3, 2021
Instrument	2021-096252

Lender

Name	GOLDEN STATE FINANCE AUTHORITY
Type	Government Agency
Address	SACRAMENTO, CA 95814

Agreement

Type	Commercial Mortgage
Amount	Amount on Record

March 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN JOAQUIN CA
Property Address	16251 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345
Transaction Type	Mortgage
Record Updated	Apr 13, 2021
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	16251 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345

Mortgage

Document Number	0000056981
Date	Mar 31, 2021
Instrument	2021-056981

Lender

Name	PARAMOUNT RESIDENTIAL MORTGAGE GROUP INC
Type	Mortgage Company
Address	CORONA, CA 92879

Agreement

Type	FHA Mortgage
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2051

January 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN JOAQUIN CA
Recording Date	Jan 27, 2017
Property Address	16251 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345
Document Number	0000012232
Map Reference	MAP30 PG79
Instrument Date	Jan 24, 2017
Instrument	2017-012232
Transaction Type	Transfer
Record Updated	Aug 3, 2021
Title Company	CHICAGO TITLE COMPANY

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
Relationship	Community Property with Right of Survivorship
Address	16251 WILLIAMSTOWNE DR, LATHROP, CA 95330-9345

Mortgage

Document Number	0000012233
Date	Jan 27, 2017
Instrument	2017-012233

Lender

Name	SUMMIT FUNDING INC
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2047

Tax Assessment & Valuation

The 2026 property tax bill for 16251 Williamstowne Dr was $6,274, down 7.6% from the year before.

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	$6,274.00 (-7.63%)
2025	$6,792.00	$580,000 Land $150,000 Building $430,000
2023	$6,164.00 (+1.47%)	$525,402 Land $93,636 Building $431,766	$506,610
2022	$6,075.00

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

Flood

FEMA maps place 16251 Williamstowne Dr in Zone X, where a levee reduces flood risk.

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

Wildfire risk around 16251 Williamstowne Dr is low, with less than a 0.01% annual chance of 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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