77 Patterson Ave, Mountain House (Tracy), CA 95391 Property Records

San Joaquin County property record for 77 Patterson Ave, Mountain House, CA 95391

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 3,015 sqft · built 2005
Lot Size	0.149 acres (6,480 sqft)
Owner	2 Individual Names on Record
Last Sale	$920,000 (Nov 2022)
Tax Bill	$15,005 (2026)
Deeds & Mortgages	Apr 2026 Transfer Apr 2026 Transfer + 2 more
Flood Zone	Zone X (minimal risk)
APN	`254-150-080-000`

Property Details

APN / Parcel Number

Primary APN	`254-150-080-000`
Alternative APN	`254-150-08`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	3,015 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2005
Effective Year Built	Effective 2005
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	6,480 sqft (0.149 acres)
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Old Parcel Number	254-150-08
Street Address	77 PATTERSON AVE
City	TRACY
State	CA
Zip	95391-1056
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RL
Legal Description	03-FM PT 254-040-03/MTN HOUSE, NEIGH F, UNIT 5
Legal Subdivision	MOUNTAIN HOUSE NEIGHBORHOOD F
Legal Block	1
Legal Lot Number	8
Jurisdiction	SAN JOAQUIN CA
Township / Civil Division	TRACY
Census Block Group	1
Census Block	1008
Census Tract	5222

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	2 Individual Names on Record
Mailing Address	77 PATTERSON AVE, TRACY, CA 95391-1056
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Apr 3, 2026	Transfer on Death Deed, Transfer NONE LISTED ON DOCUMENT
Apr 3, 2026	Transfer on Death Deed, Transfer NONE LISTED ON DOCUMENT
Nov 4, 2022	Grant Deed, Transfer · Conventional Mortgage THE GOLDEN 1 CU
Apr 22, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 4, 2022 · Amount on Record
Deed Sale	Nov 4, 2022 · Amount on Record
Prior Sale	Aug 31, 2005 · Amount on Record
Deed Document Number	2022126028
Prior Transfer Date	Apr 19, 2021
Prior Transfer Doc	0000070920
Record Updated	Oct 29, 2026

April 2026: Transfer on Death Deed, Transfer

Document Type	Transfer on Death Deed
Jurisdiction	SAN JOAQUIN CA
Recording Date	Apr 3, 2026
Property Address	77 PATTERSON AVE, MOUNTAIN HOUSE, CA 95391-1056
Document Number	0000029935
Instrument Date	Apr 1, 2026
Instrument	202629935
Transaction Type	Transfer
Record Updated	Aug 27, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	77 PATTERSON AVE, MOUNTAIN HOUSE, CA 95391-1056

April 2026: Transfer on Death Deed, Transfer

Document Type	Transfer on Death Deed
Jurisdiction	SAN JOAQUIN CA
Recording Date	Apr 3, 2026
Property Address	77 PATTERSON AVE, MOUNTAIN HOUSE, CA 95391-1056
Document Number	0000029936
Instrument Date	Apr 1, 2026
Instrument	202629936
Transaction Type	Transfer
Record Updated	Aug 27, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	77 PATTERSON AVE, MOUNTAIN HOUSE, CA 95391-1056

November 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN JOAQUIN CA
Recording Date	Nov 4, 2022
Property Address	77 PATTERSON AVE, MOUNTAIN HOUSE, CA 95391-1056
Document Number	0000126028
Map Reference	MB 37 PG 53
Instrument Date	Oct 20, 2022
Instrument	2022-126028
Transaction Type	Transfer
Record Updated	Nov 16, 2022
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC 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
Relationship	Community Property with Right of Survivorship
Address	77 PATTERSON AVE, MOUNTAIN HOUSE, CA 95391-1056

Mortgage

Document Number	0000126029
Date	Nov 4, 2022
Instrument	2022-126029

Lender

Name	THE GOLDEN 1 CU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Dec 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	5.12%
Type Change Date	Dec 1, 2029
Change Frequency	6 Months
Min Rate At Change	2.75%
Max Rate At Change	10.1%
Index	Other
Max Rate	10.1%

April 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN JOAQUIN CA
Recording Date	Apr 22, 2021
Property Address	77 PATTERSON AVE, MOUNTAIN HOUSE, CA 95391-1056
Document Number	0000070920
Map Reference	MB 37 PG 53
Instrument Date	Apr 19, 2021
Instrument	2021-070920
Transaction Type	Transfer
Record Updated	May 12, 2021
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

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
Relationship	Joint Tenants
Address	34362 PINNACLES CT, UNION CITY, CA 94587-3660

Mortgage

Document Number	0000070921
Date	Apr 22, 2021
Instrument	2021-070921

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2051

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	Mountain House City
Unified School District	Lammersville Joint Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$15,005.00 (+4.92%)
2025	$14,301.00 (+4.53%) Homeowner's exemption	$957,168 (+4.04%) Land $296,514 Building $660,654
2023	$13,681.00 (+13.4%) Homeowner's exemption	$920,000 Land $285,000 Building $635,000	$818,910
2022	$12,064.00

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

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; 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 80% of the US · lower than 88% of California
Wildfire Likelihood	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 MOUNTAIN HOUSE serves 26,400 people · EPA ID CA3910027
Water Source	Surface water
Last State Inspection	Dec 2025
Lead	Under 1 ppb (2025) 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 730 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
Matrix Broadband Fixed Wireless	400 / 80
unWired Broadband Fixed Wireless	400 / 50
Cal.net Fixed Wireless	100 / 20

May also be available: Verizon.

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