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738 Prosperity St, Mountain House (Tracy), CA 95391 Property Records

San Joaquin County property record for 738 Prosperity St, Mountain House, CA 95391

Property Summary

Property TypeSingle Family Home
Details4 bd · 3 ba · 2,774 sqft · built 2004
Lot Size0.175 acres (7,631 sqft)
Owner2 Company Names on File
Last Sale$995,000 (Aug 2025)
Tax Bill$16,283 (2026)
Deeds & MortgagesNov 2025 Transfer
Dec 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN254-090-280-000

Property Details

APN / Parcel Number

Primary APN254-090-280-000
Alternative APN
  • 254-090-28

Interior

Bedrooms4 Beds
Full Baths3 Baths
Total Rooms9 Rooms
Stories2 Stories
Building Area2,774 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 2004
Effective Year BuiltEffective 2004
Architectural StyleCustom Design
Construction TypeWood
Lot Area7,631 sqft (0.175 acres)
Garage Area630 sqft
Parking Spaces3 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air with A/C

Location & Zoning

Old Parcel Number254-090-28
Street Address738 PROSPERITY ST
CityTRACY
StateCA
Zip95391-1113
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeRL
Legal DescriptionLOT 54
Legal SubdivisionMOUNTAIN HOUSE NEIGHBORHOOD F
Legal Block1
Legal Lot Number54
JurisdictionSAN JOAQUIN CA
Township / Civil DivisionTRACY
Census Block Group1
Census Block1009
Census Tract5223

Owner

738 Prosperity St is owned by a company that bought it in August 2025.

Source: San Joaquin County records, as of October 13, 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 Address738 PROSPERITY ST, TRACY, CA 95391-1113
Owner TypeCompany
VestingLife Tenant

Deeds, Mortgages & Sale History

DateDocument
Nov 25, 2025Intrafamily Transfer, Transfer
Dec 29, 2021Deed of Trust, Mortgage · Conventional Mortgage
SEMPER HOME LOANS INC

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleAug 14, 2025 · Amount on File
Deed SaleAug 14, 2025 · Amount on File
Prior SaleJun 2, 2006 · Amount on File
Deed Document Number202568554
Prior Transfer DateJul 29, 2013
Prior Transfer Doc0000101592
Record UpdatedOct 29, 2026

November 2025: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionSAN JOAQUIN CA
Recording DateNov 25, 2025
Property Address738 PROSPERITY ST, MOUNTAIN HOUSE, CA 95391-1113
Document Number0000106811
Map ReferenceMB 37 PG 50
Instrument DateNov 19, 2025
Instrument2025-106811
Transaction TypeTransfer
Record UpdatedDec 15, 2025

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipLiving Trust
Address738 PROSPERITY ST, MOUNTAIN HOUSE, CA 95391-1113

December 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSAN JOAQUIN CA
Property Address738 PROSPERITY ST, MOUNTAIN HOUSE, CA 95391-1113
Transaction TypeMortgage
Record UpdatedJan 11, 2022
Title CompanyE-CHICAGO TITLE, CHICAGO TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address738 PROSPERITY ST, TRACY, CA 95391-1113

Mortgage

Document Number0000215857
DateDec 29, 2021
Instrument2021-215857
Lender
NameSEMPER HOME LOANS INC
TypeMortgage Company
AddressPROVIDENCE, RI 02907
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term361 Months
DueJan 1, 2052

Tax Assessment & Valuation

The 2026 property tax bill for 738 Prosperity St was $16,283, up 20.3% from the year before.

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

Property Jurisdictions

TypeName
StateCalifornia
CountySan Joaquin County
MunicipalityMountain House City
Unified School DistrictLammersville Joint Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$16,283.00 (+20.34%)
2025$13,531.00$897,543 Land $357,704 Building $539,839
2023$12,945.00 (+2.07%) Homeowner's exemption$862,692 Land $343,815 Building $518,877$969,750
2022$12,682.00

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

Flood

FEMA maps place 738 Prosperity St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective September 27, 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Wildfire risk around 738 Prosperity St is low, with a 0.01% annual chance of wildfire.

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

Wildfire RiskLow
lower than 94% of the US · lower than 96% of California
Wildfire Likelihood0.01% 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 SystemCITY OF MOUNTAIN HOUSE
serves 26,400 people · EPA ID CA3910027
Water SourceSurface water
Last State InspectionDec 2025
LeadUnder 1 ppb (2025)
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 653 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Matrix Broadband
Fixed Wireless		400 / 80
unWired Broadband
Fixed Wireless		400 / 50
Cal.net
Fixed Wireless		100 / 20
AT&T
DSL · Fiber in parts of the area		100 / 20

May also be available: Verizon.

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