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10925 Osterman Ave, Tustin, CA 92782 Property Records

Orange County property record for 10925 Osterman Ave, Tustin, CA 92782

Property Summary

Property TypeSingle Family Home
Details3 bd · 3 ba · 2,808 sqft · built 1997
Lot Size0.16 acres (6,960 sqft)
Owner2 Company Names on Record
Last Sale$336,000 (Jul 1998)
Tax Bill$6,477 (2025)
Deeds & MortgagesJun 2018 Mortgage
Jan 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN525-131-08

Property Details

APN / Parcel Number

Primary APN525-131-08

Interior

Bedrooms3 Beds
Full Baths3 Baths
Building Area2,808 sqft Living Area

Exterior

Year BuiltBuilt 1997
Effective Year BuiltEffective 1997
Lot Area6,960 sqft (0.16 acres)
Garage Area588 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address10925 OSTERMAN AVE
CityTUSTIN
StateCA
Zip92782-3308
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionN TR 14410 BLK LOT 40
Legal SubdivisionTRACT NO 14410
Legal Tract14410
Legal Lot Number40
JurisdictionORANGE CA
Township / Civil DivisionIRVINE-LAKE FOREST
Census Block Group2
Census Block2010
Census Tract52419

Owner

Source: Orange County records, as of August 26, 2026

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

Owner of Record2 Company Names on Record
Mailing Address10925 OSTERMAN AVE, TUSTIN, CA 92782-3308
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust, Family Trust

Deeds, Mortgages & Sale History

DateDocument
Jun 25, 2018Deed of Trust, Mortgage · Commercial Mortgage
FIRSTBANK
Jan 8, 2021Deed of Trust, Mortgage · Conventional Mortgage
QUICKEN LOANS LLC

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJul 15, 1998 · Amount on Record
Deed SaleJul 15, 1998 · Amount on Record
Deed Document Number1998452189
Last Transfer DateDec 4, 2024
Transfer Doc0000334158
Record UpdatedOct 29, 2026

June 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionORANGE CA
Property Address10925 OSTERMAN AVE, TUSTIN, CA 92782-3308
Transaction TypeMortgage
Record UpdatedFeb 5, 2021
Title CompanyACCURATE TITLE GROUP

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000231650
DateJun 25, 2018
Instrument2018000231650
Lender
NameFIRSTBANK
TypeBank
AddressNEWPORT BEACH, CA 92660
Agreement
TypeCommercial Mortgage
AmountAmount Recorded
Interest
Rate TypeAdjustable Rate
Change FrequencyMonthly

January 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionORANGE CA
Property Address10925 OSTERMAN AVE, TUSTIN, CA 92782-3308
Transaction TypeMortgage
Record UpdatedFeb 5, 2021
Title CompanyWFG NATIONAL TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address10925 OSTERMAN AVE, TUSTIN, CA 92782-3308

Mortgage

Document Number0000014629
DateJan 8, 2021
Instrument2021000014629
Lender
NameQUICKEN LOANS LLC
TypeMortgage Company
AddressDETROIT, MI 48226
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueFeb 1, 2051

Tax Assessment & Valuation

Source: Orange County assessment roll, as of August 4, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyOrange County
MunicipalityTustin City
Unified School DistrictTustin Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$611,342 (+2%) Land $179,442 Building $431,900
2025$6,477.00 (+7.24%)$599,355 (+4.04%) Land $175,923 Building $423,432
2023$6,040.00 (-18.55%)$576,082 Land $169,091 Building $406,991
2022$7,416.00

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

Flood

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

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone A, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies1 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 RiskModerate
above 46% of the US · lower than 72% of California
Wildfire Likelihood0.09% annual chance
ExposureDirect
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 SystemIRVINE RANCH WATER DISTRICT
serves 450,323 people · EPA ID CA3010092
Water SourceSurface water
Last State InspectionNov 2023
LeadUnder 1 ppb (2023–2025)
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 163 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Cox Communications
Cable		2,000 / 100
Verizon
Fixed Wireless		1,000 / 75
AT&T
DSL		100 / 20

May also be available: Cityside Fiber, T-Mobile.

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