Ontario Assessor Data: Property Records, Ownership and Tax Detail in California
undefined Coverage includes every Ontario zip code, 4 zip codes in total, plus the rest of San Bernardino County.
- 160M+ nationwide parcel records
- 100+ fields per property
- Owner, tax, deed and mortgage detail
- Bulk export, API and map search

Property Records for Ontario, California
Every deal starts with knowing who owns the property and what they owe on it. LeadCruncher holds the full assessor roll for Ontario, California with more than 100 fields on each parcel, from the owner mailing address to the last recorded deed.
56,020 parcel records are on file for Ontario, California today, and the count moves as new records are recorded. undefined Coverage includes every Ontario zip code, 4 zip codes in total, plus the rest of San Bernardino County. Investors working Ontario usually farm Adelanto, Amboy, Angelus Oaks and Apple Valley at the same time, and every one of those areas is included in the same California subscription. Preview first, export second. Nothing about the Ontario roll has to be bought sight unseen.
The same subscription includes skip tracing, the CRM, the Triple Dialer and mail merge, so an Ontario property search turns into a live campaign in minutes.
Ownership Records
Current owner names, mailing address, absentee flag and how long the Ontario property has been held.
Tax and Valuation
Assessed value, market value, tax amount and exemption status straight from the San Bernardino County assessor roll.
Deeds and Sales History
Mortgage and Liens
Lenders, balances and lien order for Ontario, California parcels, joined into a usable equity estimate.
Ontario Zip Codes We Cover
Every Ontario zip code below is included with San Bernardino County Assessor Data.
Nearby Cities in San Bernardino County
Widening out from Ontario costs nothing extra, and these are the closest San Bernardino County options.
Build Your Ontario, California List in 4 Steps
Select Ontario
Open California, drill into San Bernardino County and narrow the search down to the 4 zip codes that make up Ontario.
Filter the Parcel Roll
Narrow Ontario parcels by owner occupancy, equity, ownership length, property type, year built and lot size before you pay for a single record.
Skip Trace and Verify
Launch Your Campaign
Send the Ontario records to the dialer, to a mail drop, or straight out as CSV or API into whatever you already run.
Built for Ontario, California Investors and Agents
Pay Only for What You Pull
Buy just the Ontario parcel records you want. There is no minimum county package and no long term contract.
Assessor Roll Kept Current
San Bernardino County assessor and recorder feeds are reloaded on a continuous schedule, so new Ontario sales, deeds and owners appear shortly after recording.
Verified and Deduplicated
Real Human Support
You get a real person for onboarding, filter setup and campaign review, included with every plan.
What You Get with Ontario Assessor Data
- 100+ fields on every parcel
- Owner, tax, deed, mortgage and equity data
- Map search and saved searches
- Pre foreclosure data included
- Skip tracing, CRM and Triple Dialer
- Bulk CSV export and API access
From $60 per month with 10,000 records included.
Preview Ontario, California records firstWhat Investors Search For in Ontario
Ontario property records
All Ontario parcels with the owner, tax, deed and loan fields attached to each one.
Who owns this property in Ontario
San Bernardino County property tax records
Absentee owner list Ontario
High equity homeowners Ontario
Ontario parcel and deed search
Ontario, California Questions
Owner, tax, deed, mortgage and structure detail for every Ontario, California parcel, in fields you can filter rather than in a document you have to read.
Both the assessor roll and the recorder feed for San Bernardino County are kept current, so Ontario sales and transfers are not months behind.
Yes. Nothing about the Ontario data is locked to the interface, and the count preview means there are no surprises on the invoice.
Plans start at $60 per month and include 10,000 records along with pre foreclosure data, skip tracing, CRM, Triple Dialer and mail merge.
Search Every Ontario Parcel
Start with Ontario and widen across California whenever you want. Nothing is sold by territory.
From $60 per month with 10,000 records included.
