NOT LISTED FOR SALE

642 E Ralston St Ontario, CA 91761

Downtown Ontario Neighborhood

Estimated Value: $573,309 - $668,000

3 Beds
1 Bath
1,402 Sq Ft
$440/Sq Ft Est. Value

About This Home

This home is located at 642 E Ralston St, Ontario, CA 91761 and is currently estimated at $616,327, approximately $439 per square foot. 642 E Ralston St is a home located in San Bernardino County with nearby schools including Euclid Elementary School, De Anza Middle, and Ontario High School.

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Feb 24, 2026
Sold by
Americo Peralta and Americo Peralta Family Revocable Living
Bought by
Americo Peralta Family Revocable Living Trust and Peralta
Current Estimated Value
$616,327

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$350,000
Outstanding Balance
$350,000
Interest Rate
6.09%
Mortgage Type
Construction
Estimated Equity
$266,327

Purchase Details

Closed on
Jun 11, 2025
Sold by
Ajax Reo 2021-F Reo Corp
Bought by
Americo Peralta Family Revocable Trust and Peralta

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$215,000
Interest Rate
6.76%
Mortgage Type
New Conventional

Purchase Details

Closed on
Jul 7, 2023
Sold by
Barrett Daffin Frappier Treder and Barrett Weiss L
Bought by
Campos Roman

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$260,350
Interest Rate
6.79%
Mortgage Type
New Conventional

Purchase Details

Closed on
Jan 27, 2023
Sold by
Barrett Daffin Frappier Treder and Barrett Weiss L
Bought by
Ajax 2021-F Reo Corp

Purchase Details

Closed on
Feb 16, 2007
Sold by
Campos Maria C
Bought by
Campos Roman

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$265,000
Interest Rate
8.35%
Mortgage Type
New Conventional

Purchase Details

Closed on
Nov 3, 2004
Sold by
Campos Roman and Campos Maria C
Bought by
Campos Roman

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$245,000
Interest Rate
5.7%
Mortgage Type
New Conventional

Purchase Details

Closed on
Jul 9, 2003
Sold by
Campos Roman
Bought by
Campos Roman and Campos Maria C

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$207,000
Interest Rate
5.18%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Jun 3, 2003
Sold by
Campos Roman and Campos Maria C
Bought by
Campos Roman

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$207,000
Interest Rate
5.18%
Mortgage Type
Purchase Money Mortgage
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

Collateral Analytics Collateral Analytics AVMs (Automated Valuation Model) employ a number of statistical approaches combined with neighborhood-specific comparable selection guarantees the most up-to-date and precise valuations.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

ICE

ICE Mortgage Technology ICE Mortgage Technology’s AVM (Automated Valuation Model) is a state-of-the-art online residential property valuation tool that provides a quick and accurate estimate of the value of almost any home in the U.S.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

Quantarium

Quantarium Quantarium’s valuation service, repeatedly proven the industry’s most accurate and comprehensive, is supercharged with a self-learning and auto-tuning AI engine that continually becomes smarter and more accurate as it processes daily inputs from the industry’s leading RE data lake.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

Date Buyer Sale Price Title Company
Americo Peralta Family Revocable Living Trust -- Provident Title
Americo Peralta Family Revocable Trust $150,000 Orange Coast Title Company
Campos Roman $250,101 None Listed On Document
Ajax 2021-F Reo Corp $315,000 None Listed On Document
Campos Roman -- Ticor Title Company Of Ca
Campos Roman -- Lawyers Title Company
Campos Roman -- --
Campos Roman -- Lawyers Title Company
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Open Americo Peralta Family Revocable Living Trust $350,000
Previous Owner Americo Peralta Family Revocable Trust $215,000
Previous Owner Campos Roman $260,350
Previous Owner Campos Roman $265,000
Previous Owner Campos Roman $245,000
Previous Owner Campos Roman $207,000
Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $5,287 $468,180 $161,262 $306,918
2024 $5,170 $459,000 $158,100 $300,900
2023 $1,101 $86,902 $14,484 $72,418
2022 $1,088 $85,198 $14,200 $70,998
2021 $990 $83,528 $13,922 $69,606
2020 $965 $82,671 $13,779 $68,892
2019 $920 $81,050 $13,509 $67,541
2018 $907 $79,461 $13,244 $66,217
2017 $875 $77,903 $12,984 $64,919
2016 $949 $76,375 $12,729 $63,646
2015 $943 $75,228 $12,538 $62,690
2014 $1,025 $73,754 $12,292 $61,462
Source: Public Records

Map

California San Bernardino County Ontario 91761 Downtown Ontario

642 E Ralston St, Ontario, CA

Not Listed for Sale

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Nearby Homes
Your Personal Tour Guide

Ask me questions while you tour the home.