851 Mountain Ave
Ontario, CA 91762
3 bd 3 ba 1,332 sqft Built 1979 condo_townhome_rowhome_coop
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $184,824 | $99,520 | $284,344 | $4,210 |
| 2024 | $184,824 | $99,520 | $284,344 | $4,139 |
| 2023 | $177,647 | $95,656 | $273,303 | $4,053 |
| 2022 | $174,164 | $93,780 | $267,944 | $2,863 |
| 2021 | $170,749 | $91,941 | $262,690 | $2,844 |
| 2020 | $168,998 | $90,998 | $259,996 | $2,793 |
| 2019 | $165,684 | $89,214 | $254,898 | $2,768 |
| 2018 | $162,435 | $87,465 | $249,900 | $2,728 |
| 2017 | $159,250 | $85,750 | $245,000 | $2,629 |
| 2016 | $98,760 | $53,179 | $151,939 | $1,576 |
| 2015 | $97,277 | $52,380 | $149,657 | $1,565 |
| 2014 | $95,371 | $51,354 | $146,725 | $1,514 |
| 2013 | $94,940 | $51,122 | $146,062 | $1,529 |
| 2012 | $93,078 | $50,120 | $143,198 | $1,452 |
| 2011 | $87,051 | $46,246 | $133,297 | $1,441 |
| 2010 | $86,400 | $45,900 | $132,300 | $1,354 |
| 2009 | $96,000 | $51,000 | $147,000 | $1,505 |
| 2008 | $198,900 | $107,100 | $306,000 | $3,217 |
| 2007 | $201,960 | $109,140 | $311,100 | $4,067 |
Property facts
Year built
1979
Property type
condo_townhome_rowhome_coop
Stories
—
Beds
3
Baths
3
Living area
1,332 sqft
Lot size
—
ZIP code
91762
City
Ontario
Street
Mountain Ave
Coordinates
34.05427, -117.66926
Comparable properties nearby
Frequently asked questions
When did 851 Mountain Ave last sell?
No public-record sale is on file for 851 Mountain Ave.
What is the current tax assessment for 851 Mountain Ave?
The most recent total assessment for 851 Mountain Ave (year 2025) is $284,344 with $4,210 in property tax.
When was 851 Mountain Ave built?
851 Mountain Ave was built in 1979.
How does 851 Mountain Ave compare to others on Mountain Ave?
We track 8 other properties on Mountain Ave. Browse the list under "Other properties on Mountain Ave" to compare beds, baths, and sale history.
What are the property facts for 851 Mountain Ave?
851 Mountain Ave is a 3 bed, 3 bath, 1,332 sqft condo_townhome_rowhome_coop.
Is 851 Mountain Ave a flip candidate?
No — 851 Mountain Ave does not appear in our flips dataset.
Is 851 Mountain Ave a tax-appeal candidate?
No — 851 Mountain Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-2.2%
Implied 1-yr
-8.6%
2026 Q3
$595.1K
2026 Q4
$580.2K
ZIP 91762 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mountain Ave