8221 Onyx Ave
Rancho Cucamonga, CA 91730
4 bd 3 ba 1,780 sqft Built 1977 Lot 7,208 sqft single_family
Most recent sale
$630,000
Aug 30, 2021
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Feb 21, 2022 | Listed | $760,000 | MLS #OC22033366 |
| Aug 30, 2021 | Sold | $630,000 | MLS #CV21125100 |
| Jul 16, 2021 | Price changed | $634,000 | MLS #CV21125100 |
| Jun 29, 2021 | Listed | $639,000 | MLS #CV21125100 |
| Jul 25, 2018 | Sold | $475,000 | MLS #300593539 |
| Jul 6, 2018 | Listed | $475,000 | MLS #IV18163440 |
| Sep 29, 1983 | Sold | $92,000 | Public Record |
| May 18, 1979 | Sold | $75,000 | Public Record |
| Jul 1, 1977 | Sold | $61,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $434,565 | $233,996 | $668,561 | $7,436 |
| 2024 | $434,565 | $233,996 | $668,561 | $7,240 |
| 2023 | $417,690 | $224,910 | $642,600 | $7,082 |
| 2022 | $409,500 | $220,500 | $630,000 | $6,969 |
| 2021 | $318,188 | $171,332 | $489,520 | $5,534 |
| 2020 | $314,925 | $169,575 | $484,500 | $5,376 |
| 2019 | $308,750 | $166,250 | $475,000 | $5,351 |
| 2018 | $131,105 | $36,419 | $167,524 | $1,827 |
| 2017 | $128,534 | $35,705 | $164,239 | $1,793 |
| 2016 | $126,014 | $35,005 | $161,019 | $1,771 |
| 2015 | $124,121 | $34,479 | $158,600 | $1,751 |
| 2014 | $121,690 | $33,804 | $155,494 | $1,699 |
| 2013 | $121,140 | $33,651 | $154,791 | $1,717 |
| 2012 | $118,765 | $32,991 | $151,756 | $1,639 |
| 2011 | $116,436 | $32,344 | $148,780 | $1,620 |
| 2010 | $115,566 | $32,102 | $147,668 | $1,599 |
| 2009 | $115,841 | $32,178 | $148,019 | $1,590 |
| 2008 | $113,570 | $31,547 | $145,117 | $1,567 |
| 2007 | $111,343 | $30,928 | $142,271 | $1,532 |
Property facts
Year built
1977
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
1,780 sqft
Lot size
7,208 sqft
ZIP code
91730
City
Rancho Cucamonga
Street
Onyx Ave
Coordinates
34.10453, -117.60056
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$5,696
Gross rental yield
10.85%
Implied cap rate
7.05%
Trend-extrapolated value
—
Frequently asked questions
When did 8221 Onyx Ave last sell?
8221 Onyx Ave most recently sold on Aug 30, 2021 for $630,000.
What is the current tax assessment for 8221 Onyx Ave?
The most recent total assessment for 8221 Onyx Ave (year 2025) is $668,561 with $7,436 in property tax.
How does 8221 Onyx Ave's assessment compare to its last sale price?
The current assessment is 6.1% above the last sale price of $630,000.
When was 8221 Onyx Ave built?
8221 Onyx Ave was built in 1977.
How does 8221 Onyx Ave compare to others on Onyx Ave?
We track 3 other properties on Onyx Ave. Browse the list under "Other properties on Onyx Ave" to compare beds, baths, and sale history.
What are the property facts for 8221 Onyx Ave?
8221 Onyx Ave is a 4 bed, 3 bath, 1,780 sqft, 7,208 sqft lot single_family.
Is 8221 Onyx Ave a flip candidate?
No — 8221 Onyx Ave does not appear in our flips dataset.
Is 8221 Onyx Ave a tax-appeal candidate?
No — 8221 Onyx 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
+2.8%
Implied 1-yr
+11.3%
2026 Q3
$742.5K
2026 Q4
$760.3K
ZIP 91730 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Onyx Ave