520 4th St
Ontario, CA 91764
3 bd 2 ba 1,358 sqft Built 1935 Lot 6,864 sqft single_family
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 | $227,104 | $119,473 | $346,577 | $3,740 |
| 2024 | $227,104 | $119,473 | $346,577 | $3,654 |
| 2023 | $218,285 | $114,833 | $333,118 | $3,550 |
| 2022 | $214,005 | $112,581 | $326,586 | $3,501 |
| 2021 | $209,809 | $110,374 | $320,183 | $3,478 |
| 2020 | $207,658 | $109,242 | $316,900 | $3,416 |
| 2019 | $203,586 | $107,100 | $310,686 | $3,386 |
| 2018 | $180,000 | $100,000 | $280,000 | $3,141 |
| 2017 | $32,488 | $10,541 | $43,029 | $1,622 |
| 2016 | $31,851 | $10,334 | $42,185 | $398 |
| 2015 | $31,373 | $10,179 | $41,552 | $394 |
| 2014 | $30,758 | $9,980 | $40,738 | $380 |
| 2013 | $30,619 | $9,935 | $40,554 | $383 |
| 2012 | $30,019 | $9,740 | $39,759 | $363 |
| 2011 | $29,430 | $9,549 | $38,979 | $360 |
| 2010 | $29,210 | $9,478 | $38,688 | $356 |
| 2009 | $29,279 | $9,501 | $38,780 | $356 |
| 2008 | $28,705 | $9,315 | $38,020 | $349 |
| 2007 | $28,142 | $9,132 | $37,274 | $337 |
Property facts
Year built
1935
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
1,358 sqft
Lot size
6,864 sqft
ZIP code
91764
City
Ontario
Street
4th St
Coordinates
34.07767, -117.64540
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 520 4th St last sell?
No public-record sale is on file for 520 4th St.
What is the current tax assessment for 520 4th St?
The most recent total assessment for 520 4th St (year 2025) is $346,577 with $3,740 in property tax.
When was 520 4th St built?
520 4th St was built in 1935.
How does 520 4th St compare to others on 4th St?
We track 8 other properties on 4th St. Browse the list under "Other properties on 4th St" to compare beds, baths, and sale history.
What are the property facts for 520 4th St?
520 4th St is a 3 bed, 2 bath, 1,358 sqft, 6,864 sqft lot single_family.
Is 520 4th St a flip candidate?
No — 520 4th St does not appear in our flips dataset.
Is 520 4th St a tax-appeal candidate?
No — 520 4th St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.4%
Implied 1-yr
+1.7%
2026 Q3
$670.3K
2026 Q4
$673K
ZIP 91764 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 4th St