1020 Gona Ct
Diamond Bar, CA 91789
3 bd 3 ba 1,846 sqft Built 1980 Lot 6,539 sqft condos
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 | $147,037 | $156,761 | $303,798 | $4,295 |
| 2024 | $147,037 | $156,761 | $303,798 | $4,058 |
| 2023 | $141,328 | $150,675 | $292,003 | $3,967 |
| 2022 | $138,557 | $147,721 | $286,278 | $3,884 |
| 2021 | $135,841 | $144,825 | $280,666 | $3,806 |
| 2020 | $134,449 | $143,340 | $277,789 | $3,754 |
| 2019 | $131,813 | $140,530 | $272,343 | $3,686 |
| 2018 | $129,229 | $137,775 | $267,004 | $3,493 |
| 2017 | $126,696 | $135,074 | $261,770 | $3,340 |
| 2016 | $124,212 | $132,426 | $256,638 | $3,232 |
| 2015 | $122,347 | $130,437 | $252,784 | $3,250 |
| 2014 | $119,951 | $127,882 | $247,833 | $3,258 |
| 2013 | $119,409 | $127,305 | $246,714 | $3,227 |
| 2012 | $117,068 | $124,809 | $241,877 | $3,217 |
| 2010 | $114,773 | $122,362 | $237,135 | $3,099 |
| 2009 | $113,916 | $121,448 | $235,364 | $3,083 |
| 2008 | $111,949 | $119,350 | $231,299 | $2,998 |
| 2007 | $109,754 | $117,010 | $226,764 | $2,842 |
Property facts
Year built
1980
Property type
condos
Stories
2
Beds
3
Baths
3
Living area
1,846 sqft
Lot size
6,539 sqft
ZIP code
91789
City
Diamond Bar
Street
Gona Ct
Coordinates
33.99860, -117.84615
Comparable properties nearby
Frequently asked questions
When did 1020 Gona Ct last sell?
No public-record sale is on file for 1020 Gona Ct.
What is the current tax assessment for 1020 Gona Ct?
The most recent total assessment for 1020 Gona Ct (year 2025) is $303,798 with $4,295 in property tax.
When was 1020 Gona Ct built?
1020 Gona Ct was built in 1980.
How does 1020 Gona Ct compare to others on Gona Ct?
We track 2 other properties on Gona Ct. Browse the list under "Other properties on Gona Ct" to compare beds, baths, and sale history.
What are the property facts for 1020 Gona Ct?
1020 Gona Ct is a 3 bed, 3 bath, 1,846 sqft, 6,539 sqft lot condos.
Is 1020 Gona Ct a flip candidate?
No — 1020 Gona Ct does not appear in our flips dataset.
Is 1020 Gona Ct a tax-appeal candidate?
No — 1020 Gona Ct is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.3%
Implied 1-yr
+9.0%
2026 Q3
$1.61M
2026 Q4
$1.64M
ZIP 91789 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Gona Ct