5020 Union Mine Dr
Antioch, CA 94531
4 bd 3 ba 2,467 sqft Built 1997 Lot 8,780 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 | $596,292 | $218,708 | $815,000 | $9,271 |
| 2024 | $596,292 | $218,708 | $815,000 | $9,241 |
| 2023 | $515,000 | $202,000 | $717,000 | $8,066 |
| 2022 | $575,000 | $225,000 | $800,000 | $8,943 |
| 2021 | $304,089 | $41,733 | $345,822 | $4,179 |
| 2020 | $300,971 | $41,306 | $342,277 | $4,136 |
| 2019 | $295,070 | $40,497 | $335,567 | $4,083 |
| 2018 | $289,285 | $39,703 | $328,988 | $3,932 |
| 2017 | $283,613 | $38,925 | $322,538 | $3,851 |
| 2016 | $278,052 | $38,162 | $316,214 | $3,757 |
| 2015 | $273,876 | $37,589 | $311,465 | $4,058 |
| 2014 | $268,512 | $36,853 | $305,365 | $4,210 |
| 2013 | $229,940 | $31,560 | $261,500 | $5,839 |
| 2012 | $209,750 | $22,750 | $232,500 | $5,504 |
| 2011 | $228,621 | $31,379 | $260,000 | $5,833 |
| 2010 | $228,620 | $31,380 | $260,000 | $5,815 |
| 2009 | $188,391 | $130,609 | $319,000 | $6,355 |
| 2008 | $257,488 | $178,512 | $436,000 | $7,524 |
| 2007 | $426,666 | $295,800 | $722,466 | $10,472 |
Property facts
Year built
1997
Property type
single_family
Stories
1
Beds
4
Baths
3
Living area
2,467 sqft
Lot size
8,780 sqft
ZIP code
94531
City
Antioch
Street
Union Mine Dr
Coordinates
37.96690, -121.80885
Comparable properties nearby
Frequently asked questions
When did 5020 Union Mine Dr last sell?
No public-record sale is on file for 5020 Union Mine Dr.
What is the current tax assessment for 5020 Union Mine Dr?
The most recent total assessment for 5020 Union Mine Dr (year 2025) is $815,000 with $9,271 in property tax.
When was 5020 Union Mine Dr built?
5020 Union Mine Dr was built in 1997.
How does 5020 Union Mine Dr compare to others on Union Mine Dr?
We track 4 other properties on Union Mine Dr. Browse the list under "Other properties on Union Mine Dr" to compare beds, baths, and sale history.
What are the property facts for 5020 Union Mine Dr?
5020 Union Mine Dr is a 4 bed, 3 bath, 2,467 sqft, 8,780 sqft lot single_family.
Is 5020 Union Mine Dr a flip candidate?
No — 5020 Union Mine Dr does not appear in our flips dataset.
Is 5020 Union Mine Dr a tax-appeal candidate?
No — 5020 Union Mine Dr is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-4.6%
Implied 1-yr
-18.4%
2026 Q3
$568.5K
2026 Q4
$568.5K
ZIP 94531 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union Mine Dr