5100 Union Mine Dr
Antioch, CA 94531
4 bd 3 ba 3,503 sqft Built 2001 Lot 8,800 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 | $740,316 | $204,000 | $944,316 | $10,631 |
| 2024 | $740,316 | $204,000 | $944,316 | $10,408 |
| 2023 | $558,175 | $99,861 | $658,036 | $7,532 |
| 2022 | $547,231 | $97,903 | $645,134 | $7,413 |
| 2021 | $536,501 | $95,984 | $632,485 | $7,197 |
| 2020 | $465,445 | $75,769 | $541,214 | $6,266 |
| 2019 | $456,319 | $74,284 | $530,603 | $6,190 |
| 2018 | $447,372 | $72,828 | $520,200 | $5,960 |
| 2017 | $438,600 | $71,400 | $510,000 | $5,844 |
| 2016 | $365,284 | $54,516 | $419,800 | $4,894 |
| 2015 | $359,798 | $53,698 | $413,496 | $5,188 |
| 2014 | $352,751 | $52,647 | $405,398 | $5,343 |
| 2013 | $311,943 | $46,557 | $358,500 | $6,892 |
| 2012 | $285,632 | $30,368 | $316,000 | $6,408 |
| 2011 | $288,448 | $43,052 | $331,500 | $6,549 |
| 2010 | $350,000 | $35,000 | $385,000 | $7,161 |
| 2009 | $284,824 | $64,176 | $349,000 | $6,798 |
| 2008 | $434,988 | $98,012 | $533,000 | $8,652 |
| 2007 | $494,522 | $111,426 | $605,948 | $9,395 |
Property facts
Year built
2001
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
3,503 sqft
Lot size
8,800 sqft
ZIP code
94531
City
Antioch
Street
Union Mine Dr
Coordinates
37.96533, -121.81205
Comparable properties nearby
Frequently asked questions
When did 5100 Union Mine Dr last sell?
No public-record sale is on file for 5100 Union Mine Dr.
What is the current tax assessment for 5100 Union Mine Dr?
The most recent total assessment for 5100 Union Mine Dr (year 2025) is $944,316 with $10,631 in property tax.
When was 5100 Union Mine Dr built?
5100 Union Mine Dr was built in 2001.
How does 5100 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 5100 Union Mine Dr?
5100 Union Mine Dr is a 4 bed, 3 bath, 3,503 sqft, 8,800 sqft lot single_family.
Is 5100 Union Mine Dr a flip candidate?
No — 5100 Union Mine Dr does not appear in our flips dataset.
Is 5100 Union Mine Dr a tax-appeal candidate?
No — 5100 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