8520 Union Cir
Arvada, CO 80005
3 bd 3 ba 1,183 sqft Built 1988 Lot 4,029 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 | $22,453 | $9,107 | $31,560 | $3,254 |
| 2023 | $22,903 | $8,817 | $31,720 | $3,076 |
| 2022 | $19,333 | $8,730 | $28,063 | $2,748 |
| 2021 | $19,889 | $8,981 | $28,870 | $2,793 |
| 2020 | $18,587 | $10,485 | $29,072 | $2,805 |
| 2019 | $18,587 | $10,485 | $29,072 | $2,767 |
| 2018 | $16,884 | $5,161 | $22,045 | $2,158 |
| 2017 | $16,884 | $5,161 | $22,045 | $1,975 |
| 2016 | $15,952 | $6,223 | $22,175 | $2,110 |
| 2015 | $15,952 | $6,223 | $22,175 | $2,134 |
| 2014 | $12,720 | $4,123 | $16,843 | $1,705 |
| 2013 | $12,720 | $4,123 | $16,843 | $1,709 |
| 2011 | $13,118 | $4,244 | $17,362 | $1,705 |
| 2009 | $13,118 | $4,244 | $17,362 | $1,605 |
| 2008 | $12,180 | $5,220 | $17,400 | $1,631 |
| 2007 | $12,430 | $5,220 | $17,650 | $1,631 |
| 2006 | $12,100 | $5,030 | $17,130 | $1,598 |
Property facts
Year built
1988
Property type
single_family
Stories
—
Beds
3
Baths
3
Living area
1,183 sqft
Lot size
4,029 sqft
ZIP code
80005
City
Arvada
Street
Union Cir
Coordinates
39.85186, -105.13544
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 8520 Union Cir last sell?
No public-record sale is on file for 8520 Union Cir.
What is the current tax assessment for 8520 Union Cir?
The most recent total assessment for 8520 Union Cir (year 2025) is $31,560 with $3,254 in property tax.
When was 8520 Union Cir built?
8520 Union Cir was built in 1988.
How does 8520 Union Cir compare to others on Union Cir?
We track 8 other properties on Union Cir. Browse the list under "Other properties on Union Cir" to compare beds, baths, and sale history.
What are the property facts for 8520 Union Cir?
8520 Union Cir is a 3 bed, 3 bath, 1,183 sqft, 4,029 sqft lot single_family.
Is 8520 Union Cir a flip candidate?
No — 8520 Union Cir does not appear in our flips dataset.
Is 8520 Union Cir a tax-appeal candidate?
No — 8520 Union Cir is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.2%
Implied 1-yr
+0.7%
2026 Q3
$818.4K
2026 Q4
$818.4K
ZIP 80005 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union Cir