3659 Union Ave
Denver, CO 80236
2 bd 2 ba 1,755 sqft Built 1972 townhomes
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 | $19,120 | $1,560 | $20,680 | $1,784 |
| 2024 | $19,120 | $1,560 | $20,680 | $1,482 |
| 2023 | $17,530 | $1,190 | $18,720 | $1,450 |
| 2022 | $15,910 | $1,240 | $17,150 | $1,363 |
| 2021 | $16,370 | $1,270 | $17,640 | $1,316 |
| 2020 | $15,490 | $1,270 | $16,760 | $1,243 |
| 2019 | $15,490 | $1,270 | $16,760 | $1,208 |
| 2018 | $11,380 | $1,170 | $12,550 | $970 |
| 2017 | $11,380 | $1,170 | $12,550 | $968 |
| 2016 | $7,940 | $1,300 | $9,240 | $753 |
| 2015 | $7,940 | $1,300 | $9,240 | $721 |
| 2014 | $6,250 | $830 | $7,080 | $588 |
| 2013 | $6,250 | $830 | $7,080 | $588 |
| 2012 | $7,478 | $1,162 | $8,640 | $726 |
| 2010 | $7,478 | $1,162 | $8,640 | $567 |
| 2009 | $7,358 | $1,162 | $8,520 | $554 |
| 2008 | $7,358 | $1,162 | $8,520 | $589 |
| 2007 | $7,668 | $1,162 | $8,830 | $590 |
Property facts
Year built
1972
Property type
townhomes
Stories
2
Beds
2
Baths
2
Living area
1,755 sqft
Lot size
—
ZIP code
80236
City
Denver
Street
Union Ave
Coordinates
39.63320, -105.03579
Comparable properties nearby
Frequently asked questions
When did 3659 Union Ave last sell?
No public-record sale is on file for 3659 Union Ave.
What is the current tax assessment for 3659 Union Ave?
The most recent total assessment for 3659 Union Ave (year 2025) is $20,680 with $1,784 in property tax.
When was 3659 Union Ave built?
3659 Union Ave was built in 1972.
How does 3659 Union Ave compare to others on Union Ave?
We track 8 other properties on Union Ave. Browse the list under "Other properties on Union Ave" to compare beds, baths, and sale history.
What are the property facts for 3659 Union Ave?
3659 Union Ave is a 2 bed, 2 bath, 1,755 sqft townhomes.
Is 3659 Union Ave a flip candidate?
No — 3659 Union Ave does not appear in our flips dataset.
Is 3659 Union Ave a tax-appeal candidate?
No — 3659 Union Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-1.0%
Implied 1-yr
-3.8%
2026 Q2
$423.8K
2026 Q3
$423.8K
ZIP 80236 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union Ave