3639 Union Ave
Denver, CO 80236
2 bd 2 ba 1,465 sqft Built 1972 Lot 208 sqft condo
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
condo
Stories
2
Beds
2
Baths
2
Living area
1,465 sqft
Lot size
208 sqft
ZIP code
80236
City
Denver
Street
Union Ave
Coordinates
39.63320, -105.03579
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 3639 Union Ave last sell?
No public-record sale is on file for 3639 Union Ave.
What is the current tax assessment for 3639 Union Ave?
The most recent total assessment for 3639 Union Ave (year 2025) is $20,680 with $1,784 in property tax.
When was 3639 Union Ave built?
3639 Union Ave was built in 1972.
How does 3639 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 3639 Union Ave?
3639 Union Ave is a 2 bed, 2 bath, 1,465 sqft, 208 sqft lot condo.
Is 3639 Union Ave a flip candidate?
No — 3639 Union Ave does not appear in our flips dataset.
Is 3639 Union Ave a tax-appeal candidate?
No — 3639 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