844 Union Ave
Boulder, CO 80304
6 bd 6 ba 5,028 sqft Built 2013 Lot 7,708 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 | $109,600 | $65,394 | $174,994 | $16,685 |
| 2024 | $109,600 | $65,394 | $174,994 | $16,945 |
| 2023 | $125,136 | $71,362 | $196,498 | $16,651 |
| 2022 | $69,326 | $57,178 | $126,504 | $11,747 |
| 2021 | $71,321 | $58,823 | $130,144 | $11,202 |
| 2020 | $64,479 | $42,972 | $107,451 | $9,353 |
| 2019 | $64,479 | $42,972 | $107,451 | $9,209 |
| 2018 | $57,578 | $38,376 | $95,954 | $8,319 |
| 2017 | $57,578 | $38,376 | $95,954 | $8,058 |
| 2016 | $52,361 | $38,765 | $91,126 | $7,888 |
| 2015 | $52,361 | $38,765 | $91,126 | $7,469 |
| 2014 | $4,243 | $18,308 | $22,551 | $1,938 |
| 2013 | — | $18,308 | $18,308 | $1,539 |
Property facts
Year built
2013
Property type
single_family
Stories
2
Beds
6
Baths
6
Living area
5,028 sqft
Lot size
7,708 sqft
ZIP code
80304
City
Boulder
Street
Union Ave
Coordinates
40.05284, -105.28681
Comparable properties nearby
Frequently asked questions
When did 844 Union Ave last sell?
No public-record sale is on file for 844 Union Ave.
What is the current tax assessment for 844 Union Ave?
The most recent total assessment for 844 Union Ave (year 2025) is $174,994 with $16,685 in property tax.
When was 844 Union Ave built?
844 Union Ave was built in 2013.
How does 844 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 844 Union Ave?
844 Union Ave is a 6 bed, 6 bath, 5,028 sqft, 7,708 sqft lot single_family.
Is 844 Union Ave a flip candidate?
No — 844 Union Ave does not appear in our flips dataset.
Is 844 Union Ave a tax-appeal candidate?
No — 844 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
+1.2%
Implied 1-yr
+5.0%
2026 Q3
$2.17M
2026 Q4
$2.2M
ZIP 80304 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union Ave