1030 Union Ave
Boulder, CO 80304
4 bd 4 ba 2,680 sqft Built 1984 Lot 7,020 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 | $42,800 | $62,406 | $105,206 | $10,031 |
| 2024 | $42,800 | $62,406 | $105,206 | $10,220 |
| 2023 | $51,878 | $68,106 | $119,984 | $10,043 |
| 2022 | $35,327 | $54,564 | $89,891 | $8,347 |
| 2021 | $36,343 | $56,135 | $92,478 | $7,960 |
| 2020 | $40,126 | $40,827 | $80,953 | $7,046 |
| 2019 | $40,126 | $40,827 | $80,953 | $6,938 |
| 2018 | $38,966 | $27,072 | $66,038 | $5,725 |
| 2017 | $38,966 | $27,072 | $66,038 | $5,546 |
| 2016 | $22,543 | $38,765 | $61,308 | $5,307 |
| 2015 | $22,543 | $38,765 | $61,308 | $5,025 |
| 2014 | $33,647 | $17,194 | $50,841 | $4,371 |
| 2013 | $33,647 | $17,194 | $50,841 | $4,274 |
| 2011 | $28,576 | $17,512 | $46,088 | $3,826 |
| 2010 | $28,576 | $17,512 | $46,088 | $4,339 |
| 2009 | $28,576 | $17,512 | $46,088 | $4,051 |
| 2008 | $19,210 | $23,880 | $43,090 | $3,169 |
Property facts
Year built
1984
Property type
single_family
Stories
3
Beds
4
Baths
4
Living area
2,680 sqft
Lot size
7,020 sqft
ZIP code
80304
City
Boulder
Street
Union Ave
Coordinates
40.05283, -105.28407
Comparable properties nearby
Frequently asked questions
When did 1030 Union Ave last sell?
No public-record sale is on file for 1030 Union Ave.
What is the current tax assessment for 1030 Union Ave?
The most recent total assessment for 1030 Union Ave (year 2025) is $105,206 with $10,031 in property tax.
When was 1030 Union Ave built?
1030 Union Ave was built in 1984.
How does 1030 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 1030 Union Ave?
1030 Union Ave is a 4 bed, 4 bath, 2,680 sqft, 7,020 sqft lot single_family.
Is 1030 Union Ave a flip candidate?
No — 1030 Union Ave does not appear in our flips dataset.
Is 1030 Union Ave a tax-appeal candidate?
No — 1030 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