3515 28th St
Boulder, CO 80301
1 bd 1 ba 748 sqft Built 1983 Lot 55,770 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 | $19,300 | — | $19,300 | $1,920 |
| 2024 | $19,300 | — | $19,300 | $1,471 |
| 2023 | $19,536 | — | $19,536 | $1,443 |
| 2022 | $17,479 | — | $17,479 | $1,698 |
| 2021 | $17,982 | — | $17,982 | $1,622 |
| 2020 | $17,310 | — | $17,310 | $1,506 |
| 2019 | $17,310 | — | $17,310 | $1,483 |
| 2018 | $14,566 | — | $14,566 | $1,262 |
| 2017 | $14,566 | — | $14,566 | $1,223 |
| 2016 | $11,789 | — | $11,789 | $1,020 |
| 2015 | $11,789 | — | $11,789 | $966 |
| 2014 | $10,881 | — | $10,881 | $935 |
| 2013 | $10,881 | — | $10,881 | $914 |
| 2011 | $11,661 | — | $11,661 | $968 |
| 2010 | $11,661 | — | $11,661 | $901 |
| 2009 | $11,661 | — | $11,661 | $841 |
| 2008 | $13,230 | — | $13,230 | $973 |
Property facts
Year built
1983
Property type
condo
Stories
1
Beds
1
Baths
1
Living area
748 sqft
Lot size
55,770 sqft
ZIP code
80301
City
Boulder
Street
28th St
Coordinates
40.03856, -105.25880
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 3515 28th St last sell?
No public-record sale is on file for 3515 28th St.
What is the current tax assessment for 3515 28th St?
The most recent total assessment for 3515 28th St (year 2025) is $19,300 with $1,920 in property tax.
When was 3515 28th St built?
3515 28th St was built in 1983.
How does 3515 28th St compare to others on 28th St?
We track 8 other properties on 28th St. Browse the list under "Other properties on 28th St" to compare beds, baths, and sale history.
What are the property facts for 3515 28th St?
3515 28th St is a 1 bed, 1 bath, 748 sqft, 55,770 sqft lot condo.
Is 3515 28th St a flip candidate?
No — 3515 28th St does not appear in our flips dataset.
Is 3515 28th St a tax-appeal candidate?
No — 3515 28th St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+5.0%
Implied 1-yr
+20.2%
2026 Q3
$1.41M
2026 Q4
$1.46M
ZIP 80301 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 28th St