1100 28th St
Boulder, CO 80303
— ba 15,636 sqft Built 1960 Lot 62,196 sqft multi_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 | $421,648 | $281,086 | $702,734 | $67,685 |
| 2024 | $421,648 | $281,086 | $702,734 | $66,825 |
| 2023 | $443,004 | $295,322 | $738,326 | $65,569 |
| 2022 | $545,034 | $153,584 | $698,618 | $67,726 |
| 2021 | $562,655 | $153,584 | $716,239 | $64,500 |
| 2020 | $546,254 | $274,707 | $820,961 | $71,460 |
| 2019 | $546,254 | $274,707 | $820,961 | $70,367 |
| 2018 | $309,499 | $373,757 | $683,256 | $59,238 |
| 2017 | $309,499 | $373,757 | $683,256 | $57,384 |
| 2016 | $316,898 | $328,262 | $645,160 | $55,848 |
| 2015 | $316,898 | $328,262 | $645,160 | $52,885 |
| 2014 | $210,816 | $187,115 | $397,931 | $34,212 |
| 2013 | $210,816 | $187,115 | $397,931 | $33,458 |
| 2011 | $181,945 | $150,768 | $332,713 | $27,626 |
| 2010 | $181,945 | $150,768 | $332,713 | $25,720 |
| 2009 | $570,343 | $439,437 | $1,009,780 | $24,016 |
| 2008 | $155,000 | $96,480 | $251,480 | $18,496 |
Property facts
Year built
1960
Property type
multi_family
Stories
—
Beds
—
Baths
—
Living area
15,636 sqft
Lot size
62,196 sqft
ZIP code
80303
City
Boulder
Street
28th St
Coordinates
40.00760, -105.25771
Comparable properties nearby
Frequently asked questions
When did 1100 28th St last sell?
No public-record sale is on file for 1100 28th St.
What is the current tax assessment for 1100 28th St?
The most recent total assessment for 1100 28th St (year 2025) is $702,734 with $67,685 in property tax.
When was 1100 28th St built?
1100 28th St was built in 1960.
How does 1100 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 1100 28th St?
1100 28th St is a — bath, 15,636 sqft, 62,196 sqft lot multi_family.
Is 1100 28th St a flip candidate?
No — 1100 28th St does not appear in our flips dataset.
Is 1100 28th St a tax-appeal candidate?
No — 1100 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
-1.6%
Implied 1-yr
-6.5%
2026 Q3
$901.5K
2026 Q4
$885.2K
ZIP 80303 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 28th St