1129 11th St
Boulder, CO 80302
7 bd 5 ba 3,429 sqft Built 1909 Lot 6,229 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 | $11,894 | $104,738 | $116,632 | $11,524 |
| 2024 | $11,894 | $104,738 | $116,632 | $11,463 |
| 2023 | $13,869 | $115,769 | $129,638 | $11,252 |
| 2022 | $38,420 | $75,140 | $113,560 | $10,920 |
| 2021 | $40,398 | $79,008 | $119,406 | $10,652 |
| 2020 | $38,968 | $79,008 | $117,976 | $10,269 |
| 2019 | $38,968 | $79,008 | $117,976 | $10,112 |
| 2018 | $46,944 | $54,000 | $100,944 | $8,751 |
| 2017 | $46,944 | $54,000 | $100,944 | $8,477 |
| 2016 | $33,949 | $37,730 | $71,679 | $6,204 |
| 2015 | $33,949 | $37,730 | $71,679 | $5,875 |
| 2014 | $27,064 | $39,800 | $66,864 | $5,748 |
| 2013 | $27,064 | $39,800 | $66,864 | $5,622 |
| 2011 | $53,730 | $39,800 | $93,530 | $7,766 |
| 2010 | $53,730 | $39,800 | $93,530 | $5,403 |
| 2009 | $53,730 | $39,800 | $93,530 | $5,045 |
| 2008 | $46,960 | $19,900 | $66,860 | $4,917 |
Property facts
Year built
1909
Property type
multi_family
Stories
—
Beds
7
Baths
5
Living area
3,429 sqft
Lot size
6,229 sqft
ZIP code
80302
City
Boulder
Street
11th St
Coordinates
40.00789, -105.27901
Comparable properties nearby
Frequently asked questions
When did 1129 11th St last sell?
No public-record sale is on file for 1129 11th St.
What is the current tax assessment for 1129 11th St?
The most recent total assessment for 1129 11th St (year 2025) is $116,632 with $11,524 in property tax.
When was 1129 11th St built?
1129 11th St was built in 1909.
How does 1129 11th St compare to others on 11th St?
We track 8 other properties on 11th St. Browse the list under "Other properties on 11th St" to compare beds, baths, and sale history.
What are the property facts for 1129 11th St?
1129 11th St is a 7 bed, 5 bath, 3,429 sqft, 6,229 sqft lot multi_family.
Is 1129 11th St a flip candidate?
No — 1129 11th St does not appear in our flips dataset.
Is 1129 11th St a tax-appeal candidate?
No — 1129 11th 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
-0.3%
Implied 1-yr
-1.2%
2026 Q3
$1.68M
2026 Q4
$1.67M
ZIP 80302 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 11th St