721 9th St
Boulder, CO 80302
4 bd 5 ba 2,793 sqft Built 1911 Lot 12,632 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 | $37,213 | $109,450 | $146,663 | $13,984 |
| 2024 | $37,213 | $109,450 | $146,663 | $13,355 |
| 2023 | $42,880 | $112,768 | $155,648 | $13,123 |
| 2022 | $28,196 | $95,549 | $123,745 | $11,491 |
| 2021 | $29,008 | $98,298 | $127,306 | $10,957 |
| 2020 | $25,919 | $93,451 | $119,370 | $10,390 |
| 2019 | $25,919 | $93,451 | $119,370 | $10,231 |
| 2018 | $49,190 | $59,616 | $108,806 | $9,433 |
| 2017 | $49,190 | $59,616 | $108,806 | $9,138 |
| 2016 | $43,302 | $40,835 | $84,137 | $7,283 |
| 2015 | $43,302 | $40,835 | $84,137 | $6,896 |
| 2014 | $41,909 | $39,243 | $81,152 | $6,977 |
| 2013 | $41,909 | $39,243 | $81,152 | $6,823 |
| 2011 | $52,934 | $29,930 | $82,864 | $6,880 |
| 2010 | $52,934 | $29,930 | $82,864 | $7,302 |
| 2009 | $52,934 | $29,930 | $82,864 | $6,818 |
| 2008 | $38,380 | $35,820 | $74,200 | $5,457 |
Property facts
Year built
1911
Property type
single_family
Stories
2
Beds
4
Baths
5
Living area
2,793 sqft
Lot size
12,632 sqft
ZIP code
80302
City
Boulder
Street
9th St
Coordinates
40.00108, -105.28228
Comparable properties nearby
Frequently asked questions
When did 721 9th St last sell?
No public-record sale is on file for 721 9th St.
What is the current tax assessment for 721 9th St?
The most recent total assessment for 721 9th St (year 2025) is $146,663 with $13,984 in property tax.
When was 721 9th St built?
721 9th St was built in 1911.
How does 721 9th St compare to others on 9th St?
We track 8 other properties on 9th St. Browse the list under "Other properties on 9th St" to compare beds, baths, and sale history.
What are the property facts for 721 9th St?
721 9th St is a 4 bed, 5 bath, 2,793 sqft, 12,632 sqft lot single_family.
Is 721 9th St a flip candidate?
No — 721 9th St does not appear in our flips dataset.
Is 721 9th St a tax-appeal candidate?
No — 721 9th 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 9th St