2821 20th St
Boulder, CO 80304
4 bd 3 ba 2,363 sqft Built 1956 Lot 9,583 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 | $39,269 | $64,119 | $103,388 | $9,857 |
| 2024 | $39,269 | $64,119 | $103,388 | $9,708 |
| 2023 | $46,257 | $67,898 | $114,155 | $9,540 |
| 2022 | $35,153 | $51,256 | $86,409 | $8,024 |
| 2021 | $36,165 | $52,731 | $88,896 | $7,651 |
| 2020 | $25,955 | $56,914 | $82,869 | $7,213 |
| 2019 | $25,955 | $56,914 | $82,869 | $7,102 |
| 2018 | $29,945 | $41,976 | $71,921 | $6,235 |
| 2017 | $29,945 | $41,976 | $71,921 | $6,040 |
| 2016 | $18,937 | $44,337 | $63,274 | $5,477 |
| 2015 | $18,937 | $44,337 | $63,274 | $5,186 |
| 2014 | $30,487 | $23,880 | $54,367 | $4,674 |
| 2013 | $30,487 | $23,880 | $54,367 | $4,571 |
| 2011 | $24,644 | $18,308 | $42,952 | $3,566 |
| 2010 | $24,644 | $18,308 | $42,952 | $3,696 |
| 2009 | $24,644 | $18,308 | $42,952 | $3,451 |
| 2008 | $18,830 | $19,100 | $37,930 | $2,789 |
Property facts
Year built
1956
Property type
single_family
Stories
1
Beds
4
Baths
3
Living area
2,363 sqft
Lot size
9,583 sqft
ZIP code
80304
City
Boulder
Street
20th St
Coordinates
40.02777, -105.27190
Comparable properties nearby
Frequently asked questions
When did 2821 20th St last sell?
No public-record sale is on file for 2821 20th St.
What is the current tax assessment for 2821 20th St?
The most recent total assessment for 2821 20th St (year 2025) is $103,388 with $9,857 in property tax.
When was 2821 20th St built?
2821 20th St was built in 1956.
How does 2821 20th St compare to others on 20th St?
We track 8 other properties on 20th St. Browse the list under "Other properties on 20th St" to compare beds, baths, and sale history.
What are the property facts for 2821 20th St?
2821 20th St is a 4 bed, 3 bath, 2,363 sqft, 9,583 sqft lot single_family.
Is 2821 20th St a flip candidate?
No — 2821 20th St does not appear in our flips dataset.
Is 2821 20th St a tax-appeal candidate?
No — 2821 20th 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
+1.2%
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 20th St