2135 4th St
Boulder, CO 80302
5 bd 3 ba 3,852 sqft Built 1911 Lot 17,860 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 | $85,075 | $159,100 | $244,175 | $22,686 |
| 2024 | $85,075 | $159,100 | $244,175 | $21,159 |
| 2023 | $89,077 | $162,073 | $251,150 | $20,792 |
| 2022 | $120,701 | $122,278 | $242,979 | $22,564 |
| 2021 | $124,174 | $125,797 | $249,971 | $21,516 |
| 2020 | $99,814 | $118,333 | $218,147 | $18,988 |
| 2019 | $99,814 | $118,333 | $218,147 | $18,698 |
| 2018 | $95,407 | $106,704 | $202,111 | $17,523 |
| 2017 | $95,407 | $106,704 | $202,111 | $16,974 |
| 2016 | $97,064 | $94,644 | $191,708 | $16,595 |
| 2015 | $97,064 | $94,644 | $191,708 | $15,714 |
| 2014 | $86,764 | $57,710 | $144,474 | $12,421 |
| 2013 | $86,764 | $57,710 | $144,474 | $12,147 |
| 2011 | $88,981 | $48,078 | $137,059 | $11,380 |
| 2010 | $88,981 | $48,078 | $137,059 | $13,143 |
| 2009 | $88,981 | $48,078 | $137,059 | $12,272 |
| 2008 | $99,970 | $51,740 | $151,710 | $11,158 |
Property facts
Year built
1911
Property type
single_family
Stories
2
Beds
5
Baths
3
Living area
3,852 sqft
Lot size
17,860 sqft
ZIP code
80302
City
Boulder
Street
4th St
Coordinates
40.01801, -105.29186
Comparable properties nearby
Frequently asked questions
When did 2135 4th St last sell?
No public-record sale is on file for 2135 4th St.
What is the current tax assessment for 2135 4th St?
The most recent total assessment for 2135 4th St (year 2025) is $244,175 with $22,686 in property tax.
When was 2135 4th St built?
2135 4th St was built in 1911.
How does 2135 4th St compare to others on 4th St?
We track 8 other properties on 4th St. Browse the list under "Other properties on 4th St" to compare beds, baths, and sale history.
What are the property facts for 2135 4th St?
2135 4th St is a 5 bed, 3 bath, 3,852 sqft, 17,860 sqft lot single_family.
Is 2135 4th St a flip candidate?
No — 2135 4th St does not appear in our flips dataset.
Is 2135 4th St a tax-appeal candidate?
No — 2135 4th 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
-0.8%
Implied 1-yr
-3.0%
2026 Q3
$1.59M
2026 Q4
$1.58M
ZIP 80302 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 4th St