3171 4th St
Boulder, CO 80304
3 bd 3 ba 3,037 sqft Built 1940 Lot 6,148 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 | $36,813 | $85,031 | $121,844 | $11,617 |
| 2024 | $36,813 | $85,031 | $121,844 | $11,328 |
| 2023 | $38,344 | $94,242 | $132,586 | $11,131 |
| 2022 | $35,466 | $67,679 | $103,145 | $9,578 |
| 2021 | $36,486 | $69,627 | $106,113 | $9,208 |
| 2020 | $31,317 | $61,705 | $93,022 | $8,097 |
| 2019 | $31,317 | $61,705 | $93,022 | $7,973 |
| 2018 | $31,478 | $49,536 | $81,014 | $7,023 |
| 2017 | $31,478 | $49,536 | $81,014 | $6,804 |
| 2016 | $35,645 | $41,074 | $76,719 | $6,641 |
| 2015 | $35,645 | $41,074 | $76,719 | $6,288 |
| 2014 | $29,699 | $26,268 | $55,967 | $4,811 |
| 2013 | $34,276 | $26,348 | $60,624 | $5,097 |
| 2011 | $34,706 | $29,134 | $63,840 | $5,300 |
| 2010 | $34,706 | $29,134 | $63,840 | $5,767 |
| 2009 | $34,706 | $29,134 | $63,840 | $5,385 |
| 2008 | $15,620 | $35,820 | $51,440 | $3,783 |
Property facts
Year built
1940
Property type
single_family
Stories
1
Beds
3
Baths
3
Living area
3,037 sqft
Lot size
6,148 sqft
ZIP code
80304
City
Boulder
Street
4th St
Coordinates
40.03245, -105.29187
Comparable properties nearby
Frequently asked questions
When did 3171 4th St last sell?
No public-record sale is on file for 3171 4th St.
What is the current tax assessment for 3171 4th St?
The most recent total assessment for 3171 4th St (year 2025) is $121,844 with $11,617 in property tax.
When was 3171 4th St built?
3171 4th St was built in 1940.
How does 3171 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 3171 4th St?
3171 4th St is a 3 bed, 3 bath, 3,037 sqft, 6,148 sqft lot single_family.
Is 3171 4th St a flip candidate?
No — 3171 4th St does not appear in our flips dataset.
Is 3171 4th St a tax-appeal candidate?
No — 3171 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
+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 4th St