3121 Washington St
Boulder, CO 80304
3 bd 1 ba 1,488 sqft Built 1956 Lot 8,837 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 | $47,175 | $61,006 | $108,181 | $10,315 |
| 2024 | $47,175 | $61,006 | $108,181 | $10,088 |
| 2023 | $53,881 | $64,601 | $118,482 | $9,913 |
| 2022 | $38,482 | $48,761 | $87,243 | $8,101 |
| 2021 | $5,490 | $49,414 | $54,904 | $4,800 |
| 2020 | $10,074 | $40,326 | $50,400 | $4,387 |
| 2019 | $10,074 | $40,326 | $50,400 | $4,319 |
| 2018 | $9,122 | $36,504 | $45,626 | $3,955 |
| 2017 | $9,122 | $36,504 | $45,626 | $3,832 |
| 2016 | $9,878 | $32,397 | $42,275 | $3,659 |
| 2015 | $9,878 | $32,397 | $42,275 | $3,465 |
| 2014 | $17,345 | $20,696 | $38,041 | $3,270 |
| 2013 | $17,345 | $20,696 | $38,041 | $3,198 |
| 2011 | $14,806 | $22,686 | $37,492 | $3,113 |
| 2010 | $14,806 | $22,686 | $37,492 | $3,635 |
| 2009 | $14,806 | $22,686 | $37,492 | $3,394 |
| 2008 | $11,340 | $23,880 | $35,220 | $2,590 |
Property facts
Year built
1956
Property type
single_family
Stories
1
Beds
3
Baths
1
Living area
1,488 sqft
Lot size
8,837 sqft
ZIP code
80304
City
Boulder
Street
Washington St
Coordinates
40.03202, -105.27823
Comparable properties nearby
Frequently asked questions
When did 3121 Washington St last sell?
No public-record sale is on file for 3121 Washington St.
What is the current tax assessment for 3121 Washington St?
The most recent total assessment for 3121 Washington St (year 2025) is $108,181 with $10,315 in property tax.
When was 3121 Washington St built?
3121 Washington St was built in 1956.
How does 3121 Washington St compare to others on Washington St?
We track 5 other properties on Washington St. Browse the list under "Other properties on Washington St" to compare beds, baths, and sale history.
What are the property facts for 3121 Washington St?
3121 Washington St is a 3 bed, 1 bath, 1,488 sqft, 8,837 sqft lot single_family.
Is 3121 Washington St a flip candidate?
No — 3121 Washington St does not appear in our flips dataset.
Is 3121 Washington St a tax-appeal candidate?
No — 3121 Washington 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 Washington St