2121 Walnut St
Boulder, CO 80302
4 bd 3 ba 1,597 sqft Built 1920 Lot 3,553 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 | $44,175 | $42,538 | $86,713 | $8,429 |
| 2024 | $44,175 | $42,538 | $86,713 | $8,612 |
| 2023 | $49,580 | $50,304 | $99,884 | $8,382 |
| 2022 | $16,680 | $37,641 | $54,321 | $5,119 |
| 2021 | $17,160 | $38,724 | $55,884 | $4,960 |
| 2020 | $14,136 | $36,322 | $50,458 | $4,392 |
| 2019 | $14,136 | $36,322 | $50,458 | $4,324 |
| 2018 | $19,512 | $26,640 | $46,152 | $4,001 |
| 2017 | $19,512 | $26,640 | $46,152 | $3,876 |
| 2016 | $16,748 | $26,746 | $43,494 | $3,765 |
| 2015 | $16,748 | $26,746 | $43,494 | $3,565 |
| 2014 | $17,114 | $17,830 | $34,944 | $3,004 |
| 2013 | $17,114 | $17,830 | $34,944 | $2,938 |
| 2011 | $17,671 | $17,671 | $35,342 | $2,934 |
| 2010 | $17,671 | $17,671 | $35,342 | $3,062 |
| 2009 | $17,671 | $17,671 | $35,342 | $2,859 |
| 2008 | $10,350 | $23,880 | $34,230 | $2,517 |
Property facts
Year built
1920
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
1,597 sqft
Lot size
3,553 sqft
ZIP code
80302
City
Boulder
Street
Walnut St
Coordinates
40.01963, -105.26735
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 2121 Walnut St last sell?
No public-record sale is on file for 2121 Walnut St.
What is the current tax assessment for 2121 Walnut St?
The most recent total assessment for 2121 Walnut St (year 2025) is $86,713 with $8,429 in property tax.
When was 2121 Walnut St built?
2121 Walnut St was built in 1920.
How does 2121 Walnut St compare to others on Walnut St?
We track 8 other properties on Walnut St. Browse the list under "Other properties on Walnut St" to compare beds, baths, and sale history.
What are the property facts for 2121 Walnut St?
2121 Walnut St is a 4 bed, 3 bath, 1,597 sqft, 3,553 sqft lot single_family.
Is 2121 Walnut St a flip candidate?
No — 2121 Walnut St does not appear in our flips dataset.
Is 2121 Walnut St a tax-appeal candidate?
No — 2121 Walnut 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 Walnut St