431 Dewey Ave
Boulder, CO 80304
4 bd 2 ba 1,248 sqft Built 1973 Lot 6,395 sqft multi_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 | $4,738 | $73,794 | $78,532 | $7,488 |
| 2024 | $4,738 | $73,794 | $78,532 | $6,219 |
| 2023 | $20,850 | $53,600 | $74,450 | $6,111 |
| 2022 | $6,881 | $61,928 | $68,809 | $6,389 |
| 2021 | $7,235 | $65,116 | $72,351 | $6,227 |
| 2020 | $13,192 | $52,767 | $65,959 | $5,741 |
| 2019 | $13,192 | $52,767 | $65,959 | $5,653 |
| 2018 | $11,146 | $44,568 | $55,714 | $4,830 |
| 2017 | $11,146 | $44,568 | $55,714 | $4,679 |
| 2016 | $14,065 | $40,676 | $54,741 | $4,738 |
| 2015 | $14,065 | $40,676 | $54,741 | $4,487 |
| 2014 | $24,190 | $20,696 | $44,886 | $3,859 |
| 2013 | $24,190 | $20,696 | $44,886 | $3,774 |
| 2011 | $16,477 | $29,770 | $46,247 | $3,840 |
| 2010 | $16,477 | $29,770 | $46,247 | $3,892 |
| 2009 | $16,477 | $29,770 | $46,247 | $3,634 |
| 2008 | $5,050 | $35,820 | $40,870 | $3,005 |
Property facts
Year built
1973
Property type
multi_family
Stories
1
Beds
4
Baths
2
Living area
1,248 sqft
Lot size
6,395 sqft
ZIP code
80304
City
Boulder
Street
Dewey Ave
Coordinates
40.02395, -105.29063
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 431 Dewey Ave last sell?
No public-record sale is on file for 431 Dewey Ave.
What is the current tax assessment for 431 Dewey Ave?
The most recent total assessment for 431 Dewey Ave (year 2025) is $78,532 with $7,488 in property tax.
When was 431 Dewey Ave built?
431 Dewey Ave was built in 1973.
How does 431 Dewey Ave compare to others on Dewey Ave?
We track 8 other properties on Dewey Ave. Browse the list under "Other properties on Dewey Ave" to compare beds, baths, and sale history.
What are the property facts for 431 Dewey Ave?
431 Dewey Ave is a 4 bed, 2 bath, 1,248 sqft, 6,395 sqft lot multi_family.
Is 431 Dewey Ave a flip candidate?
No — 431 Dewey Ave does not appear in our flips dataset.
Is 431 Dewey Ave a tax-appeal candidate?
No — 431 Dewey Ave 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 Dewey Ave