417 Dewey Ave
Boulder, CO 80304
4 bd 4 ba 3,184 sqft Built 1923 Lot 11,326 sqft single_family
Most recent sale
$1,440,000
Dec 18, 2014
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Oct 26, 2022 | Price changed | $2,999,999 | MLS #971129 |
| Aug 25, 2022 | Price changed | $3,290,000 | MLS #971129 |
| Jul 15, 2022 | Listed | $3,490,000 | MLS #971129 |
| Dec 18, 2014 | Sold | $1,440,000 | MLS #748151 |
| Sep 30, 2014 | Listed | $1,595,000 | MLS #748151 |
| Jun 4, 2007 | Sold | $1,269,000 | Public Record |
| Apr 28, 1998 | Sold | $495,000 | Public Record |
| Jun 10, 1994 | Sold | $355,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $55,694 | $116,094 | $171,788 | $16,379 |
| 2024 | $55,694 | $116,094 | $171,788 | $15,574 |
| 2023 | $52,233 | $128,667 | $180,900 | $15,304 |
| 2022 | $98,648 | $92,400 | $191,048 | $17,741 |
| 2021 | $101,487 | $95,059 | $196,546 | $16,917 |
| 2020 | $70,706 | $84,299 | $155,005 | $13,492 |
| 2019 | $70,706 | $84,299 | $155,005 | $13,286 |
| 2018 | $67,586 | $67,608 | $135,194 | $11,721 |
| 2017 | $67,586 | $67,608 | $135,194 | $11,355 |
| 2016 | $50,801 | $55,800 | $106,601 | $9,228 |
| 2015 | $50,801 | $55,800 | $106,601 | $8,738 |
| 2014 | $49,941 | $42,825 | $92,766 | $7,976 |
| 2013 | $49,941 | $42,825 | $92,766 | $7,800 |
| 2012 | $60,655 | $39,163 | $99,818 | $8,362 |
| 2011 | $60,655 | $39,163 | $99,818 | $8,288 |
| 2010 | $60,655 | $39,163 | $99,818 | $8,180 |
| 2009 | $60,655 | $39,163 | $99,818 | $7,638 |
| 2008 | $52,660 | $37,810 | $90,470 | $6,654 |
Property facts
Year built
1923
Property type
single_family
Stories
2
Beds
4
Baths
4
Living area
3,184 sqft
Lot size
11,326 sqft
ZIP code
80304
City
Boulder
Street
Dewey Ave
Coordinates
40.02406, -105.29101
Comparable properties nearby
Frequently asked questions
When did 417 Dewey Ave last sell?
417 Dewey Ave most recently sold on Dec 18, 2014 for $1,440,000.
What is the current tax assessment for 417 Dewey Ave?
The most recent total assessment for 417 Dewey Ave (year 2025) is $171,788 with $16,379 in property tax.
How does 417 Dewey Ave's assessment compare to its last sale price?
The current assessment is 88.1% below the last sale price of $1,440,000.
When was 417 Dewey Ave built?
417 Dewey Ave was built in 1923.
How does 417 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 417 Dewey Ave?
417 Dewey Ave is a 4 bed, 4 bath, 3,184 sqft, 11,326 sqft lot single_family.
Is 417 Dewey Ave a flip candidate?
No — 417 Dewey Ave does not appear in our flips dataset.
Is 417 Dewey Ave a tax-appeal candidate?
No — 417 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