434 Dewey Ave
Boulder, CO 80304
5 bd 4 ba 5,035 sqft Built 2008 Lot 10,454 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 | $132,369 | $110,750 | $243,119 | $23,181 |
| 2024 | $132,369 | $110,750 | $243,119 | $24,290 |
| 2023 | $157,336 | $122,744 | $280,080 | $23,869 |
| 2022 | $138,805 | $88,147 | $226,952 | $21,075 |
| 2021 | $142,800 | $90,683 | $233,483 | $20,097 |
| 2020 | $95,932 | $80,366 | $176,298 | $15,345 |
| 2019 | $95,932 | $80,366 | $176,298 | $15,111 |
| 2018 | $98,402 | $65,592 | $163,994 | $14,218 |
| 2017 | $98,402 | $65,592 | $163,994 | $13,773 |
| 2016 | $89,375 | $59,620 | $148,995 | $12,897 |
| 2015 | $89,375 | $59,620 | $148,995 | $12,213 |
| 2014 | $60,647 | $51,979 | $112,626 | $9,683 |
| 2013 | $60,647 | $51,979 | $112,626 | $9,469 |
| 2011 | $68,536 | $37,651 | $106,187 | $8,817 |
| 2010 | $68,536 | $37,651 | $106,187 | $9,939 |
| 2009 | $68,536 | $37,651 | $106,187 | $3,976 |
| 2008 | — | $137,750 | $137,750 | $10,131 |
Property facts
Year built
2008
Property type
single_family
Stories
2
Beds
5
Baths
4
Living area
5,035 sqft
Lot size
10,454 sqft
ZIP code
80304
City
Boulder
Street
Dewey Ave
Coordinates
40.02337, -105.29068
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 434 Dewey Ave last sell?
No public-record sale is on file for 434 Dewey Ave.
What is the current tax assessment for 434 Dewey Ave?
The most recent total assessment for 434 Dewey Ave (year 2025) is $243,119 with $23,181 in property tax.
When was 434 Dewey Ave built?
434 Dewey Ave was built in 2008.
How does 434 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 434 Dewey Ave?
434 Dewey Ave is a 5 bed, 4 bath, 5,035 sqft, 10,454 sqft lot single_family.
Is 434 Dewey Ave a flip candidate?
No — 434 Dewey Ave does not appear in our flips dataset.
Is 434 Dewey Ave a tax-appeal candidate?
No — 434 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