605 Alpine Ave
Boulder, CO 80304
4 bd 2 ba 2,016 sqft Built 1953 Lot 8,276 sqft single_family
Most recent sale
$1,225,000
Oct 28, 2020
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Apr 4, 2024 | Listed | $1,720,000 | IRES |
| Oct 28, 2020 | Sold | $1,225,000 | IRES |
| Dec 18, 2019 | Sold | $1,018,000 | IRES |
| Jun 6, 2014 | Sold | $690,000 | IRES |
| Apr 9, 2014 | Listed | $725,000 | IRES |
| Jun 16, 2011 | Sold | $587,000 | IRES |
| Jan 27, 2011 | Listed | $615,000 | IRES |
| Oct 30, 2010 | Listing removed | $629,000 | IRES |
| Aug 31, 2010 | Price changed | $629,000 | IRES |
| May 15, 2010 | Listed | $649,900 | IRES |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $9,723 | $87,508 | $97,231 | $9,270 |
| 2024 | $9,723 | $87,508 | $97,231 | $9,379 |
| 2023 | $43,805 | $65,714 | $109,519 | $9,139 |
| 2022 | $8,224 | $74,015 | $82,239 | $7,637 |
| 2021 | $8,461 | $76,145 | $84,606 | $7,282 |
| 2020 | $15,172 | $60,704 | $75,876 | $6,604 |
| 2019 | $15,172 | $60,704 | $75,876 | $6,503 |
| 2018 | $13,363 | $53,424 | $66,787 | $5,790 |
| 2017 | $13,363 | $53,424 | $66,787 | $5,609 |
| 2016 | $16,875 | $38,089 | $54,964 | $4,757 |
| 2015 | $16,875 | $38,089 | $54,964 | $4,505 |
| 2014 | $23,243 | $27,621 | $50,864 | $4,373 |
| 2013 | $23,243 | $27,621 | $50,864 | $4,276 |
| 2011 | $10,666 | $33,830 | $44,496 | $3,694 |
| 2010 | $10,666 | $33,830 | $44,496 | $4,062 |
| 2009 | $10,666 | $33,830 | $44,496 | $3,793 |
| 2008 | $10,680 | $33,830 | $44,510 | $3,273 |
| 2007 | — | — | $44,512 | $3,162 |
Property facts
Year built
1953
Property type
single_family
Stories
1
Beds
4
Baths
2
Living area
2,016 sqft
Lot size
8,276 sqft
ZIP code
80304
City
Boulder
Street
Alpine Ave
Coordinates
40.02576, -105.28825
Comparable properties nearby
Frequently asked questions
When did 605 Alpine Ave last sell?
605 Alpine Ave most recently sold on Oct 28, 2020 for $1,225,000.
What is the current tax assessment for 605 Alpine Ave?
The most recent total assessment for 605 Alpine Ave (year 2025) is $97,231 with $9,270 in property tax.
How does 605 Alpine Ave's assessment compare to its last sale price?
The current assessment is 92.1% below the last sale price of $1,225,000.
When was 605 Alpine Ave built?
605 Alpine Ave was built in 1953.
How does 605 Alpine Ave compare to others on Alpine Ave?
We track 8 other properties on Alpine Ave. Browse the list under "Other properties on Alpine Ave" to compare beds, baths, and sale history.
What are the property facts for 605 Alpine Ave?
605 Alpine Ave is a 4 bed, 2 bath, 2,016 sqft, 8,276 sqft lot single_family.
Is 605 Alpine Ave a flip candidate?
Yes — 605 Alpine Ave appears in our flips dataset, indicating it sold twice within a short window with a notable price change.
Is 605 Alpine Ave a tax-appeal candidate?
No — 605 Alpine 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
+5.1%
Implied 1-yr
+20.2%
2026 Q3
$2.3M
2026 Q4
$2.39M
ZIP 80304 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Alpine Ave