1820 Alpine Ave, Boulder, CO 80304 is a apartment home that contains 600 sq ft and was built in 1959. It contains 1 bedroom and 1 bathroom. This home last sold for $5,085,000 in August 2025.
The Rent Zestimate for this home is $1,819/mo.
Sold for $5,085,000
$5,085,000
1820 Alpine Ave, Boulder, CO 80304
1beds
1baths
600sqft
Apartment
Built in 1959
-- sqft lot
$-- Zestimate®
$8,475/sqft
$1,819 Estimated rent
Home value
Not available
Estimated sales range
Not available
$1,819/mo
Zestimate® history
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$1,819/mo
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$1,819/mo
Rent Zestimate®
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$23,744/mo
Est. payment
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$23,744/mo
Est. payment
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List your homeWhat's special
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 1
- Bathrooms: 1
Heating
- Forced air
Cooling
- None
Interior area
- Total interior livable area: 600 sqft
Property
Parking
- Parking features: None
Features
- Exterior features: Shingle, Stone, Wood
Lot
- Size: 10,110 sqft
Details
- Parcel number: 146330226085
Construction
Type & style
- Home type: Apartment
Materials
- masonry
Condition
- Year built: 1959
Community & neighborhood
Community
- Community features: On Site Laundry Available
Location
- Region: Boulder
Price history
| Date | Event | Price |
|---|---|---|
| 8/4/2025 | Sold | $5,085,000$8,475/sqft |
Source: Public Record Report a problem | ||
| 2/4/2025 | Sold | $5,085,000+126%$8,475/sqft |
Source: Public Record Report a problem | ||
| 12/22/2023 | Listing removed | -- |
Source: Zillow Rentals Report a problem | ||
| 11/22/2023 | Listed for rent | $2,475-4.8%$4/sqft |
Source: Zillow Rentals Report a problem | ||
| 5/5/2023 | Listing removed | -- |
Source: Zillow Rentals Report a problem | ||
| 4/6/2023 | Price change | $2,600-3.7%$4/sqft |
Source: Zillow Rentals Report a problem | ||
| 4/5/2023 | Listed for rent | $2,700+35%$5/sqft |
Source: Zillow Rentals Report a problem | ||
| 3/27/2023 | Listing removed | -- |
Source:  IRES as distributed by MLS GRID #974331 Report a problem | ||
| 12/8/2022 | Listing removed | $2,250,000$3,750/sqft |
Source: IRES as distributed by MLS GRID #974331 Report a problem | ||
| 9/22/2022 | Listed for sale | $2,250,000+3.8%$3,750/sqft |
Source: IRES as distributed by MLS GRID #974331 Report a problem | ||
| 1/7/2022 | Listing removed | -- |
Source: IRES as distributed by MLS GRID #956280 Report a problem | ||
| 12/10/2021 | Price change | $2,166,700-66.7%$3,611/sqft |
Source: IRES as distributed by MLS GRID #956280 Report a problem | ||
| 10/8/2021 | Listed for sale | $6,500,000+400%$10,833/sqft |
Source: IRES as distributed by MLS GRID #952807 Report a problem | ||
| 9/27/2021 | Listing removed | -- |
Source: Zillow Rental Manager Report a problem | ||
| 7/25/2021 | Price change | $2,000-4.8%$3/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 7/7/2021 | Listed for rent | $2,100+12%$4/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 6/25/2020 | Listing removed | $1,875$3/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 6/19/2020 | Listed for rent | $1,875+1.4%$3/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 3/9/2020 | Listing removed | $1,850$3/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 11/11/2019 | Price change | $1,850-7.5%$3/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 10/10/2019 | Listed for rent | $2,000$3/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 5/6/2019 | Sold | $1,300,000$2,167/sqft |
Source: IRES as distributed by MLS GRID #875070 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $9,139 +1.9% | $98,762 -6.5% |
| 2024 | $8,970 +13% | $105,638 +0.5% |
| 2023 | $7,941 +2.5% | $105,094 +27.7% |
| 2022 | $7,747 +57.5% | $82,280 -4.9% |
| 2021 | $4,920 | $86,515 +53.1% |
| 2020 | $4,920 | $56,521 |
| 2019 | -- | $56,521 -0.7% |
| 2018 | -- | $56,916 -9.5% |
| 2017 | -- | $62,923 |
| 2016 | -- | $62,923 |
| 2015 | -- | $62,923 |
| 2014 | -- | $62,923 |
| 2013 | -- | $62,923 |
| 2012 | -- | $62,923 |
| 2011 | -- | -- |
| 2010 | -- | $62,920 |
| 2009 | -- | $62,920 |
Find assessor info on the county website
Neighborhood: Old North Boulder
Nearby schools
GreatSchools rating
- 8/10Whittier Elementary SchoolGrades: K-5Distance: 0.3 mi
- 5/10Casey Middle SchoolGrades: 6-8Distance: 0.4 mi
- 10/10Boulder High SchoolGrades: 9-12Distance: 0.9 mi
Schools provided by the listing agent
- Elementary: Whittier
- Middle: Casey
- High: Boulder
- District: Bldr Valley Dist Re2
Source: The MLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
- Colorado
- Boulder County
- Boulder
- 80304
- Old North Boulder
- 1820 Alpine Ave
Nearby cities
Nearby neighborhoods
Nearby zip codes
Other Boulder Topics
