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Sold on 06/09/2020
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1645 9th St #4, Boulder, CO 80302

$1,086,000

Last sold 06/09/2020 for $505K

  • 2

    bed

  • 2

    bath

  • 1,128

    Sqft ($448/Sqft)

Attached Dwelling not for sale
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About 1645 9th St #4

Property type Attached Dwelling
Neighborhood
Year built 1979
HOA fee $375/month
Lot size 9,342 Sqft
Movoto estimate
Parking 1 garage spaces
Rental estimate
Property description
This 2-bedroom, 2-bathroom condominium is located at 1645 9th St #4, Boulder, CO, 80302, in the Lower Arapahoe neighborhood in Boulder County and was built in 1979. The unit offers 1,128 square feet of living space on a 9,342 sq ft lot. Parking includes a 1-car garage. The estimated market value is $1,086,000, approximately $963 per square foot.
$1.08M
Range: $836K-$1.33M
Last 30 days 
Rental est.: $2,578/month
Gross rent multiplier: 16.3
  • Jun 2020
    Public Records
  • Jun 9, 2020 Sold
    $505,000 (-27.8%)
  • May 2019
  • May 4, 2019 Delisted
    $699,000
  • Feb 8, 2019 Listed
    $699,000 (-6.7%)
  • Jul 2018
  • Jul 13, 2018 Listed
    $749,000 (-3.4%)
  • Jun 2018
  • Jun 9, 2018 Listed
    $775,000
  • Jun 2018
  • Jun 9, 2018 Price Change
    $775,000 (+3.5%)
  • Jun 8, 2018 Listed
    $749,000 (+155.2%)
  • Aug 2007
    Public Records
  • Aug 6, 2007 Sold
    $293,500
  • Year Property taxes Tax assessment
  • 2025
    $5,594 +17.2%
    $57,825 +6.49%
  • 2024
    $4,772 +1.8%
    $54,300 +20.48%
  • 2023
    $4,689 +12.0%
    $45,071 -2.8%
  • 2022
    $4,185 +4.9%
    $46,368
  • 2021
    $3,991 +5.3%
    $46,368 +6.45%
  • 2020
    $3,792 +1.6%
    $43,558
  • 2019
    $3,733 +4.3%
    $43,558 +5.47%
  • 2018
    $3,581 +45.2%
    $41,299 -9.55%
  • 2016
    $2,467 +5.6%
    $45,659
  • 2015
    $2,336
    —
  • 1645 9th St #4
    $505K
  • Flatirons
    $2.5M -37% y/y
  • 80302
    $1.35M -15% y/y
  • Boulder
    $998K -33% y/y
No chart available
Statistics calculated by Movoto
Est. value Bed/bath Sqft mi
1647 9th St, #5, Boulder, CO 80302 $1,080,000 3/1 1,049 0
1649 9th St, #6, Boulder, CO 80302 $1,082,000 2/1 1,065 0
1641 9th St, #2, Boulder, CO 80302 $1,116,000 2/1 1,230 0
1643 9th St, #3, Boulder, CO 80302 $1,151,000 3/1 1,265 0
1639 9th St, #1, Boulder, CO 80302 $1,181,000 3/1 1,312 0.01
733 Marine St, #5, Boulder, CO 80302 $721,000 2/1 805 0.07
733 Marine St, #2, Boulder, CO 80302 $479,000 1/1 635 0.07
733 Marine St, #3, Boulder, CO 80302 $721,000 2/1 805 0.07

Estimated values are based on public record data and automated valuation models. Values are not guaranteed and may not reflect current market conditions.

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8/10
Boulder High School
public Grades 9-12
Boulder Valley Re 2 School District
Source: GreatSchools.org © 2026. All rights reserved.

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