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Sold on 09/10/2010
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420 s 40th St, Boulder, CO 80305

$1,010,000

Last sold 09/10/2010 for $379K

  • 3

    bed

  • 1

    bath

  • 1,400

    Sqft ($271/Sqft)

House not for sale
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About 420 s 40th St

Property type House
Neighborhood
Year built 1956
HOA fee $0/month
Lot size 7,492 Sqft
Movoto estimate
Rental estimate
Property description
This 3-bedroom, 1-bathroom single-family home is located at 420 s 40th St, Boulder, CO, 80305, in the Martin Acres neighborhood in Boulder County and was built in 1956. This home offers 1,400 square feet of living space on a 7,492 sq ft lot. The estimated market value is $1,010,000, approximately $721 per square foot.
$1.01M
Range: $919K-$1.1M
Last 30 days 
Rental est.: $2,832/month
Gross rent multiplier: 11.2
  • — Off Market
    —
  • Sep 2010
  • Sep 10, 2010 Sold
    $379,900
  • Year Property taxes Tax assessment
  • 2025
    $5,396 -0.1%
    $55,744 -7.93%
  • 2024
    $5,400 +1.8%
    $60,548 -5.74%
  • 2023
    $5,304 +11.7%
    $64,233 +27.65%
  • 2022
    $4,748 +4.8%
    $50,318 -2.8%
  • 2021
    $4,531 +4.2%
    $51,766 +3.62%
  • 2020
    $4,349 +1.6%
    $49,957
  • 2019
    $4,282 +7.7%
    $49,957 +8.91%
  • 2018
    $3,977 +12.0%
    $45,871 -9.55%
  • 2016
    $3,550 +5.6%
    $50,713
  • 2015
    $3,362
    —
  • 420 s 40th St
    $379K
  • Martin Acres
    $870K -2% y/y
  • 80305
    $899K -25% y/y
  • Boulder
    $999K -33% y/y
No chart available
Statistics calculated by Movoto
Est. value Bed/bath Sqft mi
430 S 40th St, Boulder, CO 80305 $1,065,000 4/3 1,400 0.01
410 S 40th St, Boulder, CO 80305 $1,015,000 3/1 1,400 0.01
415 S 41st St, Boulder, CO 80305 $911,000 3/1 1,152 0.02
425 S 41st St, Boulder, CO 80305 $1,021,000 5/1 1,400 0.02
440 S 40th St, Boulder, CO 80305 $1,043,000 5/2 1,400 0.03
405 S 41st St, Boulder, CO 80305 $1,102,000 4/3 1,747 0.03
415 S 40th St, Boulder, CO 80305 $949,000 3/1 1,152 0.03
380 S 40th St, Boulder, CO 80305 $1,084,000 5/1 1,400 0.03

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

Around Martin Acres

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