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520 Summit Ave, Mill Valley, CA 94941

$6,843,000

Last sold date unavailable

  • 4

    bed

  • —

    bath

  • 5,559

    Sqft ($1,346/Sqft)

House not for sale
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About 520 Summit Ave

Property type House
Neighborhood
Year built 1985
HOA fee $0/month
Lot size 1 Sqft
Movoto estimate
Property description
This 4-bedroom single-family home is located at 520 Summit Ave, Mill Valley, CA, 94941, in the Blithedale Canyon neighborhood in Marin County and was built in 1985. This home offers 5,559 square feet of living space on a 1.14-acre lot. The estimated market value is $6,843,000, approximately $1,231 per square foot.
$6.84M
Range: $5.81M-$7.86M
Last 30 days 
  • Year Property taxes Tax assessment
  • 2024
    $56,671 +1.6%
    $4,859,590 +4.04%
  • 2023
    $55,786 +3.9%
    $4,670,924
  • 2022
    $53,718 -1.0%
    $4,670,924 +4.04%
  • 2021
    $54,248 +3.4%
    $4,489,574 +1.04%
  • 2020
    $52,468 +2.0%
    $4,443,540
  • 2019
    $51,427 +0.9%
    $4,443,540 +2.0%
  • 2018
    $50,983 +0.6%
    $4,356,429 +2.0%
  • 2017
    $50,676 +4.1%
    $4,271,024 +2.0%
  • 2016
    $48,677 +1.3%
    $4,187,293
  • 2015
    $48,057
    —
  • 520 Summit Ave
    $7.48M
  • Blithedale Canyon
    $1.37M -42% y/y
  • 94941
    $1.79M -10% y/y
  • Mill Valley
    $1.79M -10% y/y
No chart available
Statistics calculated by Movoto
Est. value Bed/bath Sqft mi
133 Ralston Ave, Mill Valley, CA 94941 $3,758,000 4/— 3,231 0.03
540 Summit Ave, Mill Valley, CA 94941 $4,130,000 4/— 4,227 0.03
128 Ralston Ave, Mill Valley, CA 94941 $3,269,000 4/3 3,154 0.04
132 Ralston Ave, Mill Valley, CA 94941 $2,363,000 3/2 1,861 0.04
165 Ralston Ave, Mill Valley, CA 94941 $3,607,000 5/4 3,121 0.04
101 Ralston Ave, Mill Valley, CA 94941 $4,001,000 4/— 3,171 0.06
160 Ralston Ave, Mill Valley, CA 94941 $2,254,000 3/2 2,022 0.06
122 Ralston Ave, Mill Valley, CA 94941 $3,467,000 5/3 3,014 0.06

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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9/10
Tamalpais High School
public Grades 9-12
Tamalpais Union High School District
Source: GreatSchools.org © 2026. All rights reserved.

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