427 Summit Ave
Mill Valley, CA 94941
5 bd 4 ba 3,517 sqft Built 1947 Lot 20,251 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $1,626,122 | $2,052,520 | $3,678,642 | $45,642 |
| 2024 | $1,626,122 | $2,052,520 | $3,678,642 | $43,602 |
| 2023 | $1,495,705 | $1,972,829 | $3,468,534 | $43,506 |
| 2022 | $1,466,382 | $1,934,152 | $3,400,534 | $41,724 |
| 2021 | $1,437,631 | $1,896,230 | $3,333,861 | $41,115 |
| 2020 | $1,422,900 | $1,876,800 | $3,299,700 | $40,450 |
| 2019 | $1,505,493 | $1,648,350 | $3,153,843 | $39,676 |
| 2018 | $1,475,983 | $1,616,040 | $3,092,023 | $39,493 |
| 2017 | $1,447,048 | $1,584,360 | $3,031,408 | $36,939 |
| 2016 | $1,418,676 | $1,553,295 | $2,971,971 | $35,441 |
| 2015 | $1,397,372 | $1,529,970 | $2,927,342 | $35,142 |
| 2014 | $1,370,000 | $1,500,000 | $2,870,000 | $33,713 |
| 2013 | $529,713 | $620,154 | $1,149,867 | $15,161 |
| 2012 | $519,327 | $607,994 | $1,127,321 | $14,192 |
| 2010 | $509,145 | $596,074 | $1,105,219 | $13,653 |
| 2009 | $505,342 | $591,619 | $1,096,961 | $13,417 |
| 2008 | $496,613 | $581,400 | $1,078,013 | $12,793 |
| 2006 | $486,879 | $570,003 | $1,056,882 | $12,301 |
Property facts
Year built
1947
Property type
single_family
Stories
2
Beds
5
Baths
4
Living area
3,517 sqft
Lot size
20,251 sqft
ZIP code
94941
City
Mill Valley
Street
Summit Ave
Coordinates
37.91249, -122.55699
Comparable properties nearby
Frequently asked questions
When did 427 Summit Ave last sell?
No public-record sale is on file for 427 Summit Ave.
What is the current tax assessment for 427 Summit Ave?
The most recent total assessment for 427 Summit Ave (year 2025) is $3,678,642 with $45,642 in property tax.
When was 427 Summit Ave built?
427 Summit Ave was built in 1947.
How does 427 Summit Ave compare to others on Summit Ave?
We track 8 other properties on Summit Ave. Browse the list under "Other properties on Summit Ave" to compare beds, baths, and sale history.
What are the property facts for 427 Summit Ave?
427 Summit Ave is a 5 bed, 4 bath, 3,517 sqft, 20,251 sqft lot single_family.
Is 427 Summit Ave a flip candidate?
No — 427 Summit Ave does not appear in our flips dataset.
Is 427 Summit Ave a tax-appeal candidate?
No — 427 Summit 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
-2.0%
Implied 1-yr
-7.9%
2026 Q2
$1.91M
2026 Q3
$1.87M
ZIP 94941 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Summit Ave