405 Sierra Ave
Cotati, CA 94931
4 bd 3 ba 2,102 sqft Built 1951 Lot 17,136 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 | $432,972 | $270,608 | $703,580 | $8,488 |
| 2024 | $432,972 | $270,608 | $703,580 | $8,276 |
| 2023 | $416,160 | $260,100 | $676,260 | $8,244 |
| 2022 | $408,000 | $255,000 | $663,000 | $8,101 |
| 2021 | $402,266 | $272,302 | $674,568 | $8,317 |
| 2020 | $398,142 | $269,510 | $667,652 | $404 |
| 2019 | $390,336 | $264,226 | $654,562 | $401 |
| 2018 | $382,683 | $259,046 | $641,729 | $141 |
| 2017 | $375,180 | $253,967 | $629,147 | $141 |
| 2016 | $330,000 | $223,000 | $553,000 | $141 |
| 2015 | $308,000 | $208,000 | $516,000 | $141 |
| 2014 | $308,000 | $208,000 | $516,000 | $141 |
| 2013 | $276,000 | $186,500 | $462,500 | $140 |
| 2012 | $262,500 | $177,500 | $440,000 | $140 |
| 2010 | $272,000 | $184,000 | $456,000 | $50 |
| 2009 | $356,650 | $152,850 | $509,500 | $50 |
| 2008 | $331,500 | $224,400 | $555,900 | $6,371 |
| 2007 | $129,997 | $48,746 | $178,743 | $50 |
Property facts
Year built
1951
Property type
single_family
Stories
1
Beds
4
Baths
3
Living area
2,102 sqft
Lot size
17,136 sqft
ZIP code
94931
City
Cotati
Street
Sierra Ave
Coordinates
38.32246, -122.71039
Comparable properties nearby
Frequently asked questions
When did 405 Sierra Ave last sell?
No public-record sale is on file for 405 Sierra Ave.
What is the current tax assessment for 405 Sierra Ave?
The most recent total assessment for 405 Sierra Ave (year 2025) is $703,580 with $8,488 in property tax.
When was 405 Sierra Ave built?
405 Sierra Ave was built in 1951.
How does 405 Sierra Ave compare to others on Sierra Ave?
We track 8 other properties on Sierra Ave. Browse the list under "Other properties on Sierra Ave" to compare beds, baths, and sale history.
What are the property facts for 405 Sierra Ave?
405 Sierra Ave is a 4 bed, 3 bath, 2,102 sqft, 17,136 sqft lot single_family.
Is 405 Sierra Ave a flip candidate?
No — 405 Sierra Ave does not appear in our flips dataset.
Is 405 Sierra Ave a tax-appeal candidate?
No — 405 Sierra 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
-5.4%
Implied 1-yr
-21.5%
2026 Q3
$662.6K
2026 Q4
$608K
ZIP 94931 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Sierra Ave