660 Sierra Ave
Cotati, CA 94931
3 bd 1 ba 1,247 sqft Built 1901 Lot 835,916 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 | $520,200 | $728,280 | $1,248,480 | $14,731 |
| 2024 | $520,200 | $728,280 | $1,248,480 | $14,361 |
| 2023 | $500,000 | $700,000 | $1,200,000 | $14,312 |
| 2022 | $17,309 | $177,888 | $195,197 | $2,717 |
| 2021 | $16,970 | $174,400 | $191,370 | $2,670 |
| 2020 | $16,796 | $172,612 | $189,408 | $2,694 |
| 2019 | $16,467 | $169,228 | $185,695 | $2,662 |
| 2018 | $16,145 | $165,910 | $182,055 | $2,358 |
| 2017 | $15,829 | $162,657 | $178,486 | $2,320 |
| 2016 | $15,519 | $159,468 | $174,987 | $2,222 |
| 2015 | $15,286 | $157,073 | $172,359 | $2,170 |
| 2014 | $14,987 | $153,997 | $168,984 | $2,156 |
| 2013 | $14,920 | $153,302 | $168,222 | $2,052 |
| 2012 | $14,628 | $150,297 | $164,925 | $2,005 |
| 2010 | $14,342 | $147,350 | $161,692 | $1,866 |
| 2009 | $14,269 | $146,597 | $160,866 | $1,885 |
| 2008 | $13,990 | $143,723 | $157,713 | $1,849 |
| 2007 | $13,716 | $140,905 | $154,621 | $1,814 |
Property facts
Year built
1901
Property type
single_family
Stories
1
Beds
3
Baths
1
Living area
1,247 sqft
Lot size
835,916 sqft
ZIP code
94931
City
Cotati
Street
Sierra Ave
Coordinates
38.32018, -122.71750
Comparable properties nearby
Frequently asked questions
When did 660 Sierra Ave last sell?
No public-record sale is on file for 660 Sierra Ave.
What is the current tax assessment for 660 Sierra Ave?
The most recent total assessment for 660 Sierra Ave (year 2025) is $1,248,480 with $14,731 in property tax.
When was 660 Sierra Ave built?
660 Sierra Ave was built in 1901.
How does 660 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 660 Sierra Ave?
660 Sierra Ave is a 3 bed, 1 bath, 1,247 sqft, 835,916 sqft lot single_family.
Is 660 Sierra Ave a flip candidate?
No — 660 Sierra Ave does not appear in our flips dataset.
Is 660 Sierra Ave a tax-appeal candidate?
No — 660 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