79 William St
Cotati, CA 94931
2 bd 2 ba 1,250 sqft Built 1980 Lot 623 sqft condos
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 | $291,832 | $196,323 | $488,155 | $5,951 |
| 2024 | $291,832 | $196,323 | $488,155 | $5,801 |
| 2023 | $280,500 | $188,700 | $469,200 | $5,775 |
| 2022 | $275,000 | $185,000 | $460,000 | $5,753 |
| 2021 | $206,287 | $84,938 | $291,225 | $3,832 |
| 2020 | $204,172 | $84,068 | $288,240 | $3,874 |
| 2019 | $200,169 | $82,420 | $282,589 | $3,826 |
| 2018 | $196,245 | $80,804 | $277,049 | $3,499 |
| 2017 | $192,398 | $79,220 | $271,618 | $3,442 |
| 2016 | $188,626 | $77,667 | $266,293 | $3,299 |
| 2015 | $135,000 | $55,000 | $190,000 | $2,371 |
| 2014 | $135,000 | $55,000 | $190,000 | $2,400 |
| 2013 | $105,000 | $43,000 | $148,000 | $1,817 |
| 2012 | $86,500 | $35,500 | $122,000 | $1,516 |
| 2010 | $128,000 | $53,000 | $181,000 | $1,957 |
| 2009 | $164,750 | $67,750 | $232,500 | $2,694 |
| 2008 | $179,500 | $119,500 | $299,000 | $3,370 |
| 2007 | $221,400 | $147,600 | $369,000 | $4,166 |
Property facts
Year built
1980
Property type
condos
Stories
2
Beds
2
Baths
2
Living area
1,250 sqft
Lot size
623 sqft
ZIP code
94931
City
Cotati
Street
William St
Coordinates
38.32717, -122.70944
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 79 William St last sell?
No public-record sale is on file for 79 William St.
What is the current tax assessment for 79 William St?
The most recent total assessment for 79 William St (year 2025) is $488,155 with $5,951 in property tax.
When was 79 William St built?
79 William St was built in 1980.
How does 79 William St compare to others on William St?
We track 8 other properties on William St. Browse the list under "Other properties on William St" to compare beds, baths, and sale history.
What are the property facts for 79 William St?
79 William St is a 2 bed, 2 bath, 1,250 sqft, 623 sqft lot condos.
Is 79 William St a flip candidate?
No — 79 William St does not appear in our flips dataset.
Is 79 William St a tax-appeal candidate?
No — 79 William St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-3.3%
Implied 1-yr
-13.3%
2026 Q3
$510.9K
2026 Q4
$489.3K
ZIP 94931 — Median Price History + Forecast
Explore nearby
Geography
Other properties on William St