21 Alta Dr
Petaluma, CA 94954
4 bd 2 ba 1,430 sqft Built 1959 Lot 6,175 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 | $480,420 | $316,200 | $796,620 | $9,091 |
| 2024 | $480,420 | $316,200 | $796,620 | $6,288 |
| 2023 | $330,847 | $220,564 | $551,411 | $6,175 |
| 2022 | $324,360 | $216,240 | $540,600 | $6,144 |
| 2021 | $45,054 | $15,842 | $60,896 | $684 |
| 2020 | $44,593 | $15,680 | $60,273 | $687 |
| 2019 | $43,719 | $15,373 | $59,092 | $679 |
| 2018 | $42,862 | $15,072 | $57,934 | $660 |
| 2017 | $42,022 | $14,777 | $56,799 | $650 |
| 2016 | $41,199 | $14,488 | $55,687 | $619 |
| 2015 | $40,581 | $14,271 | $54,852 | $604 |
| 2014 | $39,787 | $13,992 | $53,779 | $597 |
| 2013 | $39,608 | $13,929 | $53,537 | $579 |
| 2012 | $38,832 | $13,656 | $52,488 | $571 |
| 2010 | $38,071 | $13,389 | $51,460 | $538 |
| 2009 | $37,877 | $13,321 | $51,198 | $539 |
| 2008 | $37,135 | $13,060 | $50,195 | $528 |
| 2007 | $36,407 | $12,804 | $49,211 | $528 |
Property facts
Year built
1959
Property type
single_family
Stories
2
Beds
4
Baths
2
Living area
1,430 sqft
Lot size
6,175 sqft
ZIP code
94954
City
Petaluma
Street
Alta Dr
Coordinates
38.24584, -122.61846
Comparable properties nearby
Frequently asked questions
When did 21 Alta Dr last sell?
No public-record sale is on file for 21 Alta Dr.
What is the current tax assessment for 21 Alta Dr?
The most recent total assessment for 21 Alta Dr (year 2025) is $796,620 with $9,091 in property tax.
When was 21 Alta Dr built?
21 Alta Dr was built in 1959.
How does 21 Alta Dr compare to others on Alta Dr?
We track 8 other properties on Alta Dr. Browse the list under "Other properties on Alta Dr" to compare beds, baths, and sale history.
What are the property facts for 21 Alta Dr?
21 Alta Dr is a 4 bed, 2 bath, 1,430 sqft, 6,175 sqft lot single_family.
Is 21 Alta Dr a flip candidate?
No — 21 Alta Dr does not appear in our flips dataset.
Is 21 Alta Dr a tax-appeal candidate?
No — 21 Alta Dr is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-3.4%
Implied 1-yr
-13.7%
2026 Q3
$937.5K
2026 Q4
$937.5K
ZIP 94954 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Alta Dr