12th St, Petaluma, CA Property Records

Sonoma County property records for 16 addresses on 12th St, Petaluma, CA · Last verified August 2026

12th St Highlights

Properties 16
Median Sale Price $775,000
Deeds and Mortgages on File 28
Median Price per Sqft $440
Owner Occupied 75%
Median Annual Tax Bill $6,609
Median Year Built 1948
Median Ownership Tenure 14 years

Properties on 12th St

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

211 12th St

3 bd · 2 ba · 1,561 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,2722025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

212 12th St

4 bd · 3 ba · 2,056 sqft · 0.452 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$950,000Dec 2018 $12,2022025 Amount on Record Apr 2011 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

216 12th St

2 bd · 2 ba · 1,596 sqft · 0.136 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$599,000Jun 2010 $8,8882025 Amount on Record May 1994 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

222 12th St

2 bd · 2 ba · 1,364 sqft · 0.126 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$205,000Oct 1992 $3,9632025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

226 12th St

4 bd · 2.5 ba · 2,477 sqft · 0.156 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,091,000Feb 2024 $12,8012025 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

303 12th St

1 bd · 1 ba · 746 sqft · 0.126 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,8332025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

304 12th St

3 bd · 2 ba · 1,288 sqft · 0.082 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$549,000Sep 2008 $7,9952025 Amount on Record Jun 2006 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

305 12th St

1 bd · 1 ba · 792 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$105,000Aug 2021 $4,1582025 Amount on Record Oct 1994 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

307 12th St

3 bd · 2.5 ba · 1,664 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$775,000Sep 2016 $11,1162025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

308 12th St

5 bd · 4 ba · 2,279 sqft · 0.115 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$393,000May 2012 $6,6092025 Amount on Record Oct 2011 1 Name on Record Owner Occupied Assessor + 6 DocumentsUpdated Apr 2026

309 12th St

2 bd · 1 ba · 1,134 sqft · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$167,000Sep 1990 $4,6262025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

310 12th St

2 bd · 1 ba · 888 sqft · 0.109 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6402025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

312 12th St

3 bd · 2 ba · 1,312 sqft · 0.103 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$827,000Aug 2025 $3,0472025 Amount on Record Nov 2015 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

315 12th St

3 bd · 3 ba · 1,870 sqft · 0.268 acres

Last Sale Tax Bill Prior Sale Owner Records
$570,000May 2012 $9,2482025 1 Name on Record AssessorUpdated Apr 2026

316 12th St

3 bd · 1 ba · 1,180 sqft · 0.206 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,8412025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

319 12th St

3 bd · 1 ba · 1,439 sqft · 0.235 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$384,000Jul 2001 $6,7202025 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated May 2026

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