Prospect Dr, Sonoma, CA Property Records

Sonoma County property records for 10 addresses on Prospect Dr, Sonoma, CA · Last verified May 2026

Prospect Dr Highlights

Properties 10
Median Sale Price $1,125,000
Deeds and Mortgages on File 9
Median Price per Sqft $609
Owner Occupied 40%
Median Annual Tax Bill $12,049
Median Year Built 1974
Median Ownership Tenure 13 years

Properties on Prospect Dr

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

18668 Prospect Dr

3 bd · 2 ba · 2,689 sqft · 15 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,150,000May 2013 $34,1812025 1 Name on Record AssessorUpdated May 2026

18825 Prospect Dr

3 bd · 2 ba · 1,680 sqft · 1.3 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,024,500Aug 2019 $13,1212025 Amount on Record Oct 2006 1 Name on Record Assessor + 3 DocumentsUpdated Apr 2026

18830 Prospect Dr

4 bd · 2.5 ba · 2,302 sqft · 1.39 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$710,000Jun 2003 $12,0492025 Amount on Record Mar 1999 1 Name on Record AssessorUpdated Apr 2026

18869 Prospect Dr

3 bd · 2 ba · 2,231 sqft · 1.3 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$334,000Jan 1992 $7,1062025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

18885 Prospect Dr

3 bd · 3 ba · 2,570 sqft · 1.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,650,000May 2018 $21,6252025 Amount on Record Apr 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

18890 Prospect Dr

3 bd · 3 ba · 2,536 sqft · 1.3 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,125,000Jul 2025 $5,6212025 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

18905 Prospect Dr

3 bd · 2 ba · 1,656 sqft · 1.39 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$480,000May 1999 $8,9752025 Amount on Record Jun 1996 1 Name on Record AssessorUpdated Apr 2026

18910 Prospect Dr

3 bd · 3 ba · 2,390 sqft · 1.5 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$860,000Jun 2013 $11,6052025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

18925 Prospect Dr

4 bd · 3 ba · 2,891 sqft · 3.7 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,805,000Aug 2019 $22,3422025 Amount on Record Jun 2002 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

18938 Prospect Dr

1.6 acres

Last Sale Tax Bill Prior Sale Owner Records
$860,000Jun 2013 $1,2212025 1 Name on Record Assessor + 2 DocumentsUpdated May 2026

Property Records in Nearby Streets