First St, Sebastopol, CA Property Records

Sonoma County property records for 42 addresses on First St, Sebastopol, CA · Last verified August 2026

First St Highlights

Properties 42
Median Sale Price $995,000
Deeds and Mortgages on File 64
Median Price per Sqft $616
Owner Occupied 69%
Median Annual Tax Bill $6,995
Median Year Built 1980
Median Ownership Tenure 17 years

Properties on First St

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

435 First St

2 bd · 1 ba · 698 sqft · 0.895 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$748,000Feb 2016 $10,7072025 Amount on Record Oct 2006 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

520 First St

2 bd · 1 ba · 1,120 sqft · 0.484 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1998 $1,0192025 1 Name on Record Owner Occupied AssessorUpdated May 2026

550 First St

3 bd · 2 ba · 1,879 sqft · 1.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$370,000Jun 1998 $7,7152025 1 Name on Record AssessorUpdated Apr 2026

600 First St

3 bd · 1 ba · 1,216 sqft · 0.387 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,4152025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

601 First St

4 bd · 2 ba · 2,298 sqft · 0.918 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$2,400,000Apr 2026 $9,4182025 Amount on Record Aug 2006 2 Names on Record Assessor + 2 DocumentsUpdated Apr 2026

620 First St

3 bd · 2.5 ba · 2,313 sqft · 1.1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,7322025 1 Name on Record AssessorUpdated Apr 2026

630 First St

4 bd · 2 ba · 2,043 sqft · 0.7 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,3662025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

709 First St

2 bd · 2.5 ba · 2,340 sqft · 0.441 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$715,000Dec 2015 $12,9242025 1 Name on Record Owner Occupied AssessorUpdated May 2026

711 First St

3 bd · 2.5 ba · 1,902 sqft · 0.449 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$190,000Nov 1988 $4,8492025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

729 First St

3 bd · 2 ba · 2,079 sqft · 0.484 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$182,000Feb 1993 $8,7022025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

740 First St

2 bd · 1 ba · 720 sqft · 0.918 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$810,000Oct 2025 $7,5542025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

749 First St

3 bd · 2 ba · 1,539 sqft · 0.803 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$15,145Dec 2009 $3,8712025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

750 First St

3 bd · 2 ba · 1,328 sqft · 0.459 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,3692025 1 Name on Record AssessorUpdated Apr 2026

754 First St

3 bd · 3 ba · 2,162 sqft · 0.449 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,700,000Sep 2025 $14,3312025 Amount on Record Jul 2020 2 Names on Record Assessor + 5 DocumentsUpdated Apr 2026

760 First St

2 bd · 2 ba · 1,654 sqft · 0.345 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$450,000Dec 2001 $9,1462025 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

761 First St

2 bd · 1 ba · 850 sqft · 0.6 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,6082025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

764 First St

4 bd · 4 ba · 2,734 sqft · 0.654 acres

Last Sale Tax Bill Prior Sale Owner Records
$585,000Nov 2000 $11,1502025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

771 First St

0.991 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,8462025 1 Name on Record AssessorUpdated May 2026

830 First St

3 bd · 2.5 ba · 2,464 sqft · 0.623 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$447,000Jun 1999 $8,4422025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

835 First St

3 bd · 2 ba · 1,732 sqft · 0.491 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$5,2402025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

838 First St

5 bd · 3.5 ba · 2,917 sqft · 0.46 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,0942025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

850 First St

1 bd · 1 ba · 942 sqft · 0.711 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,8582025 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

854 First St

2 bd · 1.5 ba · 1,662 sqft · 0.14 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,1832025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

855 First St

3 bd · 2 ba · 1,872 sqft · 0.387 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$759,000Jan 2017 $6,9952025 1 Name on Record Owner Occupied Assessor + 9 DocumentsUpdated Apr 2026

860 First St

4 bd · 2 ba · 1,691 sqft · 0.232 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$86,363Jan 2013 $4,3692025 Amount on Record Apr 1988 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

862 First St

3 bd · 2.5 ba · 1,469 sqft · 1.17 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,7182025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

864 First St

3 bd · 2 ba · 1,971 sqft · 0.339 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$995,000Jul 2020 $12,7952025 Amount on Record Aug 2015 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

865 First St

3 bd · 2 ba · 1,527 sqft · 0.43 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$287,000Jul 1999 $5,4902025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

867 First St

1 bd · 1 ba · 665 sqft · 0.419 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,3512025 1 Name on Record AssessorUpdated Apr 2026

870 First St

3 bd · 2 ba · 1,075 sqft · 0.303 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$663,000Oct 2017 $9,1302025 Amount on Record Feb 2017 1 Name on Record Assessor + 3 DocumentsUpdated May 2026

880 First St

4 bd · 2 ba · 2,423 sqft · 0.858 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$13,500Nov 2025 $3,6702025 1 Name on Record Assessor + 4 DocumentsUpdated Apr 2026

885 First St

4 bd · 3 ba · 2,589 sqft · 0.275 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$900,000Jan 2016 $16,5862025 Amount on Record Jun 2000 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

900 First St

3 bd · 2 ba · 2,233 sqft · 0.469 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,250,000Oct 2020 $15,8502025 Amount on Record May 2017 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

903 First St

3 bd · 2 ba · 1,367 sqft · 0.344 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$695,000Sep 2018 $9,3682025 1 Name on Record Assessor + 1 DocumentUpdated May 2026

909 First St

3 bd · 1 ba · 815 sqft · 0.277 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,5872025 1 Name on Record Owner Occupied AssessorUpdated May 2026

910 First St

3 bd · 2 ba · 1,978 sqft · 0.503 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Feb 1997 $6,1962025 Amount on Record Dec 1996 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

915 First St

4 bd · 3 ba · 2,653 sqft · 0.344 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$545,000May 1999 $11,3022025 Amount on Record Mar 1998 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

920 First St

5 bd · 4 ba · 3,732 sqft · 0.462 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$156,000Dec 1996 $10,5192025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

925 First St

4 bd · 3 ba · 2,532 sqft · 0.445 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$942,500Aug 2007 $14,5432025 Amount on Record Jun 2005 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

930 First St

4 bd · 3 ba · 3,309 sqft · 0.508 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$589,000Feb 1998 $11,3312025 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

1020 First St

2 bd · 1 ba · 898 sqft · 3.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,2822025 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

1026 First St

6 bd · 3 ba · 2,057 sqft · 0.5 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$215,000Feb 1996 $8,7292025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

Wildfire Risk on First St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to HomesLow
this street's cells rank at the 20th percentile of exposed land nationally · 11th in California
Wildfire LikelihoodLow — about 1 in 5,714 per year
ExposureDirect
1 of 4 cells directly exposed · 3 adjoin burnable vegetation

Property Records in Nearby Streets