Monte Rio Ave, Monte Rio, CA Property Records

Sonoma County property records for 24 addresses on Monte Rio Ave, Monte Rio, CA · Last verified August 2026

Monte Rio Ave Highlights

Properties 24
Median Sale Price $313,000
Deeds and Mortgages on File 13
Median Price per Sqft $300
Owner Occupied 17%
Median Annual Tax Bill $3,817
Median Year Built 1951
Median Ownership Tenure 13 years

Properties on Monte Rio Ave

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

10061 Monte Rio Ave

2 bd · 2 ba · 804 sqft · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,9892025 2 Names on Record Owner Occupied AssessorUpdated May 2026

20550 Monte Rio Ave

0.07 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

20563 Monte Rio Ave

0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

20565 Monte Rio Ave

0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record AssessorUpdated May 2026

20569 Monte Rio Ave

0.103 acres

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

20575 Monte Rio Ave

1 bd · 1 ba · 432 sqft · 0.101 acres

Last Sale Tax Bill Prior Sale Owner Records
$130,000Oct 2024 $3,8672025 Amount on Record Jun 2022 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

20577 Monte Rio Ave

0.101 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record AssessorUpdated May 2026

20579 Monte Rio Ave

0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record AssessorUpdated May 2026

20581 Monte Rio Ave

0.101 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

20589 Monte Rio Ave

0.101 acres

Last Sale Tax Bill Prior Sale Owner Records
$909,090Dec 1994 1 Name on Record AssessorUpdated Apr 2026

20590 Monte Rio Ave

3 bd · 2 ba · 1,330 sqft · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$313,000Aug 2013 $5,0162025 Amount on Record Jul 2012 1 Name on Record AssessorUpdated Apr 2026

20597 Monte Rio Ave

0.103 acres

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

20609 Monte Rio Ave

0.103 acres

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

20621 Monte Rio Ave

0.103 acres

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

20629 Monte Rio Ave

1 bd · 1 ba · 378 sqft · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,0592025 1 Name on Record Assessor + 1 DocumentUpdated May 2026

20641 Monte Rio Ave

3 bd · 2 ba · 1,427 sqft · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$330,000Jul 2021 $4,3972025 Amount on Record Aug 2015 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

20653 Monte Rio Ave

0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$330,000Jul 2021 $3222025 Amount on Record Aug 2015 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

20659 Monte Rio Ave

0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

20677 Monte Rio Ave

1 bd · 1 ba · 528 sqft · 0.224 acres

Last Sale Tax Bill Prior Sale Owner Records
$175,000Sep 2002 $3,4622025 Amount on Record Jul 1994 1 Name on Record AssessorUpdated Apr 2026

20685 Monte Rio Ave

0.226 acres

Last Sale Tax Bill Prior Sale Owner Records
$21,000Oct 2003 $5942025 Amount on Record Jul 2003 1 Name on Record AssessorUpdated Apr 2026

20697 Monte Rio Ave

1 bd · 1 ba · 770 sqft · 0.104 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$243,500Mar 2015 $3,8172025 Amount on Record Nov 2009 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

20711 Monte Rio Ave

2 bd · 2 ba · 1,793 sqft · 0.333 acres

Last Sale Tax Bill Prior Sale Owner Records
$73,000May 2010 $2,8762025 Amount on Record Aug 2009 1 Name on Record AssessorUpdated Apr 2026

20721 Monte Rio Ave

2 bd · 2 ba · 1,428 sqft · 0.426 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$625,000May 2026 $8,7272023 Amount on Record Apr 2006 2 Names on Record Assessor + 4 DocumentsUpdated Aug 2026

20800 Monte Rio Ave

2 bd · 2 ba · 1,375 sqft · 0.182 acres

Last Sale Tax Bill Prior Sale Owner Records
$71,000Jun 1995 $5,3302025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

Wildfire Risk on Monte Rio Ave

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

Wildfire Risk to HomesModerate
this street's cells rank at the 50th percentile of exposed land nationally · 30th in California
Wildfire LikelihoodModerate — about 1 in 1,195 per year
ExposureDirect
2 of 3 cells directly exposed · 3 adjoin burnable vegetation

Property Records in Nearby Streets