Birch St, Mill Valley, CA Property Records

Marin County property records for 12 addresses on Birch St, Mill Valley, CA · Last verified August 2026

Birch St Highlights

Properties 12
Median Sale Price $2,050,000
Deeds and Mortgages on File 29
Median Price per Sqft $942
Owner Occupied 75%
Median Annual Tax Bill $28,772
Median Year Built 1950
Median Ownership Tenure 11 years

Properties on Birch St

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

4 Birch St

3 bd · 3 ba · 1,610 sqft · 0.116 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,480,000Feb 2018 $22,7592025 Amount on Record Feb 2007 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

8 Birch St

2 bd · 1 ba · 1,144 sqft · 0.111 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,245,000Sep 2024 $28,7722025 Amount on Record Oct 2019 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

12 Birch St

3 bd · 2 ba · 1,196 sqft · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 1981 $7,4522025 1 Name on Record AssessorUpdated Jul 2026

15 Birch St

5 bd · 4 ba · 2,871 sqft · 0.539 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,650,000Oct 2003 $30,3602025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

25 Birch St

7 bd · 2 ba · 2,176 sqft · 0.255 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,050,000Jul 2022 $28,8142025 —Jul 2022 2 Names on Record Assessor + 7 DocumentsUpdated Aug 2026

29 Birch St

4 bd · 4.5 ba · 3,467 sqft · 0.26 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,100,000Apr 2015 $56,7502025 Amount on Record May 1994 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

32 Birch St

2 bd · 3.5 ba · 2,522 sqft · 0.14 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,150,000Jul 2008 $34,8342025 Amount on Record Nov 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

33 Birch St

6 bd · 5 ba · 3,884 sqft · 0.382 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,700,000May 2015 $68,0772025 Amount on Record Jun 2011 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

36 Birch St

2 bd · 1 ba · 1,033 sqft · 0.141 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Jun 2021 $17,5972025 —Nov 1999 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

38 Birch St

4 bd · 3.5 ba · 3,272 sqft · 0.175 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,163,000Jan 2010 $23,1732025 —Jan 2010 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

40 Birch St

3 bd · 2 ba · 1,954 sqft · 0.131 acres

Last Sale Tax Bill Prior Sale Owner Records
$650,000May 2011 $14,1982025 —Jul 2013 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

50 Birch St

4 bd · 2.5 ba · 3,269 sqft · 0.369 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,650,000Nov 2023 $20,1502025 Amount on Record Jun 2021 1 Name on Record Assessor + 6 DocumentsUpdated Jul 2026

Wildfire Risk on Birch St

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

Wildfire RiskLow
this street's cells rank at the 24th percentile of exposed land nationally · 14th in California
Wildfire LikelihoodLow — about 1 in 4,688 per year
ExposureDirect
1 of 3 cells directly exposed · 3 adjoin burnable vegetation

Property Records in Nearby Streets