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Sold
$2,469,188
Est. refi paymentEst. refi $8,132/mo
6
bd
•
6 ba
•
4,067
sq ft

21 Ridge Ave, Mill Valley, CA 94941

map-entry

About this home

Charming cottage on over 1 acre of mostly level land. Enjoy the sunny exposure of this private and tranquil setting. Recently renovated, amenities include a light, bright, open floorplan, hardwood floors, a romantic fireplace, and incredible views. Located just steps away from Muir Woods yet so close to downtown Mill Valley and easy access to San Francisco. Live in as is or build a fabulous new home on this remarkable piece of property.

Single-familyProperty Type
2010Year Built
1.08 acresLot Size
$607Est. Price/Sq.Ft.
4 spacesParking
Source:Public Records

Redfin Estimate

$2,469,188
$1.3M since sold in September 2007$114K since September

This home's estimate is 101.3% higher than the average sale price ($1.23M) of 5 comparable homes.

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Earn from this home

Sell
$2,338,556
Est. take-home

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Refinance
$0
Est. cash available

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Rent
$11,098/mo
Redfin rental estimate

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Market trends in 94941, CA

Sale history for 21 Ridge Ave

Tax history for 21 Ridge Ave

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds
6
Baths
6
Stories
—
Lot width
—
Lot depth
—
Lot size
1.08 Acres
Year renovated
2011
Sq. Ft.
4,067
Year built
2010
Style
Single Family Residential
County
Marin County
APN
046-151-43
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 13, 2026.

Property details

Around this home

Schools

Old Mill Elementary School

Public K-5 • Assigned • 0.9mi

10/10
Mill Valley Middle School

Public 6-8 • Assigned • 2.1mi

9/10
Tamalpais High School

Public 9-12 • Assigned • 2.3mi

10/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

3/10 Fire Factor

0.15% chance of being in a wildfire in next 30 years

1/10 Heat Factor

7 days above 76° expected this year, 16 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

12 unhealthy days expected this year, 12 days in 30 years

Provided by First Street

Historical weather

Mill Valley, CA • 94941
Average low and high temperatures (°F)
59
47
60
48
66
50
64
48
69
51
69
52
70
54
76
56
73
58
72
55
61
50
56
47
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

In this area, properties receive around 10.6 hours in June and 5 hours in December, placing it above the U.S. average for solar exposure.

10.6 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.35M – $2.84M

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GreatSchools Ratings provided by GreatSchools.org.