Off MarketHistoric · 109 yrs
421 Marion Ave
Mill Valley, CA, 94941 • Cascade Canyon • Marin County
$3,781,100
$957/sqft
4Beds
5Baths
3,950Sqft
0.69 acLot
1917Built
Property DNA
Mountain Views
Mountain
Character Home
Built 1917 · 109 years of history
Tile & Hardwood Floors
Quality flooring throughout
Market activity
Demand and pricing signals for this listing
9 views
People checking out this listing
$957/sqft
Price per square foot
About this home
Single Family · Built 1917 · Historic
This 3950 square foot single family home has 4 bedrooms and 5.0 bathrooms. This home is located at 421 Marion Ave, Mill Valley, CA 94941.
Estimated monthly payment
Based on current rates
$23,747/month
Principal & Interest$18,705
Property Tax$3,781
Insurance$1,260
Down payment20% ($756,220)
3%50%
Est. 6.29% rate · 30yr fixed · $3,024,880 loan
Full calculator →At a glance
Key facts and listing details
TypeSingleFamily
Year Built1917
HeatingOther, Gas
Parking4 Parking spaces
Lot0.69 Acres
Property
Home typeSingle Family
Year built1917
Systems
HeatingOther, Gas
RoofShake / Shingle
Parking & Outdoor
ParkingCarport, Off-street, Garage
BasementUnfinished
Lot0.69 Acres
Location & Tax
NeighborhoodCascade Canyon
Annual tax$19,599
Parcel02815319
Bathrooms & Fees
Full baths4
Features & details
6 categories of property features
Interior Features
Appliances
Dishwasher
Dryer
Freezer
Garbage disposal
Microwave
Range / Oven
Refrigerator
Washer
Flooring
Tile
Hardwood
Heating
Other
Gas
Exterior Features
Exterior
Shingle
Wood
Brick
Parking
Carport
Off-street
Garage
Views
Mountain
Room details
12 rooms detailed
Walk In Closet
Breakfast Nook
Dining Room
Family Room
Library
Master Bath
Listing insights
Market data and value estimates
StatusOff Market
Est. value$3,781,100
Est. rent$8,377/mo
Tax rate1.13%
Price/sqft$957
Tour days6
Views9
How are the schools in Mill Valley?
3 schools rated nearby
Location
Mill Valley, CA, 94941
Tax history
22 years of records
YearTax paidAssessed value
Apr 9, 2025$19,599$1,323,533
Apr 9, 2024$19,553$1,297,583
Apr 9, 2023$19,026$1,272,142
Apr 9, 2022$17,893$1,247,202
Apr 9, 2021$17,735$1,222,748
Apr 9, 2020$17,271$1,210,211
Apr 9, 2019$15,840$1,186,483
Apr 9, 2018$15,437$1,163,222
Apr 9, 2017$15,138$1,140,415
Apr 9, 2016$14,863$1,118,056
Apr 9, 2015$14,419$1,101,269
Apr 9, 2014$13,993$1,079,698
Apr 9, 2013—$1,074,825
Apr 9, 2012—$1,053,755
Apr 9, 2011—$1,033,097
Apr 9, 2010—$1,025,379
Apr 9, 2009—$1,027,821
Apr 9, 2008—$1,007,670
Apr 9, 2007—$987,915
Apr 9, 2006—$909,726
Apr 9, 2005—$891,892
Apr 9, 2004—$874,405
Nearby homes
Neighborhood details
Local context around this listing
Mill Valley, CA • Marin County
Nearby neighborhoods
AlmonteBayfront/Enchanted Knolls/Shelter RidgeBlithedale CanyonCascade CanyonHomestead ValleyMiller/MolinoScott ValleyStrawberryTamalpais ValleyWarner Canyon/Kite Hill
Nearby cities
Corte MaderaFairfaxKentfieldMill ValleyNovatoPetalumaSan AnselmoSan Rafael
Nearby zip codes
94941949429496594970
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