57 S Knoll Rd is a 3,522 square foot house on a 0.31 acre lot with 5 bedrooms and 5 bathrooms. - it last sold on April 22, 2016 for $2,875,000. Based on Redfin's Mill Valley data, we estimate the home's value is $4,131,788.
Single-familyProperty Type
2009Year Built
0.31 acresLot Size
$1,173Est. Price/Sq.Ft.
5 spacesParking
Source:Public Records
Redfin Estimate
$4,131,788
$1.3M since sold in April 2016$55K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 21.6% higher than the average sale price ($3.40M) of 5 comparable homes.
Lovely home on lush, level, gently rolling Mill Valley Acre. Cozy Wood Stove, open beam ceilings, Great room floor plan and lots of privacy. Skylights, sliders, picture windows beckon the outdoors. Rare opportunity to purchase this home as well as 69 South Knoll, right next door. Have 2 homes on close to 2 acres!!
Public Records
Nov 30, 1987
Sold
$1,030,000
$292/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$41,796 (+3.6%)
$2,076,796 + $1,381,311
$3,458,107
2024
$40,328 (+1.5%)
$2,036,084 + $1,354,232
$3,390,316
2023
$39,721 (+3.6%)
$1,996,163 + $1,327,680
$3,323,843
2022
$38,334 (+1.6%)
$1,957,033 + $1,301,654
$3,258,687
2021
$37,726 (+0.5%)
$1,918,660 + $1,276,132
$3,194,792
2020
$37,540 (+2.7%)
$1,881,043 + $1,251,112
$3,132,155
2019
$36,550 (+1.4%)
$1,861,762 + $1,238,288
$3,100,050
2018
$36,045 (+2.0%)
$1,825,264 + $1,214,012
$3,039,276
2017
$35,339 (+31.4%)
$1,754,400 + $1,166,880
$2,921,280
2016
$26,895 (+0.5%)
$1,754,400 + $1,166,880
$2,921,280
2015
$26,759 (+3.5%)
$1,199,418 + $1,057,668
$2,257,086
2014
$25,862 (+4.4%)
$1,158,278 + $1,021,390
$2,179,668
2013
$24,767 (+1.5%)
$1,158,278 + $1,021,390
$2,179,668
2012
$24,401 (+0.6%)
$1,100,000 + $970,000
$2,070,000
2011
$24,247 (+47.1%)
$1,100,000 + $970,000
$2,070,000
2010
$16,484 (+23.9%)
$1,100,000 + $970,000
$2,070,000
2009
$13,302 (+119.7%)
$501,926 + $859,957
$1,361,883
2008
$6,054
$503,121 + $600,000
$1,103,121
Tax history for 57 S Knoll Rd
Year
Property tax
Land + Additions
Assessment*
2025
$41,796 (+3.6%)
$2,076,796 + $1,381,311
$3,458,107
2024
$40,328 (+1.5%)
$2,036,084 + $1,354,232
$3,390,316
2023
$39,721 (+3.6%)
$1,996,163 + $1,327,680
$3,323,843
2022
$38,334 (+1.6%)
$1,957,033 + $1,301,654
$3,258,687
2021
$37,726 (+0.5%)
$1,918,660 + $1,276,132
$3,194,792
2020
$37,540 (+2.7%)
$1,881,043 + $1,251,112
$3,132,155
2019
$36,550 (+1.4%)
$1,861,762 + $1,238,288
$3,100,050
2018
$36,045 (+2.0%)
$1,825,264 + $1,214,012
$3,039,276
2017
$35,339 (+31.4%)
$1,754,400 + $1,166,880
$2,921,280
2016
$26,895 (+0.5%)
$1,754,400 + $1,166,880
$2,921,280
2015
$26,759 (+3.5%)
$1,199,418 + $1,057,668
$2,257,086
2014
$25,862 (+4.4%)
$1,158,278 + $1,021,390
$2,179,668
2013
$24,767 (+1.5%)
$1,158,278 + $1,021,390
$2,179,668
2012
$24,401 (+0.6%)
$1,100,000 + $970,000
$2,070,000
2011
$24,247 (+47.1%)
$1,100,000 + $970,000
$2,070,000
2010
$16,484 (+23.9%)
$1,100,000 + $970,000
$2,070,000
2009
$13,302 (+119.7%)
$501,926 + $859,957
$1,361,883
2008
$6,054
$503,121 + $600,000
$1,103,121
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Heating & Cooling
Heating Type: Central
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Exterior
Exterior Information
Building Construction Quality: Good
Property Information
Living Sq. Ft: 3,522
Building Sq. Ft: 3,522
# of Units: 1
Parking & Garage Information
Garage/Parking Sq. Ft: 490
Lot Information
# of Buildings: 1
Land Sq. Ft: 13,676
Municipality Name: MILL VALLEY SCHOOL AREA (STRAW
Acres: 0.314
County Use Description: 1 FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Tax Area: MILL VALLEY SCHOOL AREA (STRAW
Public facts
Beds: 5
Baths: 5.0
Sq. Ft.: 3,522
Stories: —
Lot Size: 0.31 acres
Style: Single Family Residential
Year Built: 2009
Year Renovated: 2009
County: Marin County
APN: 043-021-57
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Strawberry Point Elementary School
Public K-5 • Assigned • 0.5mi
10/10
Mill Valley Middle School
Public 6-8 • Assigned • 1.0mi
9/10
Tamalpais High School
Public 9-12 • Assigned • 1.1mi
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
3/10 Heat Factor
8 days above 83° expected this year, 18 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
13 unhealthy days expected this year, 13 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
68
53
76
56
74
57
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
$3.93M – $4.75M
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