42 Underhill in Scott Valley is one of those homes that just feels good the moment you walk in. Offering 3BR + a big separate office, 2.5BA, and approx. 2,875 SqFt, it's been lovingly held by the same family for 41+ yrsrecently refreshed w/new paint, refinished hardwoods & updated lighting. The floor plan is refreshingly livable main living spaces and the primary suite are all on one level. The primary includes a large walk-in closet, vaulted ceiling + its own little outdoor private escape. Vaulted ceilings + a gas fireplace anchor the living room, while the bright kitchen offers a large casual dining area. The formal dining room opens to a private outdoor atrium, creating a magical mid-century vibe. The family room adds warmth w/ custom wood built-ins + a 2nd fireplace. Powder room, laundry and the 2-car garage finish off the main level. Upstairs, two bedrooms are located in a separate wing and share a hall bathroom. The second upper-level wing features an expansive office with built-in shelving, storage, and generous workspaceideal for today's flexible living needs. The home features 4 Anderson sliders to access the peaceful, lushly landscaped back yard complete with pool, hot tub, gardens, walking path and expansive decks to enjoy the sunny back yard. Multiple skylights. The driveway and 2 car-garage is accessed via a shared driveway on Lower Dr. Located in the desirable Scott Valley neighborhood, you'll have easy access to the Scott Valley Swim & Tennis Club less than a block away, top-ranked Mill Valley schools, and miles of open space and scenic trails. Move right in or explore endless possibilities to make this spacious home with its smart-flexible floor plan your own.
Single-familyProperty Type
1965Year Built
9,017 sq ftLot Size
$1,012Price/Sq.Ft.
2 garage spacesParking
Listed by McCarthy Moe Group•DRE #01421997• Compass
•415-250-4929 (agent)
•team@mccarthymoe.com (agent)
Bought with Gabriel Goldthwaite•DRE #02154086• Compass
Est. $9,461 per month, based on comparable rentals
Sale and tax history for 42 Underhill Rd
Sale History
Tax History
Date
Event
Price
BAREIS #326025264
Apr 24, 2026
Sold
$2,910,000
$1,012/sq ft
Apr 8, 2026
Pending
—
Mar 30, 2026
Listed
$2,395,000
$833/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$5,639 (−3.4%)
$62,517 + $241,914
$304,431
2024
$5,836 (+8.2%)
$61,291 + $237,172
$298,463
2023
$5,393 (−1.4%)
$60,090 + $232,522
$292,612
2022
$5,471 (−1.3%)
$58,912 + $227,963
$286,875
2021
$5,542 (+1.4%)
$57,757 + $223,494
$281,251
2020
$5,466 (+41.4%)
$56,624 + $219,113
$275,737
2019
$3,866 (−3.6%)
$56,044 + $216,866
$272,910
2018
$4,010 (+5.7%)
$54,945 + $212,614
$267,559
2017
$3,793 (+10.2%)
$52,812 + $204,360
$257,172
2016
$3,443 (−2.6%)
$52,812 + $204,360
$257,172
2015
$3,535 (+1.0%)
$51,776 + $200,353
$252,129
2014
$3,501 (+1.3%)
$50,000 + $193,479
$243,479
2013
$3,456 (+1.1%)
$50,000 + $193,479
$243,479
2012
$3,420 (−0.6%)
$49,774 + $192,605
$242,379
2011
$3,440 (+9.9%)
$48,798 + $188,830
$237,628
2010
$3,131 (+1.3%)
$47,842 + $185,128
$232,970
2009
$3,090 (+2.8%)
$47,484 + $183,745
$231,229
2008
$3,006
$47,597 + $184,182
$231,779
Public record
Public record
Permits
Beds
3
Baths
3
Stories
—
Lot width
—
Lot depth
—
Lot size
9,016 Sq. Ft.
Year renovated
1970
Sq. Ft.
2,875
Year built
1965
Style
Single Family Residential
County
Marin County
APN
033-182-06
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 13, 2026.
May 29, 2027 • Active
Residential electrical
Electrical
May 29, 2027 • Active
Residential ev charger
Electrical
Ev charger
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.