On the Gold Coast of the Larkspur Marina--just blocks to popular Larkspur downtown, this stately residence has a deep water dock and one of the finest straight-on views of Mt Tam you'll ever see. With fenced private garden in front, close the gate and you're in your own private world. Built new in 2001 (the former home was removed) no expense was spared! Finishes and materials are top of the line: classic woodwork thru out, cherry floors, mahogany paneling, exceptional stonework, soaring ceilings. Dazzle your friends entertaining on the 1440 sq ft deck with heaters, automatic sunshades, built-in speakers, swim spa/jetted tub, and even a shower! All this overlooking the shimmering bay. The spacious primary suite wing has its own sep office, walk-in closet, beautiful Master Bath with jetted tub w/views. The temp controlled wine cellar /is accented w/custom welded details. Enjoy water sports, hiking or dine out in nearby downtown--it's a never-ending vacation each day of the week!
Single-familyProperty Type
2001Year Built
0.3 acresLot Size
$1,041Est. Price/Sq.Ft.
3 garage spacesParking
Listed by Isobel Wiener•DRE #00707023• Sotheby's International Realty
•415-730-5556 (agent)
•isobel@isobelwiener.com (agent)
Bought with Allison Fortini Crawford•DRE #01353131• Sotheby's International Realty
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Earn from this home
Sell
$1,174,096
Est. take-home
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Refinance
$0
Est. cash available
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Rent
$11,191/mo
Redfin rental estimate
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Market trends in 94939, CA
Last updated September 2026
Buyer's Market
Seller's Market
Seller's market
Sale-to-list price
106.5%
+4.6% MoM
Median sale price
$2.3M
$274K MoM
Avg. days on market
11d
12 days MoM
Recently sold homes
23
4 MoM
Provided by Redfin
Sale history for 450 Riviera Cir
Date
Event
Price
BAREIS #321061862
Oct 26, 2021
Sold
$4,750,000
$1,016/sq ft
Oct 6, 2021
Pending
—
Sep 23, 2021
Relisted
—
Aug 28, 2021
Price Changed
$4,950,000
$1,059/sq ft
Jul 8, 2021
Listed
$5,250,000
$1,123/sq ft
Public Records
Aug 2, 1999
Sold
$800,000
$171/sq ft
Public Records
Apr 1, 1980
Sold
$173,000
$37/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$54,714 (+1.9%)
$1,994,477 + $2,164,424
$4,158,901
2025
$53,689 (+3.4%)
$1,994,477 + $2,164,424
$4,158,901
2024
$51,927 (+1.9%)
$1,955,385 + $2,122,001
$4,077,386
2023
$50,944 (−16.0%)
$1,917,051 + $2,080,400
$3,997,451
2022
$60,623 (+106.5%)
$1,879,476 + $2,039,624
$3,919,100
2021
$29,357 (+0.5%)
$2,800,000 + $1,945,000
$4,745,000
2020
$29,211 (+4.7%)
$716,890 + $1,252,800
$1,969,690
2019
$27,894 (+1.6%)
$709,543 + $1,239,957
$1,949,500
2018
$27,445 (+1.9%)
$695,633 + $1,215,648
$1,911,281
2017
$26,927 (+4.3%)
$668,626 + $1,168,452
$1,837,078
2016
$25,817 (+0.9%)
$668,626 + $1,168,452
$1,837,078
2015
$25,591 (+4.5%)
$655,519 + $1,145,547
$1,801,066
2014
$24,488
$633,025 + $1,106,253
$1,739,278
2013
$24,479 (+3.7%)
$633,025 + $1,106,253
$1,739,278
2012
$23,598 (+2.5%)
$630,168 + $1,101,258
$1,731,426
2011
$23,017 (+0.9%)
$617,813 + $1,079,667
$1,697,480
2010
$22,804 (+0.8%)
$605,700 + $1,058,499
$1,664,199
2009
$22,625 (+3.6%)
$601,176 + $1,050,597
$1,651,773
2008
$21,844
$602,605 + $1,053,099
$1,655,704
Tax history for 450 Riviera Cir
Year
Property tax
Land + Additions
Assessment*
2026
$54,714 (+1.9%)
$1,994,477 + $2,164,424
$4,158,901
2025
$53,689 (+3.4%)
$1,994,477 + $2,164,424
$4,158,901
2024
$51,927 (+1.9%)
$1,955,385 + $2,122,001
$4,077,386
2023
$50,944 (−16.0%)
$1,917,051 + $2,080,400
$3,997,451
2022
$60,623 (+106.5%)
$1,879,476 + $2,039,624
$3,919,100
2021
$29,357 (+0.5%)
$2,800,000 + $1,945,000
$4,745,000
2020
$29,211 (+4.7%)
$716,890 + $1,252,800
$1,969,690
2019
$27,894 (+1.6%)
$709,543 + $1,239,957
$1,949,500
2018
$27,445 (+1.9%)
$695,633 + $1,215,648
$1,911,281
2017
$26,927 (+4.3%)
$668,626 + $1,168,452
$1,837,078
2016
$25,817 (+0.9%)
$668,626 + $1,168,452
$1,837,078
2015
$25,591 (+4.5%)
$655,519 + $1,145,547
$1,801,066
2014
$24,488
$633,025 + $1,106,253
$1,739,278
2013
$24,479 (+3.7%)
$633,025 + $1,106,253
$1,739,278
2012
$23,598 (+2.5%)
$630,168 + $1,101,258
$1,731,426
2011
$23,017 (+0.9%)
$617,813 + $1,079,667
$1,697,480
2010
$22,804 (+0.8%)
$605,700 + $1,058,499
$1,664,199
2009
$22,625 (+3.6%)
$601,176 + $1,050,597
$1,651,773
2008
$21,844
$602,605 + $1,053,099
$1,655,704
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Zoning
Permits
Beds
4
Baths
4
Stories
—
Lot width
—
Lot depth
—
Lot size
0.3 Acres
Year renovated
2001
Sq. Ft.
4,303
Year built
2001
Style
Single Family Residential
County
Marin County
APN
022-222-25
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Oct 19, 2026.
R-1
First Residential District
To provide for the low-density residential areas as set forth in the Larkspur General Plan.; Protect existing single-family dwellings and encourage the development of new single-family neighborhoods in an environment free from excessive levels of noise, illumination and glare, air pollution, heat, vibration and other objectionable impacts.; Ensure that each dwelling has sufficient access to light, air, open space, and insolation and is provided with adequate privacy.; Accommodate community facilities, schools, religious institutions, recreation facilities, open space and public services needed to complement the residential uses of the district.; Ensure that the density of proposed developments is compatible with the capacity of existing utilities and road systems serving the area.; Ensure that the size and scale of proposed structures are compatible with adjacent structures and the physical setting.
Permitted uses
Include but are not limited to:
Housing-Group
Housing-Single unit
Housing-Senior
Housing-Other
Recreation
Park & open space
Jan 1, 2025 • Final
Encroachment permit commercial
Pacific Gas and Electric will install a new duplex transformer and replace the primary electrical lines to upgrade existing service.
Electrical
Feb 14, 2023 • Final
Solar photovoltaic and ess
Install a residential solar system.
Battery
Electrical
Solar
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.