Sophisticated, luxe and an exceptional FULL REMODEL create an elevated living experience with design and practical improvements rarely seen under $1.0 million. Extraordinary south facing light even on the darkest day. The fully open floor plan now accomodates a 12 ft long sectional and dining area for 8+ comfortably, with tons more space. ALL NEW CLOSET SYSTEMS create exceptional storage capacity, PLUS 8' tall exterior storage closet for bikes, strollers, etc. New wide plank flooring, gorgeous kitchen & baths remodeled with permits, LG full size washer/dryer, electronic blackout shades, wood burning fireplace. The comprehensive monthly HOA is UNRIVALED for FULL RESORT AMENITIES: RADIANT HEAT, water, trash, basic cable, ELEVATOR, redone sunny pool & large patio w/ bbq & furniture; clay tennis court; updated kayak and paddleboard docks; updated clubhouse for large entertaining; bike storage; landscaping and all bldg exterior, on-site maintenance team M-F & management. 2 stunning waterfront paths lead to TOP SCHOOLS, park, downtown MV & Marin Airporter, restaurants, express busses 1/4 mi away. Be in SF in 15 minutes! Last Shelter Bay 2 bd/2 ba 2025 sales came in @ $855,000, $875,000, $935,000 and $1.1 mil in 2025. OPPORTUNITY KNOCKS! Don't count on this low price in the Spring!

Architectural Style Contemporary Carport Spaces 1 Construction Materials FramePlaster Direction Faces South Driveway Sidewalks Paved DrivewayPaved SidewalkShared Driveway Exterior Features BalconyBuilt-In BarbequeUncovered Courtyard Fencing PartialWood Foundation Details CombinationConcretePerimeterPiling Levels One Lot Features Auto Sprinkler F&RAuto Sprinkler FrontClose to ClubhouseCul-De-SacLandscape BackLandscape FrontLow MaintenanceStreet Lights Open Parking Spaces 7 Other Structures OutbuildingStorage Parking Features AssignedCoveredDetachedPermit RequiredPrivateRestrictionsSide-by-SideUncovered Parking Spaces 2+ Parking Total 8 Patio And Porch Features Enclosed DeckUncovered Deck Roof BitumenFlatTar/Gravel View City LightsHillsWater

2nd Unit Approx Sq Ft 0 Appliances Built-In Electric OvenDishwasherDisposalElectric Cook TopENERGY STAR Qualified AppliancesGas Water HeaterHood Over RangeIce MakerMicrowavePlumbed For Ice MakerSelf/Cont Clean Oven Cooling None Fireplace Features BrickLiving RoomWood Burning Fireplaces Total 1 Flooring LaminateVinyl Heating CentralFireplace(s)Radiant Floor Interior Features ElevatorStorage Area(s) Laundry Features CabinetsDryer IncludedInside AreaInside RoomWasher Included Main Level Bedroom(s)Dining RoomFull Bath(s)KitchenLiving RoomPrimary Bedroom Room Baths Other Features Low-Flow Shower(s)Low-Flow Toilet(s)Radiant HeatShower Stall(s)Stone Room Dining Room Features Dining/Living Combo Room Kitchen Features Pantry CabinetSlab CounterStone Counter Room Living Room Features Deck AttachedGreat Room Room Master Bathroom Features ClosetDual Flush ToiletLow-Flow Toilet(s)Radiant HeatStoneTub w/Shower Over Room Master Bedroom Features Closet Room Type Great RoomKitchenLaundryLiving RoomPrimary BathroomPrimary BedroomPossible GuestStorage Rooms Total 0

Accessibility Features AccessibleElevatorInstalled ADU2nd Unit No Association Amenities BarbequeClubhouseLaundry CoinPoolRec Room w/FireplaceRecreation FacilitiesTennis CourtsTrailsOther Association Fee 1338 Association Fee Frequency Monthly Association Fee Includes CableTVInsuranceMaintenanceExteriorMaintenanceGroundsSewerTrashWaterHeatPool Association YN Yes Green Energy Efficient Insulation Horse YN No Location Of Unit Unit AboveUnit Below Pool Features Common FacilityPool Sweep Pool Private YN Yes Property Condition Updated/Remodeled Property Sub Type Condominium Restrictions Board ApprovalParkingRental(s)Signs Security Features Carbon Mon DetectorSmoke Detector Senior Community YN No Sewer Public Sewer Spa YN No Subtype Description AttachedLow-Rise (1-3) Utilities Cable AvailableInternet AvailablePublicSewer Connected & PaidUnderground Utilities Water Source PublicWater District

Bay East ©2024. CCAR ©2024. bridgeMLS ©2024. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, or CCAR MLS, or bridgeMLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated: 2025-11-07T10:56:38.937.

4221 Shelter Bay Avenue

Description

School Ratings & Info

Description

Monthly Payment Calculator

4221 Shelter Bay Avenue Mill Valley, CA 94941

Property Description

Architectural Style	Contemporary
Carport Spaces	1
Construction Materials	Frame Plaster
Direction Faces	South
Driveway Sidewalks	Paved Driveway Paved Sidewalk Shared Driveway
Exterior Features	Balcony Built-In Barbeque Uncovered Courtyard
Fencing	Partial Wood
Foundation Details	Combination ConcretePerimeter Piling
Levels	One
Lot Features	Auto Sprinkler F&R Auto Sprinkler Front Close to Clubhouse Cul-De-Sac Landscape Back Landscape Front Low Maintenance Street Lights
Open Parking Spaces	7
Other Structures	Outbuilding Storage
Parking Features	Assigned Covered Detached Permit Required Private Restrictions Side-by-Side Uncovered Parking Spaces 2+
Parking Total	8
Patio And Porch Features	Enclosed Deck Uncovered Deck
Roof	Bitumen Flat Tar/Gravel
View	City Lights Hills Water

2nd Unit Approx Sq Ft	0
Appliances	Built-In Electric Oven Dishwasher Disposal Electric Cook Top ENERGY STAR Qualified Appliances Gas Water Heater Hood Over Range Ice Maker Microwave Plumbed For Ice Maker Self/Cont Clean Oven
Cooling	None
Fireplace Features	Brick Living Room Wood Burning
Fireplaces Total	1
Flooring	Laminate Vinyl
Heating	Central Fireplace(s) Radiant Floor
Interior Features	Elevator Storage Area(s)
Laundry Features	Cabinets Dryer Included Inside Area Inside Room Washer Included
Main Level	Bedroom(s) Dining Room Full Bath(s) Kitchen Living Room Primary Bedroom
Room Baths Other Features	Low-Flow Shower(s) Low-Flow Toilet(s) Radiant Heat Shower Stall(s) Stone
Room Dining Room Features	Dining/Living Combo
Room Kitchen Features	Pantry Cabinet Slab Counter Stone Counter
Room Living Room Features	Deck Attached Great Room
Room Master Bathroom Features	Closet Dual Flush Toilet Low-Flow Toilet(s) Radiant Heat Stone Tub w/Shower Over
Room Master Bedroom Features	Closet
Room Type	Great Room Kitchen Laundry Living Room Primary Bathroom Primary Bedroom Possible Guest Storage
Rooms Total	0

Accessibility Features	AccessibleElevatorInstalled
ADU2nd Unit	No
Association Amenities	Barbeque Clubhouse Laundry Coin Pool Rec Room w/Fireplace Recreation Facilities Tennis Courts Trails Other
Association Fee	1338
Association Fee Frequency	Monthly
Association Fee Includes	CableTV Insurance MaintenanceExterior MaintenanceGrounds Sewer Trash Water Heat Pool
Association YN	Yes
Green Energy Efficient	Insulation
Horse YN	No
Location Of Unit	Unit Above Unit Below
Pool Features	Common Facility Pool Sweep
Pool Private YN	Yes
Property Condition	Updated/Remodeled
Property Sub Type	Condominium
Restrictions	Board Approval Parking Rental(s) Signs
Security Features	Carbon Mon Detector Smoke Detector
Senior Community YN	No
Sewer	Public Sewer
Spa YN	No
Subtype Description	Attached Low-Rise (1-3)
Utilities	Cable Available Internet Available Public Sewer Connected & Paid Underground Utilities
Water Source	Public Water District