333 Keystone Ave

Coupeville, WA 98239

$1,895,000
Price
3
Beds
2,380 Sq. Ft.
$796 / Sq. Ft.
2,380
Sq. Ft.
$796
per Sq. Ft.
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Listed By CompassVirtual Tour
Listed By CompassVirtual Tour
Listing provided courtesy of Compass
Source: Northwest MLS

Description

Welcome to one of Whidbey Island's most compelling waterfront opportunities. Perfectly positioned on the shores of Admiralty Bay, this rare south-facing beach house offers the luxury of year-round sunshine, spectacular sunsets, and walk-out waterfront living that is increasingly difficult to find. Spanning approx. 2,380 square feet, the home offers exceptional space rarely seen in beachfront properties. With three official bedrooms, a generous loft with its own en suite bathroom serving as a fourth...Welcome to one of Whidbey Island's most compelling waterfront opportunities. Perfectly positioned on the shores of Admiralty Bay, this rare south-facing beach house offers the luxury of year-round sunshine, spectacular sunsets, and walk-out waterfront living that is increasingly difficult to find. Spanning approx. 2,380 square feet, the home offers exceptional space rarely seen in beachfront properties. With three official bedrooms, a generous loft with its own en suite bathroom serving as a fourth sleeping area, and abundant storage throughout, there's ample room for gatherings, visiting guests, remote work, or extended stays. Expansive windows capture sweeping views of the bay, shipping lanes, mountains and ferries, transforming the water and sky into ever-changing works of art. The open, light-filled living spaces invite effortless entertaining and relaxed coastal living, while the seamless connection to the outdoors encourages a lifestyle centered around the beach. Step directly from your home onto the shoreline—no bulkhead, no barriers, just natural waterfront access to beachcombing, kayaking, paddleboarding, fishing, and endless exploration along the shore. Whether you're seeking a luxury second home, a waterfront retreat, or a legacy property to enjoy for generations, this residence delivers the quintessential Whidbey Island lifestyle. This is more than a beach house—it's a sanctuary where luxury, tranquility, and the best of island living come together.

Listing Agent

  1. Mike Konopik

    Mike Konopik

    Listing Agent

    Compass

    P: (308)-627-7866

    CallText

Property Details for 333 Keystone Avenue

Community Name
Admirals Cove
School District
Coupeville
View
Bay, Islands, Mountains, Ocean, Sound, Strait
Number of Assigned Spaces
2
Total Covered Parking
2
Entry Date
06-10-2026
Energy Source
Electric,Propane
Sewer
Septic Tank
LISTING UPDATED: 07/09/2026 08:29 AM

Property Details for 333 Keystone Avenue

StatusActive
MLS #2536504
Days on Market35
Cumulative Days on Market35
Taxes$8,240 / year
HOA Fees-
Condo/Co-op Fees-
Property TypeSingle Family
MLS TypeResidential
Year Built1994
Lot Size0.72 AC / 31,363 SF
CountyIsland County
Buyer's Agent Compensation2.5%
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Location

Listing Courtesy of Compass
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Building Information for 333 Keystone Avenue

Stories-Year Built1994Building Size-Lot Size0.72 AC / 31,363 SF

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$10,130 per month

30 year fixed, 6.36% Interest

Principal and Interest

$9,443

Property Taxes

$687

HOA Dues

$0

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Property Information for 333 Keystone Avenue

Summary
Location and General Information
  • Style: 11 - 1 1/2 Story
  • Building Information: Built On Lot
  • Site Features: Deck, Hot Tub/Spa, Patio, Propane, Sprinkler System
  • Area: 812 - Central Whidbey Island
  • Block: 1
  • Elementary School: Buyer To Verify
  • Middle Or Junior School: Buyer To Verify
  • High School: Buyer To Verify
  • Directions: Google Maps and GPS work.
  • Property Sub Type: RESI
  • View: Yes
  • Waterfront: Yes
  • Entry Location: Main
  • Direction Faces: South
Taxes and HOA Information
  • Tax Year: 2026
Parking
  • Attached Garage: Yes
  • Carport: No
  • Garage: Yes
  • Parking Type: Attached Garage, Garage-Attached
  • Open Parking: No
  • Parking Features: Attached Garage
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Interior and Exterior Features
Bathroom Information
  • Full Bathrooms: 3
  • Three Quarter Bathrooms: 0
  • Half Bathrooms: 1
  • Full Baths Lower: 0
  • Full Baths Main: 2
  • Full Baths Upper: 1
  • Three Quarter Baths Lower: 0
  • Three Quarter Baths Main: 0
  • Three Quarter Baths Upper: 0
  • Half Baths Lower: 0
  • Half Baths Main: 1
  • Half Baths Upper: 0
  • Full Baths Garage: 0
  • Half Baths Garage: 0
  • Three Quarter Baths Garage: 0
  • Main Level Bathrooms: 3
Bedroom Information
  • Bedrooms Main: 3
  • Bedrooms Upper: 0
  • Bedrooms Lower: 0
  • Bedrooms Possible: 3
  • Master Bedroom Level: Main
Interior Features
  • Fireplaces Total: 1
  • Fireplaces Main: 1
  • Floor Covering: Ceramic Tile, Hardwood, Slate, Carpet
  • Basement: None
  • Features: Bath Off Primary, Dining Room, Fireplace, French Doors, Loft, Skylight(s), Vaulted Ceiling(s), Walk-In Closet(s), Water Heater
  • Water Heater Location: Garage
  • Room and Floor: Primary Bedroom-Main, Bathroom Full-Main, Entry Hall-Main, Utility Room-Main, Bathroom Half-Main, Kitchen Without Eating Space-Main, Living Room-Main, Dining Room-Main, Bedroom-Main, Bonus Room-Second, Bathroom Full-Second, Family Room-Second
  • Appliances: Dishwasher, Double Oven, Dryer, Microwave, Refrigerator, Stove(s)/Range(s), Washer
  • Cooling: No
  • Cooling: None
  • Fireplace Features: Gas
  • Fireplace: Yes
  • Heating: Yes
  • Heating: Forced Air
  • Spa: Yes
  • FIRPTA: No
  • Water Heater Type: Propane
  • Room List: Primary Bedroom, Bathroom Full, Entry Hall, Utility Room, Bathroom Half, Kitchen Without Eating Space, Living Room, Dining Room, Bedroom, Bonus Room, Family Room
  • Number Of Showers: 3
Exterior Features
  • Exterior: Wood
  • Roof: Metal
  • Appliances That Stay: Dishwasher(s),Double Oven,Dryer(s),Microwave(s),Refrigerator(s),Stove(s)/Range(s),Washer(s)
  • Waterfront Description: No Bank
Property
Utilities
  • Water Source: Community
  • Power Company: PSE
  • Sewer Company: Septic
  • Water Company: Admirals Cove
  • Power Production Type: Electric, Propane
Property and Assessments
  • New Construction YN: No
  • Senior Exemption: No
  • Zoning Jurisdiction: County
  • Foundation: Poured Concrete
  • Builder Name: Yonkman Construction
  • Level: One and One Half
  • Lot Topography: Level
  • MLS Square Footage Source: ICAO
  • Preliminary Title Ordered: Yes
  • Senior Community: No
  • Special Listing Conditions: None
  • Photos Count: 40
Lot Information
  • Lot Details: Paved
  • Lot Number: 12
  • Lot Size Source: ICGIS
  • Waterfront Footage: 70
  • Parcel Number Free Text: S830000010120
  • Building Condition: Very Good
  • Calculated Square Footage: 2380
  • Structure Type: House
  • Square Footage Finished: 2380
  • Square Footage Unfinished: 0
  • Building Area Total: 2380.0
  • Building Area Units: Square Feet
  • Property Type: Residential
  • Elevation Units: Feet
  • Irrigation Water Rights: No
  • Water Access: Community Waterfront/Pvt Beach,Tideland Rights
Multi Family
Financing / Income and Expenses
  • Leased Equipment: Propane Tank
Rental
Rent Information
  • Occupant Type: Owner
  • Land Lease: No

Property History for 333 Keystone Avenue

DateEvent & SourcePriceAppreciation
Jun 10, 2026

Listed (Active)

NWMLS #2536504

$1,895,000—
Aug 21, 2007

Sold

NWMLS #27063339

$970,000—
Jul 19, 2007

Pending

NWMLS #27063339

—
DateEvent & SourcePrice
06/10/2026

Listed (Active)

NWMLS #2536504

$1,895,000
08/21/2007

Sold

NWMLS #27063339

$970,000
07/19/2007

Pending

NWMLS #27063339

—

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 333 Keystone Avenue

Taxable ValueLand$665,000Additions$489,284Total$1,154,284
Home Facts
Beds3Total Finished SqFt2,380 SqFtAbove Ground SqFt2,380 SqFtStories1Lot Size7,000 SqFtStyleSingle Family ResidenceYear Built1994Zoning10CountyISLANDAPNS8300-00-01012-0Fireplace TypeHas Fireplace

Schools near 333 Keystone Avenue

This home is within Coupeville School District.
Rating
School
Type
Grades
Distance
Coupeville Elementary School
Public - PK to 5
Coupeville Middle School
Public - 6 to 8
Coupeville High School
Public - 9 to 12
Open Den
Public - 9 to 12
Rating
School
Distance
Coupeville Elementary School
PublicPK to 5

Coupeville Middle School
Public6 to 8

Coupeville High School
Public9 to 12

Open Den
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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More information about 333 Keystone Avenue, Coupeville, WA 98239

333 Keystone Avenue is a single family home for sale in Coupeville, WA 98239. This property was listed for sale on June 10, 2026 by Compass, it's currently listed at $1,895,000. It has been on the market for a total of 35 days and was last sold on August 21, 2007. This listing's school district is Coupeville School District. Nearby schools include Coupeville Elementary School, Coupeville Middle School and Coupeville High School. 333 Keystone Avenue is a 3-bed, 4-bath, 2,380 sqft single family home built in 1994.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity. Subject to change at any time. Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties make no guarantee, warranty or representation regarding the accuracy of any waterfront feature, water view or waterfront view.

Listing Courtesy of Compass

Based on information submitted to the MLS GRID as of 07/09/2026 08:29 AM. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Properties displayed may be listed or sold by various participants in the MLS. IDX information is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID. Use of the MLS GRID data may be subject to an end user license agreement prescribed by the applicable MLS of the Member Participant, if any, and as amended from time to time.