David Devine

1900 Westlake Avenue N # B20

Seattle, WA
$ 499,000 Beds 1 Baths 1 Sq 750
Monthly Estimate* How much can I afford?

Welcome aboard your own waterfront retreat on iconic Lake Union. Perfectly positioned at the end of the dock, this charming Seattle houseboat offers panoramic water views and an unforgettable lifestyle in the heart of the city. Start your mornings with coffee on one of two covered decks, unwind on the expansive rooftop deck, and enjoy front-row seats to spectacular sunrises, Fourth of July fireworks, Duck Dodge races, and the daily parade of seaplanes. Inside, vaulted ceilings and walls of windows fill the home with natural light, creating an open and inviting atmosphere. The thoughtfully designed layout features a full kitchen with breakfast bar, built-in queen bed, full bath, convenient washer/dryer combo, and an upper-level bonus room with a built-in bar—ideal as a guest space, entertaining area, or inspiring home office. The monthly slip lease of $1,598 includes moorage, insurance, DNR fees, facility fees, liveaboard status, & Property Data Protection. Launch your paddleboard or kayak right from your dock and embrace the best of Seattle's floating home lifestyle. Financing available. Pet and rental friendly. Just minutes from Amazon, Google, Adobe, and everything South Lake Union has to offer.

Active

  • Price
  • $ 499,000
  • City
  • Seattle
  • Bedrooms
  • 1
  • Full Bathrooms
  • 1
  • County
  • KING
  • Half Bathrooms
  • 0
  • Area
  • Queen Anne-Magnolia
  • Lot Size
  • 0.0129 Acres
  • Zip
  • 98109
  • Sqr Footage
  • 750
  • Year Built
  • 2009
  • Taxes
  • $ 4995
  • Style
  • Floating Home/On-Water Res
  • MLS#
  • 2539054
Listed By: RE/MAX Elite and NWMLS
Data Source: Northwest Multiple Listing Service (NWMLS)

Features

General

Living Area 750
Sewer None
Heating Stove/Free Standing,Wall Furnace
Cooling None
Possession Closing
Roof See Remarks
Appliances Dishwasher,Dryer,Microwave,Refrigerator,Stove(s)/Range(s),Washer
Security Features Partially Fenced,Security Gate
Year Built 2009
View City,Lake,Mountains,Territorial
Levels One
Unit Number B20
Property Subtype Single Family Residence
Tax Year 2025
Waterfront Features Lake
Community Features Gated
County King
New Construction No
Property Type Residential
HOA No
Attached Garage No
Subdivision Name Lake Union
Facing Direction East
Full Baths 1
Special Listing Conditions None
Status Active
Directions From Westlake pay to park,enter 1900 Gate,walk down the dock to the end,turn L,houseboat will be on the L
City Seattle
Entry Location Main
Senior Community Y/N No
High School District Seattle
MLS Area 700 - Queen Anne/Magnolia
Lot Size Units Square Feet
Lot Size Square Feet 560
Carport Y/N No
Listing Terms Cash,See Remarks
Land Lease Y/N No
Tax Annual Amount 4995.2
Public Remarks Welcome aboard your own waterfront retreat on iconic Lake Union. Perfectly positioned at the end of the dock,this charming Seattle houseboat offers panoramic water views and an unforgettable lifestyl
Structure Type House
Building Area Units Square Feet
Builder Name Houzer
Standard Status Active
Water Company Public Water included with Slip Rent
Property Style 24 - Floating Home/On-Water Res
NWM_ShowMapLink Yes

Interior Features

Interior Amenities Dbl Pane/Storm Window,Fireplace,French Doors
Basement None
Flooring Hardwood,Carpet
Total Fireplaces 1
Fireplace Features Wood Burning
Air Conditioning Y/N No
Heating Y/N Yes
Fireplace Y/N Yes
Total Bedrooms 1
Main Level Bedrooms 1
Total Baths 1
Fireplaces Main 1
Power Production Type Electric,Propane,Wood
Baths Full Main 1
Bathrooms 1

Exterior Features

Exterior Amenities See Remarks,Wood
Parking Features Off Street
Water Source Public
Inclusions Dishwasher(s),Dryer(s),Microwave(s),Refrigerator(s),Stove(s)/Range(s),Washer(s)
Foundation Details See Remarks
Building Area Total 750
Lot Dimensions 40' x 14'
Lot Size Acres 0.0129
Waterfront Y/N Yes
Irrigation Water Rights Y/N No
Waterfront Footage 40'
Site Features Deck,Dock,Fenced-Partially,Gated Entry,Moorage,Propane,Rooftop Deck

Amenities

  • Foreclosure
  • Views
  • Short Sale
  • New Construction
  • Adult 55+
  • Lease To Own
  • No HOA Fees
  • Furnished
  • Primary On Main
  • Air Conditioning
  • Seller Finance
  • Green
  • Fixer Upper
  • Horse
  • Golf
  • Fireplace
  • Deck
  • Garage
  • Basement
  • Pool

Affordability Calculator

$3,786

Per Month

Based on the average sale price from the Vancouver, WA office

  • Monthly Principal & interest $2,658
  • Monthly Property Taxes $1,062
  • Monthly Home Insurance $67
Adjust Payment Options
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Let's determine your purchasing power. Working with my mortgage partner, you'll have the information you need to shop for a home with confidence.

Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA, or jumbo loans.

Mortgage calculator provided courtesy of Inside Real Estate.

Schools

Elementary School Unknown Elementary School
Middle School Unknown Middle School
High School Unknown High School

Price History

6/12/2026 Listed $499,000

Property vs Zip Code Average in 98109

Price
AVG $1.71M
$500K
Taxes
AVG $14,573
$4,995
Year Built
AVG 1958
2009
Visits
AVG 275
3762
Data Provided by Inside Real Estate®

In The Neighborhood

Areas That We Cover

1900 Westlake Avenue N # B20 Seattle, WA is a Single Family Home for sale at $499000 with 750 sqft and a lot size of 0.0129 Acres Acre(s). 1900 Westlake Avenue N # B20 Seattle has 1 bedrooms, 1 baths and was built in 2009. The property's zip code is 98109 which is in Seattle, WA

*Information deemed reliable but not guaranteed.

Financial calculator disclaimer: Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

Mortgage calculator provided courtesy of Inside Real Estate.

All information deemed reliable, but not guaranteed, and should be independently verified. The real estate information and related content displayed on this site is provided 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.

David Devine

David Devine

Real Estate Broker

503-381-3858

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