Sold172d on market
1661 E Treasure Island Drive
Allyn, WA, 98524 • 98524 • Mason County
$670,000
$443/sqft
2Beds
2Baths
1,512Sqft
0.34 acLot
2019Built
Property DNA
Waterfront Property
Direct water access
Scenic Views
Bay · Partial · Sea · See Remarks · Sound · Territorial
Treasure Island
98524
Outdoor Living
Ceiling Fan(s) · Double Pane/Storm Window · Vaulted Ceiling(s) · Water Heater
2-Car Garage
Driveway · Attached Garage · Off Street · RV Parking
Market activity
Demand and pricing signals for this listing
19 views
People checking out this listing
172 days on market
Established listing
$443/sqft
Price per square foot
About this home
Single Family · Built 2019
Escape to Treasure Island—whether for weekends or forever. This custom-crafted home offers Puget Sound views, an open-concept layout, and double slider that open to a spacious covered deck for year-round indoor-outdoor living. Built by a skilled woodworker, it’s full of charm and character, with a timber-framed entry, shiplap walls, and cardecking ceilings. Two bedrooms and a full bath sit on the primary upper floor, plus a flexible ground-level room and second bath—perfect for guests, remote work, or play. An oversized garage includes workshop space for storage and tinkering. Enjoy the island lifestyle with a community beach and moorage dock just steps away.
Standout features identified
Our analysis highlights puget sound views, flexible ground-level room, and shiplap walls as key attractions of this home.
Estimated monthly payment
Based on current rates
$4,237/month
Principal & Interest$3,261
Property Tax$670
Insurance$223
HOA$82
Down payment20% ($134,000)
3%50%
Est. 6.14% rate · 30yr fixed · $536,000 loan
Full calculator →At a glance
Key facts and listing details
TypeSingle Family Residence
Year Built2019
HeatingDuctless, Electric
CoolingDuctless
Parking2 Attached Garage spaces
HOA$983 annually
Lot0.34 Acres
Property
Home typeSingle Family
Sub-typeSingle Family Residence
Year built2019
Stories2
Systems
HeatingDuctless, Electric
CoolingDuctless
RoofComposition
ConstructionWood Siding, Wood Products
Water / SewerCommunity, Public, Company: Treasure Island Community Club / Septic Tank, Company: Septic
Parking & Outdoor
ParkingDriveway, Attached Garage, Off Street, RV Parking
Garage2 spaces
BasementNone
Lot0.34 Acres
Location & Tax
Neighborhood98524
Annual tax$3,139
Parcel121055200177
Bathrooms & Fees
Full baths2
HOA$82/mo
Features & details
13 categories of property features
Interior Features
Interior
Ceiling Fan(s)
Appliances
Dishwasher(s)
Dryer(s)
Microwave(s)
Refrigerator(s)
Stove(s)/Range(s)
Washer(s)
Water Heater: Electric
Water Heater Location: Downstairs Flex Room
Flooring
Slate
Vinyl Plank
Heating
Ductless
Electric
Cooling
Ductless
Windows
Double Pane/Storm Window
Exterior Features
Parking
Driveway
Attached Garage
Off Street
RV Parking
Construction
Wood Siding
Wood Products
Patio & Porch
Ceiling Fan(s)
Double Pane/Storm Window
Vaulted Ceiling(s)
Water Heater
Lot Features
Paved
Cable TV
Deck
High Speed Internet
RV Parking
Shop
Community
CCRs
Park
Views
Bay
Partial
Sea
See Remarks
Sound
Territorial
Utilities
Astound
Astound
Room details
8 rooms detailed
Master Bedroom
Bedroom
Bathroom Full
Bathroom Full
MainBonus Room
MainEntry Hall
MainListing insights
Market data and value estimates
StatusSold
Days on market172
Est. value$658,900
Est. rent$2,311/mo
Tax rate0.63%
Price/sqft$443
On marketSep 3, 2025
PostedJul 1, 2025
Last sold$670,000
MLS statusSold
MLS updatedNov 16, 2025
Tour days6
Views19
How are the schools in Allyn?
1 school rated nearby
Location
Allyn, WA, 98524
Price history
5 events
DateEventPrice$/sqftSource
Oct 16, 2025Sold$670,000$443NWMLS as distributed by MLS GRID
Sep 13, 2025Pending Sale$675,000$446NWMLS as distributed by MLS GRID
Aug 15, 2025Price Change$675,000$446NWMLS as distributed by MLS GRID
Jul 16, 2025Price Change$699,000$462NWMLS as distributed by MLS GRID
Jul 1, 2025Listed For Sale$725,000$479NWMLS as distributed by MLS GRID
Sold$670,000
Oct 16, 2025•$443/sqft•NWMLS as distributed by MLS GRID
Pending Sale$675,000
Sep 13, 2025•$446/sqft•NWMLS as distributed by MLS GRID
Price Change$675,000
Aug 15, 2025•$446/sqft•NWMLS as distributed by MLS GRID
Price Change$699,000
Jul 16, 2025•$462/sqft•NWMLS as distributed by MLS GRID
Listed For Sale$725,000
Jul 1, 2025•$479/sqft•NWMLS as distributed by MLS GRID
Tax history
11 years of records
YearTax paidAssessed value
Apr 7, 2024$3,139$426,870
Apr 7, 2023$3,059$364,545
Apr 7, 2022$2,873$268,730
Apr 7, 2021—$168,785
Apr 7, 2020$1,487$191,005
Apr 7, 2018$1,791$62,230
Apr 7, 2017$1,584$62,260
Apr 7, 2016$675$29,310
Apr 7, 2015$299$55,350
Apr 7, 2014$565$49,500
Apr 7, 2013$565$42,750
Nearby homes
Neighborhood details
Local context around this listing
Allyn, WA • Mason County
Nearby cities
AllynBelfairElmaGrapeviewHoodsportLilliwaupMatlockShelton
Nearby zip codes
98524
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Based on information submitted to the MLS GRID as of 2026-04-07 12:23:43 PDT. 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. [Click here for more information](/mls-disclaimers/#39)
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