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$509,900
318 Days On Site

15670 BIG ISLAND LN S
Mountain, WI 54149

For Sale|Single Family Residence|Active Under Contract
3
Beds
3
Total Baths
1
Full Bath
2
Partial Baths
1,536
SqFt
$332
/SqFt
1938
Built
County:
Oconto
Listing courtesy of COLLEEN CUMBER of COLDWELL BANKER BARTELS REAL ESTATE, INC.
15670 BIG ISLAND LN S15670 BIG ISLAND LN S15670 BIG ISLAND LN S15670 BIG ISLAND LN S
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Mortgage Calculator

Monthly Payment (Est.)

$2,326
Calculator powered by Showcase IDX, a Constellation1 Company. Copyright ©2026 Information is deemed reliable but not guaranteed.

Full log home on the peaceful shores of Big Island Lake in Oconto County! This inviting waterfront property offers 3 bedrooms, 1 full bath, and 2 half baths, plus a full basement with a laundry area and additional space for storage, hobbies, or projects. Enjoy the beauty of the Northwoods from the fenced backyard, lakeside fire pit area, patio, hot tub, and full log boat house. Inside, you’ll find a spacious living room with a cozy fireplace, beautiful hardwood floors, custom kitchen cabinets, and abundant built-in storage throughout. A true highlight is the bar area surrounded by windows overlooking the lake, creating the perfect place to relax. With over 275' of beautiful water frontage, this special property offers comfort, charm, and incredible lake living year round living.

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Listing Snapshot
Price 
$509,900
Days On Site 
318 Days
Bedrooms 
3
Inside Area (SqFt) 
1,536 sqft
Total Baths 
3
Full Baths 
1
Partial Baths 
2
Lot Size 
N/A
Year Built 
1938
MLS® Number 
212734
Status 
Active Under Contract
Property Tax 
$2,998
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
N/A
Friends & Family
Recent Activity
3 weeks agoListing updated with changes from the MLS®
3 weeks agoStatus changed to Active Under Contract
a month agoPrice changed to $509,900
10 months agoListing first seen on site
General Features
Foundation 
Stone
Levels 
One
Number Of Stories 
1
Parking 
No GarageDriveway
Property Sub Type 
Single Family Residence
SqFt Above 
1536
SqFt Total 
1536
Style 
ContemporaryOneStory
Utilities 
Phone Available
Water Source 
PrivateWell
Zoning 
Residential
Interior Features
Appliances 
Convection OvenDishwasherElectric OvenElectric RangeMicrowaveRefrigerator
Basement 
UnfinishedWalk-Out Access
Cooling 
Central Air
Electric 
Circuit Breakers
Fireplace 
Yes
Fireplace Features 
MasonryWood Burning
Fireplaces 
1
Flooring 
CarpetWood
Heating 
Forced AirPropaneWood
Laundry Features 
Washer HookupIn Basement
Spa 
Yes
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Exterior Features
Construction Details 
Log
Exterior 
Dock
Frontage 
Lakefront
Lot Features 
LevelWaterfront
Other Structures 
Shed(s)
Patio And Porch 
PatioDeck
Roof 
CompositionShingle
Spa 
Yes
Waterfront 
Yes
Waterfront Features 
Lake Front
Community Features
Roads 
Paved
Township 
OC Doty
Listing courtesy of COLLEEN CUMBER of COLDWELL BANKER BARTELS REAL ESTATE, INC.



Listing information is provided by Participants of the Northwoods Association of Realtors MLS. IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed. Copyright 2026, Northwoods Association of Realtors MLS.
Data last updated at: 2026-05-03 12:12 PM UTC

Neighborhood & Commute
Source: Walkscore
Disclosure: Community information and market data powered by Constellation Data Labs. Information is deemed reliable but not guaranteed.
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