Extraordinary Concrete Geodesic Dome Estate for Sale. Welcome to an unparalleled opportunity to own a truly remarkable property nestled on 121 pristine acres in beautiful Sturgeon Lake, MN. This expansive estate features not one, but two impressive concrete domes, offering over 9,000 square feet of stunning living space designed for comfort, entertainment, and connection with nature. Property Innovative architecture meets spectacular design, providing spacious and light-filled interiors, 8 Bedrooms & 7 Baths: Generously-sized rooms make great comfort for you, guests, or creative uses. The Indoor sports room is perfect for year-round recreation, fitness, and fun, regardless of the weather and finish off with your own indoor sauna. Boosting a private pond, ideal for relaxation, enjoying Minnesota’s natural beauty and birds. Seamless indoor-outdoor living with numerous decks and balconies to enjoy breathtaking views, entertain, or simply unwind. The heated floors allow comfort through every season, ensuring warmth and luxury throughout the home. Slate Kitchen Floor: Elegant and durable, the kitchen is both functional and stylish with its beautiful slate flooring. Douglas Fir Beams & Pine Tongue-and-Groove create an inviting atmosphere with timeless appeal and exceptional craftsmanship. Over 9,000 Sq Ft of Living Space: Ample room for entertaining, relaxing, and making memories in a truly grand setting. The property’s vast acreage offers privacy, peace, and endless options for outdoor activities, gardening, or use. Whether you envision a private retreat, generational compound, or entertaining hub, this estate is ready to fulfill your dreams. Experience the best of Minnesota living, surrounded by towering trees, open meadows, and your own private pond, all just a short drive from local amenities and recreational opportunities. Don’t miss your chance to own this extraordinary geodesic dome estate in Sturgeon Lake, MN. Contact us today for more information or to schedule a private tour and discover the incredible space, craftsmanship, and natural beauty this property has to offer.
Extraordinary Concrete Geodesic Dome Estate for Sale. Welcome to an unparalleled opportunity to own a truly remarkable property nestled on 121 pristine acres in beautiful Sturgeon Lake, MN. This expansive estate features not one, but two impressive concrete domes, offering over 9,000 square feet of stunning living space designed for comfort, entertainment, and connection with nature. Property Innovative architecture meets spectacular design, providing spacious and light-filled interiors, 8 Bedrooms & 7 Baths: Generously-sized rooms make great comfort for you, guests, or creative uses. The Indoor sports room is perfect for year-round recreation, fitness, and fun, regardless of the weather and finish off with your own indoor sauna. Boosting a private pond, ideal for relaxation, enjoying Minnesota’s natural beauty and birds. Seamless indoor-outdoor living with numerous decks and balconies to enjoy breathtaking views, entertain, or simply unwind. The heated floors allow comfort through every season, ensuring warmth and luxury throughout the home. Slate Kitchen Floor: Elegant and durable, the kitchen is both functional and stylish with its beautiful slate flooring. Douglas Fir Beams & Pine Tongue-and-Groove create an inviting atmosphere with timeless appeal and exceptional craftsmanship. Over 9,000 Sq Ft of Living Space: Ample room for entertaining, relaxing, and making memories in a truly grand setting. The property’s vast acreage offers privacy, peace, and endless options for outdoor activities, gardening, or use. Whether you envision a private retreat, generational compound, or entertaining hub, this estate is ready to fulfill your dreams. Experience the best of Minnesota living, surrounded by towering trees, open meadows, and your own private pond, all just a short drive from local amenities and recreational opportunities. Don’t miss your chance to own this extraordinary geodesic dome estate in Sturgeon Lake, MN. Come discover the incredible space, craftsmanship, and natural beauty this property has to offer.
NORTHSTARMLS as Distributed by MLS Grid #6788829
Jan 19, 2026
Price Changed
$2,950,000
$316/sq ft
Oct 15, 2025
Listed
$3,500,000
$375/sq ft
LSAR #6086514
Dec 30, 2019
Sold
$525,000
$56/sq ft
Sep 20, 2019
Listed
$600,000
$64/sq ft
+44
The possibilities are endless on this amazing property. This home offers 8+ bedrooms, 7 bathrooms, and almost 10,000 square feet all on a breathtaking 121 acres with over 2 miles of trails and a gorgeous pond. This home was originally designed for a bed and breakfast by a concrete contractor. From the foot thick concrete slab to the foot thick domes that were rubber coated and water proofed. This home is extremely energy efficient with in-floor heated stone floors to keep you warm in the colder months yet with the foot thick insulation, it keeps you cool in the summer. Beautiful log interior with stunning panoramic views with 9 feet high by 17 feet wide north facing windows offering amazing views throughout the open floor plan. The Quality of craftsmanship shines through and through, through out this home from the hand carved wood stools (which stay with the property) the stone health wood fire place, to the western oak carved staircase that lead you to the upstairs, you will not be disappointed. The main level offers 3 bedrooms, an office or craft room and a 1.5 bathroom. Upstairs you can relax in any of the 4 additional bedrooms or in the Master retreat that comes complete private en suite and gorgeous etched glass over looking the living room area and pond. Have fun hosting parties or family reunions in the lower level the features a large rec room, a library and an impressive 20 X 40 indoor racquetball court, oh and don't forget to mention the sauna and workshop. Enjoy relaxing on any level of the deck admiring what this property has to offer. Or sit up in the solarium boasting in the rays while enjoying the views of the pond and fruit trees. Let your creativity run wild. Let this be your family home or perhaps an income potential such as a Corporate retreat, Wellness center, Wedding venue, Hunting Lodge, Craft retreat or a group home. Just under an hour from Duluth or a little over an hour to the twin cities this is truly a must see. Most of the log furniture will stay with the property. Call us today for that private showing.
NORTHSTARMLS as Distributed by MLS Grid #5226811
Sep 17, 2019
Listing Removed
—
Aug 19, 2019
Price Changed
$699,000
$75/sq ft
Jul 30, 2019
Price Changed
$749,000
$80/sq ft
Jun 28, 2019
Price Changed
$799,000
$86/sq ft
May 23, 2019
Listed
$849,900
$91/sq ft
May 9, 2019
Coming Soon
*
NORTHSTARMLS as Distributed by MLS Grid #3598836
Mar 10, 2009
Listing Removed
—
Sep 16, 2008
Listed
$675,000
$72/sq ft
NORTHSTARMLS as Distributed by MLS Grid #DAAR142879
Sep 16, 2008
Listed
$675,000
$72/sq ft
Public Records
May 6, 2004
Sold
$575,000
$62/sq ft
NORTHSTARMLS as Distributed by MLS Grid #2107848
Apr 30, 2003
Listing Removed
—
Jan 24, 2003
Listed
$800,000
$86/sq ft
NORTHSTARMLS as Distributed by MLS Grid #1641339
Dec 10, 2002
Listing Removed
—
Dec 10, 2001
Listed
$1,100,000
$118/sq ft
NORTHSTARMLS as Distributed by MLS Grid #1595491
Dec 6, 2001
Listing Removed
—
Jun 20, 2001
Listed
$2,500,000
$268/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$8,096 (+1.8%)
$120,400 + $590,500
$710,900
2025
$7,956 (+5.5%)
$120,400 + $560,800
$681,200
2024
$7,542 (+2.2%)
$113,400 + $539,500
$652,900
2023
$7,380 (+4.8%)
$102,900 + $525,100
$628,000
2022
$7,040 (−0.1%)
$80,100 + $417,300
$497,400
2021
$7,050 (+2.5%)
$77,300 + $411,600
$488,900
2020
$6,878 (−2.7%)
$77,300 + $385,700
$463,000
2019
$7,072 (+19.3%)
$74,274 + $336,742
$411,016
2018
$5,928 (+10.0%)
$71,025 + $302,139
$373,164
2017
$5,390 (−0.8%)
$64,681 + $271,265
$335,946
2015
$5,434 (+75.7%)
$64,700 + $271,200
$335,900
2014
$3,092
$60,300 + $177,600
$237,900
Public record
Beds
—
Baths
—
Stories
—
Lot width
—
Lot depth
—
Lot size
40 Acres
Year renovated
—
Finished Sq. Ft.
—
Unfinished Sq. Ft.
—
Total Sq. Ft.
—
Year built
—
Style
Single Family Residential
County
Carlton County
APN
63-010-1050
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 29, 2026.
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
1/10 Heat Factor
7 days above 94° expected this year, 13 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
1/10 Air Factor
0 unhealthy days expected this year, 0 days in 30 years
Provided by First Street
Historical weather
Sturgeon Lake, MN • 55783
Average low and high temperatures (°F)
19
1
28
8
42
23
52
32
67
40
74
52
79
57
76
57
74
51
61
40
42
27
26
11
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
86/ 100
Very good sunlight
Sunscore
There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
9.8 hrs
5.6 hrs
JuneDecember
Provided by Shadowmap
Redfin Estimate for 3581 County Line Rd
We cannot show automated home-value estimates for this home.
Nearby homes have recently sold between $219,000 and $705,000.
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $219K to $705K.