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Butte County Idaho Real Estate
East Idaho County • Seat: Arco

Butte County, Idaho Real Estate

High-desert value in the Lost River Valley — Arco, the first city lit by atomic power, gateway to Craters of the Moon and to Idaho’s tallest peaks in the Lost River Range.

$265,000
Median Price
32
Active Listings
2,600
Population
3
Communities Served

Living in Butte County

High-desert value in the Lost River Valley — Arco, the first city lit by atomic power, gateway to Craters of the Moon and to Idaho’s tallest peaks in the Lost River Range.

Butte County real estate centers on Arco, Moore and Howe in the high-desert valleys of the Big Lost and Little Lost rivers. Arco, the county seat, was the first community in the world lit by nuclear-generated electricity, and the county is home to the visitor center of Craters of the Moon National Monument. Buyers come for affordable rural property, open space and some of East Idaho's most dramatic scenery.

Butte County Economy & Jobs

Much of the eastern part of Butte County is occupied by Idaho National Laboratory, which is an important employer for the area. Ranching and irrigated agriculture in the Big Lost River Valley, along with tourism tied to Craters of the Moon, support the rest of the local economy.

History of Butte County

The first settlement, near present-day Arco, began in 1878 at a Lost River crossing, and the town took the name Arco when its post office opened in 1879. Construction of the railroad from Blackfoot to Mackay led Arco to move to its present site in 1901. Butte County was created on February 6, 1917, from parts of Bingham, Blaine and Jefferson counties, and named for the three volcanic buttes, Big Southern, Middle and East Butte, that guided trappers and pioneers across the plain. In 1955 Arco became the first town lit by nuclear power, using electricity from a reactor at what is now Idaho National Laboratory.

Towns & Communities in Butte County

Butte County's few towns sit along the Lost River valleys at the edge of the Snake River Plain.

  • Arco — The county seat and largest town, gateway to Craters of the Moon, known for Number Hill, where local graduating classes paint their years on the cliff.
  • Moore — A small farming town north of Arco in the Big Lost River Valley, surrounded by irrigated fields and ranch land.
  • Howe — A rural community in the Little Lost River Valley on the county's eastern side, with large parcels and open range.

Popular Subdivisions in Butte County

Neighborhoods in Butte County with several homes or lots on the market right now:

Schools in Butte County

Butte County Joint School District 111 serves the county, including Butte County High School in Arco. The College of Eastern Idaho in Idaho Falls includes the county in its service area, and Idaho State University in Pocatello is the nearest university.

Commute & Getting Around

U.S. Highways 20, 26 and 93 meet in Arco, linking it east to Idaho Falls in roughly an hour and a quarter and north toward Mackay and Challis. Idaho Falls Regional Airport is the nearest commercial airport. Distances are long and services spread out, so most residents plan regular trips to Idaho Falls or Blackfoot.

Recreation & Outdoors in Butte County

Craters of the Moon National Monument and Preserve, with its lava fields, cinder cones and caves, has its visitor center in Butte County. Experimental Breeder Reactor I, a National Historic Landmark near Arco, tells the story of the area's atomic history. The Big Lost River offers trout fishing, Big Southern Butte rises 2,500 feet above the desert floor, and the open country is popular for hunting and off-highway riding.

Land, Acreage & Horse Property in Butte County

Butte County land ranges from irrigated farm and ranch property in the Big Lost River Valley to dry high-desert parcels. Water is the key question: both the Big Lost and Little Lost rivers sink into the Snake River Plain aquifer within the county, so well depth and water rights matter on every purchase. Valorie's List only labels horse property when the MLS reports livestock permitted.

Cost of Living & Home Prices in Butte County

Butte County is among the most affordable places to buy rural property in East Idaho, with a small, older population and limited inventory. Shopping, healthcare and other services are limited locally. See the market snapshot on this page for current figures from active Snake River MLS listings; with few listings, the numbers can change quickly.

Cities & Towns in Butte County

Why Buyers Love Butte County

  • ✓Craters of the Moon
  • ✓Lost River Range Peaks
  • ✓Affordable Acreage
  • ✓Big Lost River Fishing
Snake River MLS

Homes for Sale in Butte County

32 active listings shown

View All on MLS →
643 Decoria Avenue
Active

$142,000

MLS# 2189998

643 Decoria Avenue

643 Decoria Avenue, Arco, ID 83213

1 Beds
1 Baths
912 SqFt
🌾 0.15 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

3375 W 3800 N
Active 🐎 Horse Property

$409,000

MLS# 2189913

3375 W 3800 N

3375 W 3800 N, Moore, ID 83255

3 Beds
1 Baths
1,144 SqFt
🌾 2.3 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

TBD W 2900 N
Active

$11,825,000

MLS# 2189818

TBD W 2900 N

TBD W 2900 N, Howe, ID 83244

Land / Lot
945.37 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

3449 2700 N
Active 🐎 Horse Property

$799,000

MLS# 2189572

3449 2700 N

3449 2700 N, Moore, ID 83255

4 Beds
1 Baths
2,000 SqFt
🌾 42.56 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

3449 2700 N
Active 🐎 Horse Property

$799,000

MLS# 2189573

3449 2700 N

3449 2700 N, Moore, ID 83255

4 Beds
1 Baths
2,000 SqFt
🌾 42.56 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

TBD LOT 2 W 2400 N
Active 🐎 Horse Property

$150,000

MLS# 2189492

TBD LOT 2 W 2400 N

TBD LOT 2 W 2400 N, Arco, ID 83213

Land / Lot
10.00 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

TBD LOT 1 W 2400 N
Active

$150,000

MLS# 2189491

TBD LOT 1 W 2400 N

TBD LOT 1 W 2400 N, Arco, ID 83213

Land / Lot
10.00 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

139 Delores Avenue
Active

$209,000

MLS# 2189442

139 Delores Avenue

139 Delores Avenue, Arco, ID 83213

2 Beds
1 Baths
1,045 SqFt
🌾 0.14 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

1981 Blizzard Mountain Road
Active 🐎 Horse Property

$695,000

MLS# 2189193

1981 Blizzard Mountain Road

1981 Blizzard Mountain Road, Arco, ID 83213

3 Beds
2 Baths
2,240 SqFt
🌾 40 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

415 Sunset Drive
Active

$375,000

MLS# 2189184

415 Sunset Drive

415 Sunset Drive, Arco, ID 83213

3 Beds
3 Baths
2,950 SqFt
🌾 4.11 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

3480 W 2700 N
Active

$425,000

MLS# 2189133

3480 W 2700 N

3480 W 2700 N, Moore, ID 83255

5 Beds
2 Baths
4,374 SqFt
🌾 3.7 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

692 Jay Street
Active

$42,500

MLS# 2188899

692 Jay Street

692 Jay Street, Arco, ID 83213

Land / Lot
0.29 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

2967 W 2400 N
Active 🐎 Horse Property

$333,000

MLS# 2188846

2967 W 2400 N

2967 W 2400 N, Arco, ID 83213

3 Beds
2 Baths
1,880 SqFt
🌾 1.994 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

190 W Arco Avenue
Active

$250,000

MLS# 2188593

190 W Arco Avenue

190 W Arco Avenue, Arco, ID 83213

0 Beds
0 Baths
4,224 SqFt
🌾 0.43 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

766 W Grand Avenue
Active

$225,000

MLS# 2188381

766 W Grand Avenue

766 W Grand Avenue, Arco, ID 83213

0 Beds
0 Baths
1,810 SqFt
🌾 0.93 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

766 W Grand Avenue
Active

$225,000

MLS# 2188380

766 W Grand Avenue

766 W Grand Avenue, Arco, ID 83213

5 Beds
3 Baths
1,810 SqFt
🌾 0.93 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

355 Louise Drive
Active

$180,000

MLS# 2188217

355 Louise Drive

355 Louise Drive, Arco, ID 83213

2 Beds
1 Baths
944 SqFt
🌾 0.315 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

340 N Water Street
Active

$410,000

MLS# 2187668

340 N Water Street

340 N Water Street, Arco, ID 83213

0 Beds
0 Baths
1,731 SqFt
🌾 1.04 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

232 Arco Avenue
Active

$130,000

MLS# 2187502

232 Arco Avenue

232 Arco Avenue, Arco, ID 83213

Land / Lot
0.52 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

335 Delores Avenue
Active

$104,000

MLS# 2187413

335 Delores Avenue

335 Delores Avenue, Arco, ID 83213

Land / Lot
0.28 Acres
Valorie

Valorie

Valorie's List Real Estate Agent

Butte County Real Estate Market Snapshot

Active Listings Shown 32
Median List Price $259,750
Median Price per Sq Ft (homes) $167
Listings on 1+ Acre 17
Livestock Permitted (per MLS) 9

Calculated from the 32 most recent active Snake River MLS listings shown on this page. Updated as listings change.

Butte County Real Estate FAQ

What is the county seat of Butte County, Idaho?

Arco is the county seat and largest town. Moore and Howe are the county's other main communities.

Why is Arco, Idaho famous?

In 1955 Arco became the first town in the world to be lit by electricity generated from nuclear power, using a reactor at what is now Idaho National Laboratory.

Is Butte County near Craters of the Moon?

Yes. The visitor center for Craters of the Moon National Monument and Preserve is in Butte County, west of Arco.

How many people live in Butte County?

The 2020 Census counted 2,574 residents, making it one of the least populated counties in Idaho.

What should I check before buying land in Butte County?

Water is the biggest question. Confirm well depth, water rights and irrigation, along with road access and whether the MLS lists livestock as permitted.

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