Idaho, US

Idaho: This northwestern U.S. state shares borders with six other states and Canada.

Idaho covers 83,570 square miles of varied terrain including the Rocky Mountains, Snake River Plain and Columbia River Plateau. It shares borders with Washington, Oregon, Nevada, Utah, Wyoming and Montana.

The climate is generally dry with cold winters and warm summers in southern Idaho and cooler temps in the north.

Economy and Industry

Major industries important to Idaho's economy include agriculture, food processing, lumber, tourism and technology. Key agricultural products are cattle, dairy, potatoes and wheat. Idaho's lush forests support lumber and wood industries. Popular tourist destinations include Sun Valley ski resort and Lake Coeur d’Alene.

High tech firms are growing in cities like Boise. Micron Technology, a semiconductor company, is a leading employer. The Idaho National Laboratory conducts nuclear energy research.

Culture and Demographics

Idaho has about 1.8 million residents. The population is predominantly white with Hispanic/Latino being the largest minority group. Mormon cultural influences can be seen in eastern Idaho.

Government and Politics

The capital and largest city is Boise. The current governor is Brad Little, a Republican. Idaho generally favors conservative policies and votes Republican in national elections.

In summary, Idaho offers great natural beauty through mountains, rivers and forests. Agriculture and lumber thrive thanks to the climate and land. A burgeoning high-tech sector balances Idaho's traditional farming and mining roots.

Idaho locator map
Location of Idaho

State Snapshot

Idaho at a glance

Idaho currently has 80 quality-checked populated place pages and 44 county pages linked on MapSof.

Browse state cities

Mapped cities & towns

80

These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.

Largest city

Boise

Population 228,959

Quick Facts about Idaho

Population 1,787,065
Country United States of America
Phone Area Codes 208
Area 216699 km2
Water as percent of area 1.11%
Land as percent of area 98.89%
Latitude & Longitude 44.5002,-114.2512
Legislative body Idaho Legislature
Official language English
Altitude 5,000 feet / 1524 meters
Capital Boise
Establishment July 03, 1890 (136 years ago)
Time Zone UTC−08:00, America/Denver, UTC−07:00
Local time 03:57:23 (23rd September 2026)
Weather 39℉ Chance Rain Showers then Mostly Cloudy 7-days weather
Snake02 image
Snake02 image

Geography

Idaho is located at 44°30'1"N 114°15'4"W (44.5002000, -114.2511800). It has 7 neighbors: Nevada, Utah, Montana, Oregon, Washington, Wyoming and British Columbia.

Idaho map

Click "full screen" full screen map icon to open full mode. View satellite images

The largest city of Idaho is Boise with a population of 228,959. Other cities include, Meridian population 114,161, Nampa population 99,277, Idaho Falls population 62,888 and Caldwell population 58,481. See all Idaho cities & populated places.

Largest Cities in Idaho (more)

Cities, Towns, Villages, Neighborhoods & Other Populated Places in Idaho.

City Name County Population
Boise Ada 228,959
Meridian Ada 114,161
Nampa Canyon 99,277
Idaho Falls Bonneville 62,888
Caldwell Canyon 58,481
Pocatello Bannock 56,637
Coeur d'Alene Kootenai 52,414
Twin Falls Twin Falls 50,197
Post Falls Kootenai 36,250
Lewiston Nez Perce 32,788
Eagle Ada 29,796
Rexburg Madison 29,400
Moscow Latah 25,702
Kuna Ada 22,257
Ammon Bonneville 17,115
Chubbuck Bannock 15,588

Show more Idaho cities and populated places

Weather

39°F
Chance Rain Showers then Mostly Cloudy
3 to 7 mph SW Tuesday Night

A chance of rain showers before midnight. Mostly cloudy, with a low around 39. Southwest wind 3 to 7 mph. Chance of precipitation is 30%.

7-Day Forecast

Official website of Idaho

Official Website
  • Franklin County
  • Latah County
  • Gem County
  • Boundary County
  • Jefferson County
  • Benewah County
  • Bonner County
  • Idaho County
  • Custer County
  • Camas County
  • Butte County
  • Teton County
  • Twin Falls County
  • Minidoka County
  • Bingham County
  • Caribou County
  • Clearwater County
  • Payette County
  • Bannock County
  • Lincoln County
  • Adams County
  • Oneida County
  • Ada County
  • Fremont County
  • Bear Lake County
  • Kootenai County
  • Lewis County
  • Jerome County
  • Gooding County
  • Shoshone County
  • Power County
  • Madison County
  • Clark County
  • Cassia County
  • Nez Perce County
  • Boise County
  • Washington County
  • Blaine County
  • Canyon County
  • Lemhi County
  • Valley County
  • Bonneville County
  • Elmore County
  • Owyhee County

Demographics

Year Population % Change Method
1910 325,594 - census
1920 431,866 32.64% census
1930 445,032 3.05% census
1940 524,873 17.94% census
1950 588,637 12.15% census
1960 667,191 13.35% census
1970 712,567 6.8% census
1980 943,935 32.47% census
1990 1,006,749 6.65% census
2000 1,293,953 28.53% census
2010 1,567,582 21.15% census
2011 1,583,910 1.04% estimation process
2012 1,595,324 0.72% estimation process
2013 1,611,206 1% estimation process
2014 1,631,112 1.24% estimation process
2015 1,651,059 1.22% estimation process
2016 1,682,380 1.9% estimation process
2017 1,717,715 2.1% estimation process
2018 1,750,536 1.91% estimation process
2019 1,787,065 2.09% estimation process
Map of countries with a smaller population than Idaho
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People born in Idaho (63)

People born in Idaho, including politician Phil Batt, paleontologist Donald E. Russell, artist and philanthropist Lillian Disney, .

More notable people

  • Christina Dodd (American writer) she was born in 14/07/1957
  • Steven E. Jones (physicist) he was born in 25/03/1949
  • J. D. Cannon (American actor) he was born in 24/04/1922
  • Carl Eldon Bond (American ichthyologist) he was born in 11/09/1920
  • Glen Robinson (American special and visual effects artist) he was born in 20/09/1914
  • Ezra Taft Benson (President of The Church of Jesus Christ of Latter-day Saints (1899-1994)) he was born in 04/08/1899
  • Jack E. McLaughlin (American mathematician) he was born in 17/08/1923
  • Vardis Fisher (Novelist, essayist) he was born in 31/03/1895
  • Douglas Crimp (American art critic) he was born in 18/08/1944
  • Doseone (American rapper, producer, poet and artist) he was born in 21/04/1977
  • Francis Anthony Dahlen he was born in 05/12/1942
  • Amanda Moore (American model) she was born in 10/09/1979
  • Jake Pitts (American musician and record producer) he was born in 21/08/1985
  • Robert J. Lamphere (FBI agent) he was born in 14/02/1918
  • Laurel Thatcher Ulrich (American historian) she was born in 11/07/1938
  • Brian Kibler (American player of Magic: The Gathering) he was born in 07/09/1980
  • Christopher Farnsworth (American writer) he was born in 01/01/1971
  • David R. Hogg (United States Army general) he was born in 01/12/1958

Idaho Counties (more)

Ada County

Ada County

county in Idaho, United States.

Canyon County

Canyon County

county in Idaho, United States.

Kootenai County

Kootenai County

county in Idaho, United States.

County Name Population
Ada County 481,587
Canyon County 229,849
Kootenai County 165,697
Bonneville County 119,062
Bannock County 87,808
Twin Falls County 86,878
Bingham County 46,811
Bonner County 45,739
Nez Perce County 40,408
Latah County 40,108
Madison County 39,907
Jefferson County 29,871
Elmore County 27,511
Jerome County 24,412
Cassia County 24,030
Payette County 23,951

Show more Idaho counties

Map & Images (more maps)

Idaho Regions Map

Idaho Regions Map

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Idaho Flag Map

Idaho Flag Map

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Counties Map of Idaho

Counties Map of Idaho

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Idaho Relief Map

Idaho Relief Map

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Where Is Idaho Located

Where Is Idaho Located

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Idaho Counties Map

Idaho Counties Map

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Idaho Cities And Towns

Idaho Cities And Towns

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Idaho County Map

Idaho County Map

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Idaho Reference Map

Idaho Reference Map

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Idaho Rivers And Lakes

Idaho Rivers And Lakes

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Idaho Plant Hardiness Zone Map

Idaho Plant Hardiness Zone Map

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