Idaho Flag

Idaho

Statehood Year:
1890
Capital:
Boise
Largest Cities:
Boise City, Meridian, Nampa
Abbreviation:
ID

Idaho is a state in the Mountain region of the United States, known for the Sawtooth Mountains, vast forests, and potato fields. It has a population of 2,032,120, making it the 37th most populated state in the country. The capital city is Boise. Idaho has a agricultural powerhouse with growing tech and tourism sectors.

2,032,120
Total Population
24
Population Density (mi²)
37
Population Rank
30.5K 1.52%
Annual Population Growth

Idaho Population

Demographics

Economics and Income Statistics

Population by County

Population by County

2025 Pop.

50K

100K

150K

200K

250K

300K

350K

400K

450K

500K

Population Growth by County

Change (2020)

-0.05

-0.025

0

0.025

0.05

0.075

Population Density by County

Density

50

100

150

200

250

300

350

400

450

500

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)