Rank #38 by Population · Updated April 2026

Idaho Population 2026

Source·US Census ACS 5-Year 2023Updated·Apr 12, 2026Reviewed by·Population Review Data Team

The population of Idaho is 1,893,296 as of the 2023 American Community Survey, making it the 38th-most populous state in the United States. The median household income is $74,636, the median home value is $376,000, and the median age is 37.1.

Idaho's population has grown 514.8% since 1910 (325,594 → 2,001,619).

1,893,296

Population

People / sq mi

$74,636

Median Income

37.1

Median Age

Idaho covers 82,645 sq mi of land at a density of 22.9 people per square mile.

About Idaho

Idaho is a US state with a population of 1,893,296. It ranks #38 among US states by population. The median age is 37.1, younger than the national median. The population is 50.3% male and 49.7% female.

The median household income in Idaho is $74,636, near the US median of $74,580. 7.0% of residents live below the federal poverty level. Home values sit at a median of $376,000, with monthly rent averaging $1,150. The homeownership rate of 72.4% is higher than the national rate of 64.8%.

Educational attainment in Idaho reflects 31.2% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 12.2% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 21.6 minutes each way.

Idaho, #38 by population

Idaho Population History (1910-2024)

The state of Idaho had a population of 325,594 in 1910 and 2,001,619 in 2024, a 6.1× growth over 114 years. The peak was 2,001,619 in 2024. Average annual growth rate: 1.70%.

2,001,619

Population (2024)

325,594

Population (1910)

2,001,619

Peak (2024)

1.70%

Avg Annual Growth

Year	Population	Change	Annual %	Source
1910	325,594	-	-	decennial
1920	431,866	+106,272	+2.86%	decennial
1930	445,032	+13,166	+0.30%	decennial
1940	524,873	+79,841	+1.66%	decennial
1950	588,637	+63,764	+1.15%	decennial
1960	667,191	+78,554	+1.26%	decennial
1970	712,567	+45,376	+0.66%	decennial
1980	943,935	+231,368	+2.85%	decennial
1990	1,006,749	+62,814	+0.65%	decennial
2000	1,293,953	+287,204	+2.54%	decennial
2010	1,567,582	+273,629	+1.94%	decennial
2020	1,839,106	+271,524	+1.61%	decennial
2020	1,849,415	+10,309	-	estimate
2021	1,904,848	+55,433	+3.00%	estimate
2022	1,944,299	+39,451	+2.07%	estimate
2023	1,971,122	+26,823	+1.38%	estimate
2024	2,001,619	+30,497	+1.55%	estimate

Age Distribution

Under 5

6.0%

5-9

6.8%

10-14

7.3%

15-19

7.6%

20-24

6.6%

25-34

12.9%

35-44

13.0%

45-54

11.3%

55-59

5.7%

60-64

6.1%

65-74

10.2%

75-84

4.8%

85+

1.6%

Male: 50.3% · Female: 49.7%

Race & Ethnicity

White	83.3%
Black or African American	0.7%
Asian	0.1%
American Indian & Alaska Native	1.1%
Native Hawaiian & Pacific Islander	0.1%
Two or More Races	0.1%
Hispanic or Latino (any race)	2.8%

Economy & Income

$74,636

Median Household Income

$37,169

Per Capita Income

7.0%

Poverty Rate

2.3%

Unemployment Rate

$98,748

Mean Household Income

60.4%

Employment Rate

Cost of Living

Idaho's overall price level is 95.5 on the BEA Regional Price Parity index (US average = 100), meaning prices are 4.5% lower the US average. Adjusting for cost of living, Idaho's median household income of $74,636 has the buying power of $78,158 in average-priced areas.

95.5

Price Level (US = 100)

$78,158

COL-Adjusted Median Income

$74,636

Nominal Median Income

Education

91.7%

High School Graduate+

31.2%

Bachelor's Degree+

Births & Fertility

22,391

Live Births (2022)

11.8

Birth Rate (per 1,000)

73.5%

Births to Married Mothers

Births by Mother's Age

Under 20

2,080 (9.3%)

20-24

4,796 (21.4%)

25-29

7,175 (32.0%)

30-34

5,995 (26.8%)

35-39

2,942 (13.1%)

40+

636 (2.8%)

Births by Mother's Race

White	92.5%
Black or African American	1.4%
Hispanic or Latino	17.9%

Housing

$376,000

Median Home Value

$1,150

Median Rent

776,683

Total Housing Units

72.4%

Owner-Occupied

27.6%

Renter-Occupied

10.7%

Vacant

Languages Spoken at Home

89.3% of Idaho residents age 5+ speak only English at home. The most common non-English languages spoken at home in Idaho:

#	Language	Speakers	% of pop. 5+
1	Spanish	49,541	2.78%
2	Chinese (incl. Mandarin, Cantonese)	1,393	0.08%
3	Arabic	1,315	0.07%
4	German	982	0.06%
5	Nepali, Marathi, or other Indic	728	0.04%
6	Thai, Lao, or other Tai-Kadai	710	0.04%
7	Polish	673	0.04%
8	Korean	673	0.04%
9	Greek	661	0.04%
10	Vietnamese	624	0.04%

Commute

0.6%

Drive Alone

2.7%

Carpool

12.2%

Work From Home

21.6 min

Avg Commute

Largest Cities in Idaho

#	City	Population	Median Income	Median Home
1	Boise City	235,701	$81,308	$456,000
2	Meridian	124,865	$98,686	$485,000
3	Nampa	106,289	$72,122	$332,500
4	Idaho Falls	66,672	$69,630	$298,600
5	Caldwell	63,465	$66,663	$322,100
6	Pocatello	57,152	$57,931	$240,600
7	Coeur d'Alene	55,558	$70,845	$451,600
8	Twin Falls	53,219	$60,760	$279,400
9	Post Falls	41,716	$73,313	$425,100
10	Rexburg	39,589	$50,359	$384,000
11	Lewiston	34,471	$71,047	$290,900
12	Eagle	31,490	$118,037	$711,500
13	Kuna	25,960	$93,545	$403,700
14	Moscow	25,868	$56,497	$352,000
15	Ammon	18,496	$84,154	$336,500
16	Mountain Home	16,265	$58,486	$270,700
17	Hayden	16,021	$77,534	$445,700
18	Chubbuck	15,900	$78,646	$313,700
19	Star	13,231	$91,318	$498,900
20	Jerome	12,689	$65,343	$214,900

Counties in Idaho

#	County	Population	Median Income
1	Ada County	508,052	$88,907
2	Canyon County	242,405	$72,355
3	Kootenai County	177,736	$77,034
4	Bonneville County	127,056	$76,646
5	Twin Falls County	92,121	$65,338
6	Bannock County	88,457	$64,080
7	Madison County	53,578	$58,259
8	Bonner County	49,456	$65,168
9	Bingham County	48,993	$76,842
10	Nez Perce County	42,477	$71,466
11	Latah County	40,315	$65,179
12	Jefferson County	32,234	$82,952
13	Elmore County	29,046	$58,976
14	Payette County	26,190	$65,723
15	Cassia County	25,165	$67,042
16	Jerome County	24,788	$69,338
17	Blaine County	24,579	$84,470
18	Minidoka County	21,922	$70,060
19	Gem County	19,854	$66,245
20	Idaho County	17,120	$60,975

Compare Idaho

vs Nebraska vs New Mexico vs Kansas vs West Virginia vs Hawaii

Rankings for Idaho

Largest Cities Richest Cities Most Expensive Cities Youngest Cities Most Educated Cities Highest Rent Cities Largest Counties Richest Counties Cost of Living

Metro areas in Idaho

Boise City (790,640)Coeur d'Alene (177,736)Idaho Falls (161,944)Logan (151,746)Twin Falls (116,909)Pocatello (88,457)Lewiston (64,901)All US metros →

Congressional districts in Idaho

ID-1 (957,699)ID-2 (935,597)All US districts →

Largest school districts in Idaho

Meridian Joint School District 2 (271,490)Boise City Independent School District 1 (212,323)Nampa School District 131 (105,058)Coeur d'Alene School District 271 (88,435)Pocatello School District 25 (82,117)Vallivue School District 139 (65,429)Idaho Falls School District 91 (63,688)Bonneville Joint School District 93 (63,294)Twin Falls School District 411 (62,178)Post Falls School District 273 (52,596)Madison School District 321 (49,923)Kuna Joint School District 3 (38,009)All US school districts →

Other states

New Mexico Nebraska West Virginia Hawaii New Hampshire All states →

State rankings

Densest States by Population per Square Mile Least Densely Populated States US States by Land Area Populated States Oldest States by Median Age Youngest States by Median Age Racially Diverse States States With Largest Hispanic Population States With Largest Black Population States With Largest Asian Population All rankings →

Common questions about Idaho

What is the population of Idaho?What is the median household income in Idaho?What is the median home value in Idaho?What is the largest city in Idaho?What is the largest county in Idaho?What is the cheapest city in Idaho?What are the demographics of Idaho?What is the cost of living in Idaho?Is Idaho growing or shrinking?

Frequently Asked Questions

Idaho has a population of 1,893,296 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 38th-most populous state in the United States.

Idaho is gaining population, with a +514.8% change over the available historical Census record. Idaho's population has grown 514.8% since 1910 (325,594 → 2,001,619).

The median household income in Idaho is $74,636, with a per capita income of $37,169. 7.0% of the population lives below the federal poverty level.

83.3% of Idaho's population identifies as White (Census ACS 2023). 0.7% is Black or African American, 0.1% is Asian, and 2.8% is Hispanic or Latino (any race, counted separately under Census methodology).

Idaho is 83.3% White, 0.7% Black or African American, 0.1% Asian, and 2.8% Hispanic or Latino (any race). Hispanic/Latino is counted as an ethnicity separate from race under Census methodology, so totals may exceed 100% in some breakdowns.

The median age in Idaho is 37.1 years. The population is 50.3% male and 49.7% female.

Idaho's population has grown 514.8% since 1910 (325,594 → 2,001,619).

Across recent Census Population Estimates, West Virginia, Mississippi, Louisiana, and Illinois have shown the largest sustained population declines. Idaho's own trend is gaining. National state-by-state rankings are published annually by the Census Population Estimates Program.

Sources: US Census Bureau ACS 5-Year Estimates, CDC National Vital Statistics System (2022)

Demographic data from the American Community Survey (ACS) 5-Year estimates. Birth statistics from the CDC National Vital Statistics System via Data Commons. California does not report marital status on birth certificates. Percentages may not total 100% due to rounding.