Madison County, Idaho Population 2020

Madison County, Idaho's estimated population is 39,373 with a growth rate of 1.06% in the past year according to the most recent United States census data. Madison County, Idaho is the 11th largest county in Idaho.

Year Population Growth Growth Rate
201839,304-69-0.18%
201739,3734131.06%
201638,9609772.57%
201537,983770.20%
201437,9063781.01%
201337,528-135-0.36%
201237,663-244-0.64%
201137,9073120.83%
201037,59513,92158.80%
199023,6744,19421.53%
198019,4806,02844.81%
197013,4524,03542.85%
19609,4172612.85%
19509,156-30-0.33%
19409,18687010.46%
19308,316-851-9.28%
19209,1670.00%

How Many People Live in Madison County, Idaho?

39,373

Madison County, Idaho Population Growth

Population by Race

Race Population Percentage
White36,24993.65%
Two or More Races1,0562.73%
Some Other Race7461.93%
Asian4471.15%
Black or African American1060.27%
Native Hawaiian and Other Pacific Islander530.14%
American Indian and Alaska Native480.12%

Madison County, Idaho Population Pyramid 2020

Madison County, Idaho Median Age

23.4


Total

24


Male

22.7


Female

Madison County, Idaho Adults

There are 28,132 adults, (2,484 of whom are seniors) in Madison County, Idaho.

Madison County, Idaho Age Dependency

50.9

Age Dependency Ratio

9.7

Old Age Dependency Ratio

41.2

Child Dependency Ratio

Madison County, Idaho Sex Ratio

Female

19,176

49.54%

Male

19,529

50.46%

Madison County, Idaho Households and Families

Madison County, Idaho Renter vs Owner Occupied by Household Type

Madison County, Idaho Household Types

Type Owner Renter
Male49.1%50.9%
Married48.1%51.9%
All46.4%53.6%
Female44.3%55.7%
Non Family38.2%61.8%

46.4%

Rate of Home Ownership

Type Count Average Size Owned
All10,6253.646.4
Married8,2273.6348.1
Non Family1,7623.1738.2
Female4204.344.3
Male2164.549.1

3.61

Average Family Size

3.6

Average Household Size

1%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

Madison County, Idaho Education

Education Attained Count Percentage
Less Than 9th Grade2871.76%
9th to 12th Grade3792.33%
High School Graduate2,55915.71%
Some College4,29626.37%
Associates Degree2,84917.49%
Bachelors Degree3,98524.46%
Graduate Degree1,93811.89%

Madison County, Idaho Educational Attainment by Race

Name Total High School Bachelors
White14,62814,1895,537
Hispanic1,134907224
Other Race42435843
Multiple Races29928263
Asian17617671
Islander282828
Native American1212

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Name Average Male Female
Overall$22,392$32,149$16,237
Less Than High School$19,638$30,931$16,786
High School Grad$18,673$21,547$14,750
Some College$17,486$22,188$14,645
Bachelors Degree$21,374$30,327$15,911
Graduate Degree$78,400$86,434$47,234

$22,392

Average Earnings

$32,149

Average Male

$16,237

Average Female

Madison County, Idaho Language

Madison County, Idaho Language by Age

Madison County, Idaho Language

89.69% of Madison County, Idaho residents speak only English, while 10.31% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 6.68% of the population.

Madison County, Idaho Poverty

Madison County, Idaho Poverty by Race

Name Total In Poverty Poverty Rate
White33,8569,74628.79%
Hispanic2,8511,11939.25%
Multiple1,04362259.64%
Other72740255.30%
Asian44019744.77%
Black685377.94%
Islander532547.17%

30.47%

Overall Poverty Rate

28.98%

Male Poverty Rate

31.98%

Female Poverty Rate

Poverty in Madison County, Idaho

The race most likely to be in poverty in Madison County, Idaho is Black, with 77.94% below the poverty level.

The race least likely to be in poverty in Madison County, Idaho is White, with 28.79% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 9.30%. Among those working part-time, it was 43.37%, and for those that did not work, the poverty rate was 33.17%.

Name Poverty
Less Than High School26.11%
Some College23.87%
High School12.03%
Bachelors or Greater10.69%
Name Poverty
Male Unemployed63.94%
Female Unemployed57.74%
Female Employed30.51%
Male Employed27.03%

Madison County, Idaho Income

Madison County, Idaho Income by Household Type

Name Median Mean
Households$36,031$52,366
Families$37,807$55,421
Married Families$37,930-
Non Families$28,462$33,665

Madison County, Idaho Marital Status

Madison County, Idaho Marital Status

Marriage Rates

59.1%

Overall Marriage Rate

61.4%

Male Marriage Rate

56.7%

Female Marriage Rate

Madison County, Idaho Married by Age and Sex

Madison County, Idaho Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Madison County, Idaho Marital Status by Race

Madison County, Idaho Veterans

880

Number of Veterans

868

Male Veterans

12

Female Veterans

War Veterans
Vietnam339
Second Gulf War162
First Gulf War126
Korea85
World War II34

$Madison County, Idaho Veterans by Education

8.38%

Veteran Poverty Rate

22.31%

Veteran Disability Rate

Madison County, Idaho Employment Status

66%

Labor Force Participation

61.6%

Employment Rate

6.6%

Unemployment Rate

Madison County, Idaho Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

44.87%

Born in Idaho

95.98%

Native Born

4.02%

Foreign Born

2.64%

Non Citizen

Place of Birth

95.98% of Madison County, Idaho residents were born in the United States, with 44.87% having been born in Idaho. 2.64% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990