Lyon County, Iowa Population 2020

Lyon County, Iowa's estimated population is 11,797 with a growth rate of 0.14% in the past year according to the most recent United States census data. Lyon County, Iowa is the 64th largest county in Iowa.

Year Population Growth Growth Rate
201811,811140.12%
201711,797160.14%
201611,781300.26%
201511,751480.41%
201411,70370.06%
201311,696-61-0.52%
201211,757660.56%
201111,6911231.06%
201011,568-384-3.21%
199011,952-944-7.32%
198012,896-444-3.33%
197013,340-1,128-7.80%
196014,468-229-1.56%
195014,697-677-4.40%
194015,374810.53%
193015,293-138-0.89%
192015,4318075.52%
191014,6241,45911.08%
190013,1654,48551.67%
18908,6806,712341.06%
18801,9681,747790.50%
18702210.00%

How Many People Live in Lyon County, Iowa?

11,797

Lyon County, Iowa Population Growth

Population by Race

Race Population Percentage
White11,40396.89%
Two or More Races1191.01%
Some Other Race1000.85%
American Indian and Alaska Native790.67%
Native Hawaiian and Other Pacific Islander330.28%
Asian280.24%
Black or African American70.06%

Lyon County, Iowa Population Pyramid 2020

Lyon County, Iowa Median Age

38.1


Total

36.6


Male

39.5


Female

Lyon County, Iowa Adults

There are 8,430 adults, (2,071 of whom are seniors) in Lyon County, Iowa.

Lyon County, Iowa Age Dependency

85.1

Age Dependency Ratio

32.6

Old Age Dependency Ratio

52.5

Child Dependency Ratio

Lyon County, Iowa Sex Ratio

Female

5,756

48.91%

Male

6,013

51.09%

Lyon County, Iowa Households and Families

Lyon County, Iowa Renter vs Owner Occupied by Household Type

Lyon County, Iowa Household Types

Type Owner Renter
Married92.4%7.6%
Male85.8%14.2%
All83.4%16.6%
Non Family72.2%27.8%
Female32%68%

83.4%

Rate of Home Ownership

Type Count Average Size Owned
All4,5492.5583.4
Married2,9123.1692.4
Non Family1,2521.172.2
Female2442.7632
Male1412.6585.8

3.06

Average Family Size

2.55

Average Household Size

4.7%

Unmarried (Opposite Sex)

0.1%

Unmarried (Same Sex)

Lyon County, Iowa Education

Education Attained Count Percentage
Less Than 9th Grade3494.59%
9th to 12th Grade3704.86%
High School Graduate2,77636.47%
Some College1,46419.24%
Associates Degree1,02613.48%
Bachelors Degree1,21415.95%
Graduate Degree4125.41%

Lyon County, Iowa Educational Attainment by Race

Name Total High School Bachelors
White7,3676,7351,612
Hispanic144728
Other Race6620
Native American5237
Multiple Races2323
Islander2212
Asian21204
Black733

The highest rate of high school graduation is among multiple races people with a rate of 100.00%.

The highest rate of bachelors degrees is among black people with a rate of 42.86%.

Name Average Male Female
Overall$36,591$47,917$26,278
Less Than High School$28,750$36,379$14,868
High School Grad$31,508$40,865$20,776
Some College$35,143$50,241$25,668
Bachelors Degree$50,957$67,583$42,736
Graduate Degree$59,758$92,891$58,472

$36,591

Average Earnings

$47,917

Average Male

$26,278

Average Female

Lyon County, Iowa Language

Lyon County, Iowa Language by Age

Lyon County, Iowa Language

97.05% of Lyon County, Iowa residents speak only English, while 2.95% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.10% of the population.

Lyon County, Iowa Poverty

Lyon County, Iowa Poverty by Race

Name Total In Poverty Poverty Rate
White11,1174724.25%
Hispanic3008227.33%
Other963839.58%
Native791620.25%
Multiple1191411.76%
Asian2813.57%

4.89%

Overall Poverty Rate

3.89%

Male Poverty Rate

5.94%

Female Poverty Rate

Poverty in Lyon County, Iowa

The race most likely to be in poverty in Lyon County, Iowa is Other, with 39.58% below the poverty level.

The race least likely to be in poverty in Lyon County, Iowa is Asian, with 3.57% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.34%. Among those working part-time, it was 3.70%, and for those that did not work, the poverty rate was 12.72%.

Name Poverty
Less Than High School13.09%
High School4.61%
Some College3.45%
Bachelors or Greater1.50%
Name Poverty
Female Unemployed31.88%
Male Unemployed5.17%
Female Employed2.03%
Male Employed1.89%

Lyon County, Iowa Income

Lyon County, Iowa Income by Household Type

Name Median Mean
Households$64,352$75,354
Families$73,944$87,416
Married Families$78,180-
Non Families$31,202$38,943

Lyon County, Iowa Marital Status

Lyon County, Iowa Marital Status

Marriage Rates

67.3%

Overall Marriage Rate

66.7%

Male Marriage Rate

67.9%

Female Marriage Rate

Lyon County, Iowa Married by Age and Sex

Lyon County, Iowa Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Lyon County, Iowa Marital Status by Race

Lyon County, Iowa Veterans

651

Number of Veterans

635

Male Veterans

16

Female Veterans

War Veterans
Vietnam247
Korea119
First Gulf War104
Second Gulf War102
World War II40

$Lyon County, Iowa Veterans by Education

2.95%

Veteran Poverty Rate

34.57%

Veteran Disability Rate

Lyon County, Iowa Employment Status

70.8%

Labor Force Participation

69.3%

Employment Rate

2%

Unemployment Rate

Lyon County, Iowa 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

56.42%

Born in Iowa

98.57%

Native Born

1.43%

Foreign Born

1.12%

Non Citizen

Place of Birth

98.57% of Lyon County, Iowa residents were born in the United States, with 56.42% having been born in Iowa. 1.12% 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