Jerome County, Idaho Population and Demographics

In this article, we'll explore the population statistics for Jerome County, Idaho, including popular demographics data like median age, number of households, household income, gender, employment and unemployment rates, occupations, religion, and more.

We are using the latest American Community Survey (ACS) 5-Year survey data from the US Census Bureau, which is accurate up to 2021.

Table of Contents

Population

There is a lot of data that lets us see how many people live in Jerome County, Idaho. The most basic data is the total population, which is the total number of people living in Jerome County, Idaho. The estimated population of Jerome County, Idaho is 24,081 people, with a median age of 32.9.

We can look at the total population in Jerome County over the last 5 years to see how much it has changed.

Year Population Change 5-Year Change
2021
24,081
+0.03%
+4.52%
2020
24,074
+1.45%
-
2019
23,730
+1.28%
-
2018
23,431
+1.7%
-
2017
23,039
 - -

Population of Jerome County, Idaho by Race and Ethnicity

We can also look at how the population has changed over the last 5 years by each of the race/ethnicity types as defined by the US Census Bureau.

Race 2021 2017 Change
White
59.5%
63.1%
 -5.71%
Black/African American
0%
0.1%
 -100.00%
Native
0.1%
0.3%
 -66.67%
Hispanic
37.5%
34.5%
 +8.70%
Asian
0.1%
0.4%
 -75.00%
Hawaiian/Pacific Islander
0.3%
0.3%
 0.00%
Two Or More Races
2.5%
1.3%
 +92.31%
Other
0%
0%
 0.00%

This data can be very important for a number of reasons, including social and economic research, planning and development, and marketing to a multi-cultural population.

Note that the Native group includes both Native American and Alaskan Native people.

Population of Jerome County, Idaho by Age and Gender

The age and gender of a population is another interesting demographic statistic because it lets us track trends in the population over time. For example, we can see how the population has changed over the last 5 years by median age as a total, and also by male and female.

Year Total Male Female
2021 32.9 +0.3% 33.9 +1.8% 32.4 +0.31%
2020 32.8 +0.31% 33.3 +1.22% 32.3 -0.92%
2019 32.7 0% 32.9 0% 32.6 +0.62%
2018 32.7 +0.31% 32.9 +0.61% 32.4 0%
2017 32.6 - 32.7 - 32.4 -

The median age of Jerome County, Idaho gives you an idea of the age distribution, with half of the population being older than the median age and half being younger.

This can then be used to infer and compare against birth rates, parent ages, and more metrics to understand the population. For example, an increasing median age indicates an aging population, which can be a sign of a declining population in terms of birth rates and workforce participation.

Age 2021 2017
(Years) Male Female Male Female
0 to 9 2,117 -6.71% 1,936 -10.49% 1,976 1,737
10 to 19 1,725 +12.21% 2,030 +11.58% 1,939 2,273
20 to 29 1,546 -2.94% 1,370 +6.86% 1,500 1,466
30 to 39 1,615 +9.32% 1,444 +7.25% 1,762 1,545
40 to 49 1,221 +14.4% 1,228 +9.18% 1,401 1,338
50 to 59 1,393 +1.65% 1,269 -5.41% 1,412 1,182
60 to 69 1,084 +12.84% 1,098 +32.42% 1,229 1,459
70+ 918 +1.93% 1,045 -10.43% 925 937

Median Household Income

The latest median household income of Jerome County, Idaho is $61,280.00.

In simple terms, the median income is the middle income of a group of people. Half of the people in the group make more than the median income, and half make less. The median income is a good indicator of the overall income of a group of people, and can be used to compare against other metrics such as the average income, per capita income, and more.

Median Income by Age

We can also look at the median income by age to see how the median income varies by age, and how it compares to the overall median income for Jerome County.

  • Under 25
    $42,438.00
  • 25 to 44
    $56,722.00
  • 45 to 64
    $71,250.00
  • 65 and over
    $45,552.00

Average Household Income

Whenever we ask what is the average household income in Jerome County, we are actually talking about the mean household income.

This is calculated by adding up all the incomes of all the households in Jerome County, and then dividing that number by the total number of households. This is a good way to get a general idea of the average income of a group of people, but it can be skewed by a very high or very low incomes.

The average household income of Jerome County, Idaho is currently $77,355.00.

In terms of accurately summarizing income at a geographic level, the median income is a better metric than the average income because it isn't affected by a small number of very high or very low incomes.

If you had an area where the average income was greater than the median, it can mean that there is significant income inequality, with income being concentrated in a small number of wealthy households.

4.52% of households in Jerome County are classed as high income households (making $200,000+ per year).

Household Income Tiers

The US Census Bureau divides households into income tiers based on the median income for the area. This is a good way to compare the income of Jerome County against other areas.

  • Less than $24,999
    16.07%
  • $25,000 to $49,999
    24.53%
  • $50,000 to $74,999
    23.22%
  • $75,000 to $99,999
    15.01%
  • $100,000 to $149,999
    12.41%
  • $150,000 to $199,999
    4.24%
  • $200,000 or more
    4.52%

Per Capita Income

The per capita income in Jerome County is $25,582.00.

Per capita income is the average income of a person in a given area. It is calculated by dividing the total income of Jerome County by the total population of Jerome County.

This is different from the average or mean income because it includes and accounts for all people in Jerome County, Idaho, including people like children, the elderly, unemployed people, retired people, and more.

Education Levels

We can also look at the education levels in Jerome County to see how many people have a high school degree, a bachelor's degree, or a graduate degree.

Educational attainment is a good indicator of the overall education level of a population, and can be used to compare against other metrics such as the average income, per capita income, and more to see how education levels affect income, unemployment rates, and more.

  • Master's degree or higher
    6.75%
  • Bachelor's degree
    18.02%
  • Some college or associate's degree
    15.56%
  • High school diploma or equivalent
    51.42%
  • Less than high school diploma
    8.25%

Employment

Employment rates are all based around the total population in Jerome County that are over the age of 16.

The total population of Jerome County over the age of 16 is 17,530.

Of those people, a total of 66.90% are working or actively looking for work. This is called the labor force participation rate.

The participation rate is a useful market measure because it shows the relative amount of labor resources available to the economy.

The employment to total population rate in Jerome County is 64.20%.

Employment by Age

We can look at the employment rates by age to see how it compares to the overall employment rate.

Age Population Participation Unemployment Rate
16 to 19 years 1,374 44.60% 14.10%
20 to 24 years 1,414 85.40% 8.40%
25 to 29 years 1,552 77.80% 3.70%
30 to 34 years 1,627 79.60% 5.30%
35 to 44 years 3,064 83.70% 4.00%
45 to 54 years 2,579 81.40% 1.40%
55 to 59 years 1,370 73.90% 0.00%
60 to 64 years 1,514 61.70% 0.00%
65 to 74 years 1,878 41.40% 2.60%
75 years and over 1,158 1.70% 0.00%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in Jerome County. The table below shows the rates for each of the ethnicity groups types defined by the US Census Bureau.

Age Population Participation Unemployment Rate
White 14,539 65.60% 4.50%
Black or African American 12 91.70% 0.00%
American Indian and Alaska Native 135 100.00% 0.00%
Asian 141 95.00% 0.00%
Native Hawaiian and Other Pacific Islander 32 25.00% 0.00%
Other 996 85.30% 2.40%
Two or more races 1,675 63.20% 0.00%
Hispanic or Latino 5,755 75.00% 3.00%
Not Hispanic or Latino 11,244 62.90% 4.50%

Occupations

In this section we can look at the most common occupations in Jerome County as well as the gender breakdown and earnings of them.

The total population of civilian employees that are 16 years old or older in Jerome County is 11,251, with median earnings of $32,744.00.

Women in Jerome County, Idaho earning approximately 57.40% of the men's earnings.

Population Earnings
Total 11,251 $32,744.00
Male 6,574 $39,009.00
Female 4,677 $22,397.00

Occupations by Category

In the table below, we can break down the population and earnings even further by occupation. The list of occupation categories below will show you how many people are employed in each category and the median earnings of each profession.

Occupation Employed Earnings
Management 997 $52,455.00
Business and Financial 301 $32,049.00
Computer and Mathematical 67 $38,646.00
Architecture and Engineering 21 $0.00
Life, Physical, and Social Science 96 $33,167.00
Community and Social Service 117 $36,607.00
Legal 48 $41,250.00
Educational and Library 706 $26,719.00
Arts, Design, Entertainment, Sports, and Media 234 $12,143.00
Healthcare Practitioners 436 $64,500.00
Healthcare Support 289 $20,956.00
Firefighters and Protective Service 50 $2,499.00
Law Enforcement 57 $50,417.00
Food Preparation and Serving 451 $11,687.00
Building and Grounds Cleaning 346 $21,875.00
Personal Care and Service 451 $16,175.00
Sales 1,006 $28,810.00
Office and Administrative Support 1,054 $28,289.00
Farming, Fishing, and Forestry 1,490 $33,580.00
Construction and Extraction 641 $50,164.00
Installation, Maintenance, and Repair 379 $49,958.00
Production 580 $31,806.00
Transportation and Material Moving 813 $46,250.00

Occupations by Gender

The table below shows the same occupations from the list above, but we have split them by male and female to see how many male and females work in each occupation, the median earnings, and the male to female ratio of earnings.

That last metric is important because it can be used to look at the gender pay gap between men and women.

Occupation Male Female
Population Earnings Population Earnings
Management 726 $59,464.00 271 $41,775.00
Business and Financial 141 $2,499.00 160 $54,167.00
Computer and Mathematical 55 $27,455.00 12 $0.00
Architecture and Engineering 21 $0.00 0 $0.00
Life, Physical, and Social Science 51 $36,625.00 45 $19,946.00
Community and Social Service 53 $22,656.00 64 $39,286.00
Legal 17 $0.00 31 $51,528.00
Educational and Library 215 $35,268.00 491 $25,508.00
Arts, Design, Entertainment, Sports, and Media 53 $3,798.00 181 $17,212.00
Healthcare Practitioners 157 $100,174.00 279 $45,947.00
Healthcare Support 39 $27,583.00 250 $20,882.00
Firefighters and Protective Service 17 $0.00 33 $2,499.00
Law Enforcement 57 $50,417.00 0 $0.00
Food Preparation and Serving 141 $27,827.00 310 $9,524.00
Building and Grounds Cleaning 189 $21,806.00 157 $21,964.00
Personal Care and Service 0 $0.00 451 $16,175.00
Sales 630 $42,298.00 376 $12,778.00
Office and Administrative Support 182 $35,000.00 872 $27,971.00
Farming, Fishing, and Forestry 1,175 $35,356.00 315 $24,946.00
Construction and Extraction 631 $50,493.00 10 $0.00
Installation, Maintenance, and Repair 379 $49,958.00 0 $0.00
Production 400 $35,665.00 180 $20,714.00
Transportation and Material Moving 741 $48,203.00 72 $9,056.00

Households and Family Size

A household defined bu the US Census Bureau is a group of people who occupy a housing unit. A housing unit is a house, apartment, mobile home, group of rooms, or single room occupied as separate living quarters.

There are currently 7,916 households in Jerome County, with an average household size of 3.02 people.

A family is defined as a group of two or more people related by birth, marriage, or adoption who live together in the same household.

There are 6,156 families in Jerome County with an average family size of 3.38 people.

Households by Marital Status

The four categories of household by marital status are:

  • Married-couple family
  • Male householder with no spouse present
  • Female household with no spouse present
  • Nonfamily household

The table below shows the total number of households and families, with the average sizes of each.

Married Male Female Nonfamily
Total Households 4,621 669 866 1,760
Average Household Size 3.47 3.72 3.6 1.31
Total Families 4,621 669 866 0
Average Household Size 3.43 3.03 3.37 0

Poverty

Of the 6,156 families in Jerome County, 12.90% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in Jerome County:

Household Size Poverty Threshold
1 Person $14,580.00
2 People $19,720.00
3 People $24,860.00
4 People $30,000.00
5 People $35,140.00
6 People $40,280.00
7 People $45,420.00
8 People $50,560.00

Housing

There are 8,533 housing units in Jerome County, Idaho.

The table below shows the split between occupied and vacant units:

Total Percentage
Occupied 7,916 92.77%
Vacant 617 7.23%

25.77% of the total 8,533 housing units in Jerome County are rental units. This is approximately 2,199 properties.

For owner-occupied housing units, a total of 5,458 are occupied by the owner - or 63.96% of the total.

Rental Rates

The median rent for a property in Jerome County is $785.00.

In the chart below, we can look at the number of rental properties in Jerome County that fall into a particular rent range. These can then be used to compare with other areas, or to see how they have changed over time.

  • No rent paid
    259
  • Less than $500
    181
  • $500 to $999
    1,612
  • $1,000 to $1,499
    387
  • $1,500 to $1,999
    19
  • $2,000 to $2,499
    0
  • $2,500 to $2,999
    0
  • $3,000 or more
    0

Property Value

The median value of a property in Jerome County is $207,100.00.

Just like with rental rates, we can look at the number of properties in Jerome County that fall into a particular value range.

  • Less than $50,000
    287
  • $50,000 to $99,999
    479
  • $100,000 to $149,999
    865
  • $150,000 to $199,999
    956
  • $200,000 to $299,999
    1,724
  • $300,000 to $499,999
    788
  • $500,000 to $999,999
    298
  • $1,000,000 or more
    61

Property Age

We can also look at the age of properties in Jerome County. The chart below shows the number of properties in Jerome County that fall into a particular age range.

  • 1939 or earlier
    803
  • 1940 to 1949
    517
  • 1950 to 1959
    595
  • 1960 to 1969
    698
  • 1970 to 1979
    1,672
  • 1980 to 1989
    1,185
  • 1990 to 1999
    1,001
  • 2000 to 2009
    1,253
  • 2010 to 2013
    809
  • 2014 or later
    0

Vehicles per Household

The number of vehicles available per household can be a good indicator of the level of affluence in an area. The chart below shows the number of households in Jerome County that have a particular number of vehicles available.

  • No vehicles available
    282
  • 1 vehicle available
    1,695
  • 2 vehicles available
    2,486
  • 3 or more vehicles available
    3,453

Commuting to Work

In this section, we can also look at how people in Jerome County get to work. The chart below shows the number of people in Jerome County that commute to work in a particular way.

19.2 minutes is the average travel time to work for people in Jerome County.

These commute times can be compared to other date like income and educational levels to see how they relate to each other and if there are any trends in the data that might suggest a correlation.

  • Less than 5 minutes
    484
  • 5 to 9 minutes
    2,229
  • 10 to 14 minutes
    1,624
  • 15 to 19 minutes
    1,744
  • 20 to 24 minutes
    1,571
  • 25 to 29 minutes
    757
  • 30 to 34 minutes
    1,173
  • 35 to 39 minutes
    217
  • 40 to 44 minutes
    208
  • 45 to 59 minutes
    161
  • 60 to 89 minutes
    252
  • 90 or more minutes
    121

Summary

We've covered a LOT of demographic and population data for Jerome County, Idaho in this article! Hopefully you have found it very useful in your research of the area.

If you use any of the data found on this page, please consider linking back to USPopulation.org as the source and if you have any feedback or data requests, click here to contact us.

Places in Jerome County, Idaho

We have data for 6 places in Jerome County, Idaho. Click on a place below to see more information about the demographics of that place.