Cassia County vs Jerome County

A side-by-side comparison of Cassia County and Jerome County: population, income, housing, and more.

Cassia County and Jerome County are counties in Idaho. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Cassia County has the higher population (25,165 vs 24,788 in Jerome County). Jerome County has the higher median household income ($69,338 vs $67,042 in Cassia County). Cassia County has the higher median home value ($257,300 vs $254,000 in Jerome County).

Population, income & housing

	Cassia County	Jerome County
Population	25,165	24,788
Median age	33.1 yrs	33.6 yrs
Median household income	$67,042	$69,338
Median home value	$257,300	$254,000
Median gross rent	$920	$862
Housing units	8,992	8,725
Homeownership rate	70.0%	75.5%
Bachelor's degree or higher	20.9%	13.4%
Unemployment rate	2.5%	3.8%

Trends (ACS 5-year, 2019–2023)

	Cassia County	Jerome County
Population	23,690 → 25,165 (+6.2%)	23,730 → 24,788 (+4.5%)
Median household income	$52,935 → $67,042 (+26.6%)	$52,921 → $69,338 (+31.0%)
Median home value	$162,100 → $257,300 (+58.7%)	$164,600 → $254,000 (+54.3%)
Median gross rent	$647 → $920 (+42.2%)	$772 → $862 (+11.7%)

Cassia County

Population

23,69025,165

Median household income

$52,935$67,042

Median home value

$162,100$257,300

Median gross rent

$647$920

Jerome County

Population

23,73024,788

Median household income

$52,921$69,338

Median home value

$164,600$254,000

Median gross rent

$772$862

Age & race/ethnicity

Age distribution (share)

	Cassia County	Jerome County
Under 5	7.9%	7.5%
5 to 17	23.4%	22.5%
18 to 24	9.3%	8.6%
25 to 34	12.2%	12.8%
35 to 44	12.7%	13.2%
45 to 54	10.1%	10.7%
55 to 64	10.8%	11.5%
65 to 74	8.1%	8.5%
75 and over	5.6%	4.8%

Race & ethnicity (share)

	Cassia County	Jerome County
White (non-Hispanic)	65.2%	57.5%
Black or African American	0.1%	0.1%
American Indian & Alaska Native	0.2%	0.1%
Asian	0.3%	0.1%
Native Hawaiian & Pacific Islander	0.0%	0.1%
Some other race	1.2%	0.2%
Two or more races	3.6%	3.4%
Hispanic or Latino	29.4%	38.5%

Educational attainment (age 25+)

Share of adults 25+

	Cassia County	Jerome County
No high school diploma	14.6%	26.6%
High school graduate	27.1%	27.2%
Some college or associate's	37.4%	32.9%
Bachelor's degree	13.9%	9.0%
Graduate or professional degree	7.0%	4.3%

Commute to work

How workers get to work (share)

	Cassia County	Jerome County
Drove alone	81.3%	83.5%
Carpooled	7.8%	9.5%
Public transit	0.2%	0.2%
Walked	1.3%	0.7%
Bicycle	0.1%	0.0%
Worked from home	7.7%	4.9%
Other means	1.7%	1.2%

Housing

Units in structure (share)

	Cassia County	Jerome County
1-unit, detached	79.1%	81.9%
1-unit, attached	2.0%	2.4%
2 to 4 units	4.6%	4.2%
5 to 19 units	3.1%	0.9%
20 or more units	1.2%	0.7%
Mobile home & other	10.0%	10.0%

Poverty & households

	Cassia County	Jerome County
Poverty rate	10.3%	13.9%
Average household size	3.00	3.00
Mean commute (minutes)	18	21
Median year structure built	1975	1983