Carbon County vs Millard County

A side-by-side comparison of Carbon County and Millard County: population, income, housing, and more.

Carbon County and Millard County are counties in Utah. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Carbon County has the higher population (20,446 vs 13,179 in Millard County). Millard County has the higher median household income ($70,877 vs $53,673 in Carbon County). Millard County has the higher median home value ($246,400 vs $200,700 in Carbon County).

Population, income & housing

	Carbon County	Millard County
Population	20,446	13,179
Median age	38.8 yrs	33.4 yrs
Median household income	$53,673	$70,877
Median home value	$200,700	$246,400
Median gross rent	$828	$897
Housing units	9,629	4,990
Homeownership rate	68.1%	78.4%
Bachelor's degree or higher	18.4%	23.1%
Unemployment rate	5.5%	6.7%

Trends (ACS 5-year, 2019–2023)

	Carbon County	Millard County
Population	20,308 → 20,446 (+0.7%)	12,854 → 13,179 (+2.5%)
Median household income	$51,158 → $53,673 (+4.9%)	$62,242 → $70,877 (+13.9%)
Median home value	$140,800 → $200,700 (+42.5%)	$155,000 → $246,400 (+59.0%)
Median gross rent	$669 → $828 (+23.8%)	$726 → $897 (+23.6%)

Carbon County

Population

20,30820,446

Median household income

$51,158$53,673

Median home value

$140,800$200,700

Median gross rent

$669$828

Millard County

Population

12,85413,179

Median household income

$62,242$70,877

Median home value

$155,000$246,400

Median gross rent

$726$897

Age & race/ethnicity

Age distribution (share)

	Carbon County	Millard County
Under 5	6.3%	7.3%
5 to 17	19.4%	24.1%
18 to 24	8.8%	8.2%
25 to 34	11.6%	12.1%
35 to 44	12.3%	12.2%
45 to 54	11.1%	8.6%
55 to 64	11.6%	10.5%
65 to 74	11.8%	9.6%
75 and over	7.0%	7.5%

Race & ethnicity (share)

	Carbon County	Millard County
White (non-Hispanic)	82.3%	82.0%
Black or African American	0.5%	0.2%
American Indian & Alaska Native	0.6%	1.4%
Asian	0.3%	1.7%
Native Hawaiian & Pacific Islander	0.3%	0.1%
Some other race	0.3%	0.1%
Two or more races	2.4%	1.2%
Hispanic or Latino	13.2%	13.3%

Educational attainment (age 25+)

Share of adults 25+

	Carbon County	Millard County
No high school diploma	8.2%	8.7%
High school graduate	29.6%	35.3%
Some college or associate's	43.8%	33.0%
Bachelor's degree	12.6%	18.2%
Graduate or professional degree	5.8%	4.8%

Commute to work

How workers get to work (share)

	Carbon County	Millard County
Drove alone	78.3%	80.5%
Carpooled	12.7%	9.5%
Public transit	0.5%	0.0%
Walked	1.4%	2.0%
Bicycle	0.2%	0.8%
Worked from home	5.5%	5.9%
Other means	1.3%	1.2%

Housing

Units in structure (share)

	Carbon County	Millard County
1-unit, detached	76.5%	89.8%
1-unit, attached	1.1%	0.4%
2 to 4 units	5.6%	1.4%
5 to 19 units	5.1%	2.4%
20 or more units	1.5%	0.8%
Mobile home & other	10.2%	5.2%

Poverty & households

	Carbon County	Millard County
Poverty rate	16.8%	8.8%
Average household size	2.50	3.04
Mean commute (minutes)	19	17
Median year structure built	1972	1974