Johnson County vs Platte County

A side-by-side comparison of Johnson County and Platte County: population, income, housing, and more.

Johnson County and Platte County are counties in Wyoming. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Platte County has the higher population (8,606 vs 8,602 in Johnson County). Platte County has the higher median household income ($66,299 vs $63,905 in Johnson County). Johnson County has the higher median home value ($296,000 vs $248,900 in Platte County).

Population, income & housing

	Johnson County	Platte County
Population	8,602	8,606
Median age	47.0 yrs	47.8 yrs
Median household income	$63,905	$66,299
Median home value	$296,000	$248,900
Median gross rent	$1,081	$745
Housing units	4,635	4,656
Homeownership rate	79.6%	72.5%
Bachelor's degree or higher	30.3%	19.5%
Unemployment rate	2.2%	4.6%

Trends (ACS 5-year, 2019–2023)

	Johnson County	Platte County
Population	8,487 → 8,602 (+1.4%)	8,582 → 8,606 (+0.3%)
Median household income	$58,132 → $63,905 (+9.9%)	$50,903 → $66,299 (+30.2%)
Median home value	$252,900 → $296,000 (+17.0%)	$188,500 → $248,900 (+32.0%)
Median gross rent	$942 → $1,081 (+14.8%)	$763 → $745 (-2.4%)

Johnson County

Population

8,4878,602

Median household income

$58,132$63,905

Median home value

$252,900$296,000

Median gross rent

$942$1,081

Platte County

Population

8,5828,606

Median household income

$50,903$66,299

Median home value

$188,500$248,900

Median gross rent

$763$745

Age & race/ethnicity

Age distribution (share)

	Johnson County	Platte County
Under 5	4.5%	4.4%
5 to 17	15.1%	15.7%
18 to 24	7.1%	3.6%
25 to 34	7.2%	11.7%
35 to 44	13.5%	12.2%
45 to 54	11.8%	10.9%
55 to 64	14.2%	15.3%
65 to 74	16.1%	15.0%
75 and over	10.6%	11.2%

Race & ethnicity (share)

	Johnson County	Platte County
White (non-Hispanic)	90.2%	85.6%
Black or African American	0.0%	0.4%
American Indian & Alaska Native	1.7%	0.4%
Asian	0.5%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.3%
Some other race	0.6%	0.1%
Two or more races	2.8%	4.7%
Hispanic or Latino	4.2%	8.5%

Educational attainment (age 25+)

Share of adults 25+

	Johnson County	Platte County
No high school diploma	5.4%	8.4%
High school graduate	29.9%	35.0%
Some college or associate's	34.4%	37.0%
Bachelor's degree	18.4%	11.1%
Graduate or professional degree	12.0%	8.4%

Commute to work

How workers get to work (share)

	Johnson County	Platte County
Drove alone	69.4%	78.4%
Carpooled	5.6%	10.3%
Public transit	0.6%	0.2%
Walked	5.8%	3.4%
Bicycle	0.0%	0.3%
Worked from home	18.0%	7.1%
Other means	0.6%	0.4%

Housing

Units in structure (share)

	Johnson County	Platte County
1-unit, detached	78.3%	65.6%
1-unit, attached	2.9%	1.2%
2 to 4 units	3.1%	5.3%
5 to 19 units	3.0%	1.9%
20 or more units	1.6%	3.2%
Mobile home & other	11.1%	22.8%

Poverty & households

	Johnson County	Platte County
Poverty rate	10.6%	10.2%
Average household size	2.16	2.19
Mean commute (minutes)	16	19
Median year structure built	1985	1976