Marshall County vs Rock County

A side-by-side comparison of Marshall County and Rock County: population, income, housing, and more.

Marshall County and Rock County are counties in Minnesota. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Rock County has the higher population (9,628 vs 8,961 in Marshall County). Marshall County has the higher median household income ($71,701 vs $70,698 in Rock County). Rock County has the higher median home value ($201,600 vs $153,300 in Marshall County).

Population, income & housing

	Marshall County	Rock County
Population	8,961	9,628
Median age	43.2 yrs	41.1 yrs
Median household income	$71,701	$70,698
Median home value	$153,300	$201,600
Median gross rent	$737	$745
Housing units	4,416	4,236
Homeownership rate	85.2%	76.0%
Bachelor's degree or higher	18.9%	26.3%
Unemployment rate	3.0%	2.6%

Trends (ACS 5-year, 2019–2023)

	Marshall County	Rock County
Population	9,372 → 8,961 (-4.4%)	9,402 → 9,628 (+2.4%)
Median household income	$60,118 → $71,701 (+19.3%)	$63,005 → $70,698 (+12.2%)
Median home value	$117,000 → $153,300 (+31.0%)	$153,000 → $201,600 (+31.8%)
Median gross rent	$636 → $737 (+15.9%)	$678 → $745 (+9.9%)

Marshall County

Population

9,3728,961

Median household income

$60,118$71,701

Median home value

$117,000$153,300

Median gross rent

$636$737

Rock County

Population

9,4029,628

Median household income

$63,005$70,698

Median home value

$153,000$201,600

Median gross rent

$678$745

Age & race/ethnicity

Age distribution (share)

	Marshall County	Rock County
Under 5	5.6%	5.7%
5 to 17	17.9%	18.9%
18 to 24	6.3%	7.4%
25 to 34	10.4%	10.9%
35 to 44	11.7%	12.1%
45 to 54	11.0%	11.4%
55 to 64	14.6%	13.5%
65 to 74	12.3%	10.7%
75 and over	10.3%	9.4%

Race & ethnicity (share)

	Marshall County	Rock County
White (non-Hispanic)	91.9%	92.0%
Black or African American	0.3%	0.2%
American Indian & Alaska Native	0.3%	0.5%
Asian	0.2%	0.6%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.2%	0.0%
Two or more races	2.4%	3.0%
Hispanic or Latino	4.6%	3.8%

Educational attainment (age 25+)

Share of adults 25+

	Marshall County	Rock County
No high school diploma	7.2%	6.7%
High school graduate	38.0%	34.5%
Some college or associate's	35.9%	32.5%
Bachelor's degree	15.0%	19.0%
Graduate or professional degree	3.8%	7.3%

Commute to work

How workers get to work (share)

	Marshall County	Rock County
Drove alone	75.2%	81.1%
Carpooled	9.3%	5.4%
Public transit	0.0%	0.1%
Walked	3.5%	2.2%
Bicycle	0.0%	0.0%
Worked from home	11.0%	9.8%
Other means	0.9%	1.4%

Housing

Units in structure (share)

	Marshall County	Rock County
1-unit, detached	79.3%	82.9%
1-unit, attached	0.9%	2.4%
2 to 4 units	2.5%	2.6%
5 to 19 units	3.3%	6.1%
20 or more units	3.2%	4.7%
Mobile home & other	10.8%	1.3%

Poverty & households

	Marshall County	Rock County
Poverty rate	7.4%	9.5%
Average household size	2.36	2.37
Mean commute (minutes)	24	20
Median year structure built	1971	1958