Plymouth vs Rockwell

A side-by-side comparison of Plymouth and Rockwell: population, income, housing, and more.

Plymouth and Rockwell are places in Iowa. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Rockwell has the higher population (942 vs 405 in Plymouth). Plymouth has the higher median household income ($66,250 vs $58,850 in Rockwell). Rockwell has the higher median home value ($142,600 vs $105,200 in Plymouth).

Population, income & housing

	Plymouth	Rockwell
Population	405	942
Median age	38.0 yrs	47.3 yrs
Median household income	$66,250	$58,850
Median home value	$105,200	$142,600
Median gross rent	$830	$539
Housing units	182	423
Homeownership rate	78.8%	77.5%
Bachelor's degree or higher	10.8%	15.2%
Unemployment rate	0.9%	0.7%

Trends (ACS 5-year, 2019–2023)

	Plymouth	Rockwell
Population	447 → 405 (-9.4%)	888 → 942 (+6.1%)
Median household income	$60,917 → $66,250 (+8.8%)	$56,944 → $58,850 (+3.3%)
Median home value	$82,500 → $105,200 (+27.5%)	$125,000 → $142,600 (+14.1%)
Median gross rent	$685 → $830 (+21.2%)	$679 → $539 (-20.6%)

Plymouth

Population

447405

Median household income

$60,917$66,250

Median home value

$82,500$105,200

Median gross rent

$685$830

Rockwell

Population

888942

Median household income

$56,944$58,850

Median home value

$125,000$142,600

Median gross rent

$679$539

Age & race/ethnicity

Age distribution (share)

	Plymouth	Rockwell
Under 5	6.2%	6.2%
5 to 17	22.5%	16.9%
18 to 24	7.2%	8.6%
25 to 34	10.4%	8.2%
35 to 44	17.5%	8.8%
45 to 54	9.4%	14.1%
55 to 64	13.3%	7.9%
65 to 74	8.9%	15.7%
75 and over	4.7%	13.7%

Race & ethnicity (share)

	Plymouth	Rockwell
White (non-Hispanic)	97.5%	92.0%
Black or African American	0.5%	2.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	0.2%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	1.0%	0.0%
Hispanic or Latino	0.7%	5.9%

Educational attainment (age 25+)

Share of adults 25+

	Plymouth	Rockwell
No high school diploma	2.7%	1.9%
High school graduate	39.2%	49.8%
Some college or associate's	47.3%	33.1%
Bachelor's degree	9.6%	12.0%
Graduate or professional degree	1.2%	3.3%

Commute to work

How workers get to work (share)

	Plymouth	Rockwell
Drove alone	81.2%	82.1%
Carpooled	11.3%	10.3%
Public transit	0.0%	0.0%
Walked	1.4%	1.4%
Bicycle	0.0%	0.0%
Worked from home	5.6%	6.2%
Other means	0.5%	0.0%

Housing

Units in structure (share)

	Plymouth	Rockwell
1-unit, detached	89.6%	79.0%
1-unit, attached	0.0%	3.5%
2 to 4 units	2.7%	3.3%
5 to 19 units	6.6%	14.2%
20 or more units	0.0%	0.0%
Mobile home & other	1.1%	0.0%

Poverty & households

	Plymouth	Rockwell
Poverty rate	7.7%	15.0%
Average household size	2.60	2.25
Mean commute (minutes)	21	21
Median year structure built	1951	1971