Rockwell City vs Twin Lakes

A side-by-side comparison of Rockwell City and Twin Lakes: population, income, housing, and more.

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

Rockwell City has the higher population (2,449 vs 535 in Twin Lakes). Twin Lakes has the higher median household income ($120,699 vs $61,563 in Rockwell City). Twin Lakes has the higher median home value ($543,400 vs $91,300 in Rockwell City).

Population, income & housing

	Rockwell City	Twin Lakes
Population	2,449	535
Median age	39.4 yrs	61.3 yrs
Median household income	$61,563	$120,699
Median home value	$91,300	$543,400
Median gross rent	$797	—
Housing units	876	519
Homeownership rate	74.8%	90.0%
Bachelor's degree or higher	14.0%	52.5%
Unemployment rate	2.9%	9.6%

Trends (ACS 5-year, 2019–2023)

	Rockwell City	Twin Lakes
Population	2,258 → 2,449 (+8.5%)	235 → 535 (+127.7%)
Median household income	$46,023 → $61,563 (+33.8%)	$107,917 → $120,699 (+11.8%)
Median home value	$62,900 → $91,300 (+45.2%)	$362,500 → $543,400 (+49.9%)
Median gross rent	$608 → $797 (+31.1%)	—

Rockwell City

Population

2,2582,449

Median household income

$46,023$61,563

Median home value

$62,900$91,300

Median gross rent

$608$797

Twin Lakes

Population

235535

Median household income

$107,917$120,699

Median home value

$362,500$543,400

Age & race/ethnicity

Age distribution (share)

	Rockwell City	Twin Lakes
Under 5	3.1%	6.9%
5 to 17	17.4%	4.7%
18 to 24	3.8%	9.3%
25 to 34	14.7%	11.6%
35 to 44	19.6%	0.0%
45 to 54	10.6%	3.0%
55 to 64	11.1%	28.8%
65 to 74	9.8%	24.7%
75 and over	9.8%	11.0%

Race & ethnicity (share)

	Rockwell City	Twin Lakes
White (non-Hispanic)	85.8%	98.1%
Black or African American	4.4%	0.0%
American Indian & Alaska Native	0.3%	0.0%
Asian	0.4%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	1.5%	0.0%
Two or more races	3.5%	1.9%
Hispanic or Latino	4.1%	0.0%

Educational attainment (age 25+)

Share of adults 25+

	Rockwell City	Twin Lakes
No high school diploma	10.0%	1.7%
High school graduate	42.7%	22.0%
Some college or associate's	33.3%	23.9%
Bachelor's degree	10.5%	30.5%
Graduate or professional degree	3.6%	22.0%

Commute to work

How workers get to work (share)

	Rockwell City	Twin Lakes
Drove alone	67.4%	93.8%
Carpooled	22.4%	0.0%
Public transit	0.0%	0.0%
Walked	1.4%	0.0%
Bicycle	2.6%	0.0%
Worked from home	3.8%	6.2%
Other means	2.5%	0.0%

Housing

Units in structure (share)

	Rockwell City	Twin Lakes
1-unit, detached	83.2%	75.9%
1-unit, attached	1.5%	22.7%
2 to 4 units	1.1%	0.0%
5 to 19 units	3.4%	0.0%
20 or more units	6.4%	0.0%
Mobile home & other	4.3%	1.3%

Poverty & households

	Rockwell City	Twin Lakes
Poverty rate	7.5%	3.6%
Average household size	2.40	2.24
Mean commute (minutes)	21	28
Median year structure built	1958	1980