Frederika vs Janesville

A side-by-side comparison of Frederika and Janesville: population, income, housing, and more.

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

Janesville has the higher population (1,012 vs 207 in Frederika). Janesville has the higher median household income ($84,231 vs $48,750 in Frederika). Janesville has the higher median home value ($214,700 vs $101,600 in Frederika).

Population, income & housing

	Frederika	Janesville
Population	207	1,012
Median age	45.6 yrs	44.7 yrs
Median household income	$48,750	$84,231
Median home value	$101,600	$214,700
Median gross rent	—	$625
Housing units	125	456
Homeownership rate	89.5%	90.5%
Bachelor's degree or higher	10.7%	25.8%
Unemployment rate	7.1%	3.0%

Trends (ACS 5-year, 2019–2023)

	Frederika	Janesville
Population	346 → 207 (-40.2%)	981 → 1,012 (+3.2%)
Median household income	$45,417 → $48,750 (+7.3%)	$63,750 → $84,231 (+32.1%)
Median home value	$81,300 → $101,600 (+25.0%)	$167,200 → $214,700 (+28.4%)
Median gross rent	$767 → $616 (-19.7%)	$625 → $625 (+0.0%)

Frederika

Population

346207

Median household income

$45,417$48,750

Median home value

$81,300$101,600

Median gross rent

$767$616

Janesville

Population

9811,012

Median household income

$63,750$84,231

Median home value

$167,200$214,700

Median gross rent

$625$625

Age & race/ethnicity

Age distribution (share)

	Frederika	Janesville
Under 5	3.9%	7.2%
5 to 17	13.5%	17.0%
18 to 24	15.0%	4.4%
25 to 34	4.3%	12.0%
35 to 44	11.6%	9.9%
45 to 54	13.5%	12.7%
55 to 64	15.9%	20.6%
65 to 74	8.7%	12.3%
75 and over	13.5%	4.0%

Race & ethnicity (share)

	Frederika	Janesville
White (non-Hispanic)	95.2%	97.4%
Black or African American	0.0%	0.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	0.0%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	2.9%	0.4%
Hispanic or Latino	1.9%	2.2%

Educational attainment (age 25+)

Share of adults 25+

	Frederika	Janesville
No high school diploma	10.7%	1.7%
High school graduate	30.7%	27.4%
Some college or associate's	47.9%	45.2%
Bachelor's degree	10.7%	22.4%
Graduate or professional degree	0.0%	3.3%

Commute to work

How workers get to work (share)

	Frederika	Janesville
Drove alone	87.6%	80.0%
Carpooled	9.5%	10.2%
Public transit	1.9%	0.0%
Walked	0.0%	3.6%
Bicycle	0.0%	0.0%
Worked from home	1.0%	6.2%
Other means	0.0%	0.0%

Housing

Units in structure (share)

	Frederika	Janesville
1-unit, detached	96.8%	86.6%
1-unit, attached	0.0%	3.7%
2 to 4 units	3.2%	5.5%
5 to 19 units	0.0%	1.1%
20 or more units	0.0%	0.0%
Mobile home & other	0.0%	3.1%

Poverty & households

	Frederika	Janesville
Poverty rate	16.9%	5.8%
Average household size	2.18	2.54
Mean commute (minutes)	42	21
Median year structure built	1950	1973