Plymouth County, Iowa

Plymouth County covers 863 sq mi of land and has about 25,747 residents. 11 zip codes lie mainly within it, spread across 9 cities and towns. Zip codes that only partly reach into the county are listed on each zip's own page.

Population

25,747

30/sq mi

Median household income

$83K

U.S. $81K

Median home value

$229K

U.S. $333K

Median rent

$910

U.S. $1,413

Median age

41.3

U.S. 38.9

Poverty rate

6.9%

U.S. 12.5%

Cities and towns

Zip codes in Plymouth County

11 total

Zip	City	Type	Population	IncomeMedian income	Home value
51001	Akron	Residential	2,342	$75,404	$192,700
51008	Brunsville	Residential	210	$45,000	$129,200
51024	Hinton	Residential	2,081	$114,219	$347,800
51028	Kingsley	Residential	2,191	$78,000	$219,600
51031	Le Mars	Residential	12,808	$76,525	$222,800
51038	Merrill	Residential	1,449	$95,893	$183,100
51045	Oyens	Residential	66	$113,750	$170,000
51050	Remsen	Residential	2,962	$92,500	$219,700
51062	Westfield	Residential	503	—	$250,000
51108	Sioux City	Residential	5,960	$81,205	$169,700
51109	Sioux City	Residential	3,606	$79,034	$130,900

Plymouth County at a glance

Compared with the U.S.

Household income distribution

<$25k

12%

$25–50k

15%

$50–75k

18%

$75–100k

17%

$100–150k

20%

$150–200k

11%

$200k+

Highest education (adults 25+)

No diploma

High school

37%

Some college

20%

Associate's

15%

Bachelor's

17%

Graduate

How people get to work

Drove alone

79%

Carpooled

Transit

0.6%

Walked

Bicycle

0.2%

Worked from home

Other

0.8%

At a glance

	Plymouth	U.S.
Own their home	73.6%	65.2%
Bachelor's degree or higher	21.7%	35.7%
Work from home	9.2%	15.1%
Households with broadband	89.8%	91%
Without health insurance	5.3%	8.4%
Foreign-born	3.7%	14.1%
Veterans (of adults)	6.9%	6.2%
Unemployment	2.2%	5.2%
Average commute	19.2 min	26.4 min