Plymouth County, Iowa demographics

Population: 25,543
Median age: 40.4

Median household income: 74,239

Demographics, population, home values, social and economic characteristics of Plymouth County, Iowa.

Population

202125,543
202025,141
201925,068
201825,039
201725,027
201624,972
201524,853
201424,899
201324,923
201224,911
201124,915
201024,933
200924,356

Plymouth County, IA cities

Akron city - 1,527

Brunsville city - 179

Craig city - 49

Hinton city - 932

Kingsley city - 1,433

Le Mars city - 10,462

Merrill city - 1,001

Oyens city - 94

Remsen city - 1,857

Sioux City city - 85,081

Struble city - 97

Westfield city - 120

Census data for Plymouth County, Iowa

Demographic and housing estimates in Plymouth County, Iowa

Total population
Total population25,543
Male12,852
Female12,691
Population by age
Total population25,543
Under 5 years1,559
5 to 9 years1,771
10 to 14 years1,912
15 to 19 years1,768
20 to 24 years1,428
25 to 34 years2,576
35 to 44 years3,040
45 to 54 years3,113
55 to 59 years1,747
60 to 64 years1,886
65 to 74 years2,665
75 to 84 years1,160
85 years and over918
Median age (years)40.4
Under 18 years6,441
16 years and over19,847
18 years and over19,102
21 years and over18,225
62 years and over5,743
65 years and over4,743
Population by race
Total population25,543
One race25,201
   White23,903
   Black or African American436
   American Indian and Alaska Native131
   Asian103
   Native Hawaiian and Other Pacific Islander71
   Some other race557
Two or more races342
Citizen, voting age population
Citizen, VOTING AGE 18 and over population18,582
Male Citizen, VOTING AGE 18 and over population9,176
Female Citizen, VOTING AGE 18 and over population9,406

Social characteristics in Plymouth County, Iowa

Households by type
Total households10,191
Family households (families)6,127
Married-couple family594
Male householder, no wife present, family1,547
Female householder, no husband present, family1,224
Nonfamily households1,923
Average household size3,237
Average family size2.48

Economic characteristics in Plymouth County, Iowa

Income and benefits (in inflation-adjusted dollars)
Total households10,191
Less than $10,000292
$10,000 to $14,999304
$15,000 to $24,999777
$25,000 to $34,999608
$35,000 to $49,9991,307
$50,000 to $74,9991,872
$75,000 to $99,9991,722
$100,000 to $149,9991,992
$150,000 to $199,999707
$200,000 or more610
Median household income (dollars)74,239

Housing characteristics in Plymouth County, Iowa

Housing occupancy
Total housing units10,777
Occupied housing units10,191
Vacant housing units586
Units in structure
Total housing units10,777
1-unit, detached8,709
1-unit, attached294
2 units169
3 or 4 units370
5 to 9 units394
10 to 19 units263
20 or more units186
Mobile home392
Boat, RV, van, etc.0
Year structure built
Total housing units10,777
Built 2014 or later19
Built 2010 to 2013567
Built 2000 to 20091,060
Built 1990 to 19991,389
Built 1980 to 1989785
Built 1970 to 19791,675
Built 1960 to 1969935
Built 1950 to 1959964
Built 1940 to 1949381
Built 1939 or earlier3,002
Rooms
Total housing units10,777
1 room90
2 rooms114
3 rooms596
4 rooms1,400
5 rooms1,672
6 rooms1,516
7 rooms1,361
8 rooms1,350
9 rooms or more2,678
Median rooms6.5
Bedrooms
Total housing units10,777
No bedroom90
1 bedroom643
2 bedrooms2,607
3 bedrooms4,016
4 bedrooms2,412
5 or more bedrooms1,009
Housing tenure
Occupied housing units10,191
Owner-occupied7,764
Renter-occupied2,427
Average household size of owner-occupied unit2.61
Average household size of renter-occupied unit2.05
Year householder moved into unit
Occupied housing units10,191
Moved in 2017 or later964
Moved in 2015 to 20162,366
Moved in 2010 to 20141,606
Moved in 2000 to 20092,253
Moved in 1990 to 19991,471
Moved in 1989 and earlier1,531
Value
Owner-occupied units7,764
Less than $50,000445
$50,000 to $99,9991,010
$100,000 to $149,9991,509
$150,000 to $199,9991,481
$200,000 to $299,9991,469
$300,000 to $499,9991,618
$500,000 to $999,999171
$1,000,000 or more61
Median (dollars)176,800
Mortgage status
Owner-occupied units7,764
Housing units with a mortgage4,397
Housing units without a mortgage3,367
Gross rent
Occupied units paying rent2,103
Less than $500269
$500 to $9991,469
$1,000 to $1,499353
$1,500 to $1,9990
$2,000 to $2,4990
$2,500 to $2,9990
$3,000 or more12
Median (dollars)760
No rent paid324

Demographic data for Plymouth County, IA and each city in the county. Lists of cities by population, wealth and poverty in Plymouth County, IA.

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