Plymouth County, Iowa
As of the census of 2000, there were 24849 people, 9372 households, and 6806 families residing in the county. The population density was 28.8 people per square mile (11.12/kmē), it is the 49th most populated county in terms of population density. There were 9880 housing units at an average density of 11.4 per square mile (4.4/kmē). It has an average household size was 2.61 persons, and the average family size was 3.12 persons. In the county Age distribution was 28.3% under the age of 18, 7.2% from 18 to 24, 26.4% from 25 to 44, 22% from 45 to 64, and 16% who were 65 or older. For every 100 females there were 98.8 males. For every 100 females age 18 and over, there were 95.7 males. According to July 2008 Census Bureau estimates, the population of the county is 24323, The racial makeup of the county was 23861 White, 101 Black or African American, 54 American Indian, 118 Asian, 19 Native Hawaiian, and 170 from two or more races.
The median income for a household in the county was $41638, making it the 13th highest county by median household income in Iowa. The median income for a family in the county was $50009, making it the 11th highest county by median family income in Iowa. The per capita income for the county was $19442, making its Iowa's 17th highest county by per capita income.
In 2000, 6856 pupils and students, of which 50.88% are male and 49.12% are female, 27.59% of the total population, are in the education system. Of which, percentage of enrollment student are in, 6.56% nursery or pri school, 5.53% kindergarten, 48.28% elementary school, 27.73% high school and 11.9% College graduate school.
| Rank | City | County | Total Area mi2 | Land Area mi2 | Water Area mi2 | Population | Density mi2 | Per capita Income | House hold Income |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Akron City | Plymouth County | 1.21 | 1.21 | 0 | 1489 | 1232.4 | 18631 | 29583 |
| 2 | Brunsville City | Plymouth County | 0.24 | 0.24 | 0 | 146 | 616.4 | 23200 | 47188 |
| 3 | Craig City | Plymouth County | 0.09 | 0.09 | 0 | 102 | 1086.8 | 17239 | 32917 |
| 4 | Hinton City | Plymouth County | 0.58 | 0.58 | 0 | 808 | 1386.1 | 20358 | 49375 |
| 5 | Kingsley City | Plymouth County | 1.6 | 1.6 | 0 | 1245 | 777.3 | 19052 | 34697 |
| 6 | Le Mars City | Plymouth County | 6.82 | 6.81 | 0.01 | 9237 | 1356.9 | 19598 | 38892 |
| 7 | Merrill City | Plymouth County | 0.43 | 0.43 | 0 | 754 | 1739.5 | 15656 | 43333 |
| 8 | Oyens City | Plymouth County | 0.09 | 0.09 | 0 | 132 | 1405.9 | 17969 | 53333 |
| 9 | Remsen City | Plymouth County | 1.06 | 1.06 | 0 | 1762 | 1655.2 | 17465 | 37950 |
| 10 | Struble City | Plymouth County | 0.16 | 0.16 | 0 | 85 | 546.2 | 16423 | 37813 |
| 11 | Westfield City | Plymouth County | 0.13 | 0.13 | 0 | 189 | 1438.3 | 15211 | 28929 |
| 12 | Sioux City City | Woodbury County, Plymouth County | 55.95 | 54.8 | 1.15 | 85013 | 1551.3 | 18666 | 37429 |
| Year | Population |
|---|---|
| April 2000 census | 24849 |
| April 2000 Estimate | 24849 |
| July 2000 Estimate | 24851 |
| July 2001 Estimate | 24749 |
| July 2002 Estimate | 24562 |
| July 2003 Estimate | 24597 |
| July 2004 Estimate | 24709 |
| July 2005 Estimate | 24577 |
| July 2006 Estimate | 24485 |
| July 2007 Estimate | 24338 |
| July 2008 Estimate | 24323 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 206 | 244 | 450 |
| Kindergarten | 179 | 200 | 379 |
| Elementary school | 1743 | 1567 | 3310 |
| High school | 1015 | 886 | 1901 |
| College or graduate school | 345 | 471 | 816 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Plymouth County, Iowa | $41638 | $50009 | $19442 |
| Iowa, United States | $39469 | $48005 | $19674 |
| United States | $41994 | $50046 | $21587 |