|    Population Demographics for Plymouth County, Iowa in 2020, 2019
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 | |  |  | Total population in Plymouth County |  |  | Total Population: | 24,986 |  | Male Population: | 12,373 |  | Female Population: | 12,613 | 
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 | |  |  | Median age in Plymouth County |  |  | Both sexes | 41 |  | Male | 40 |  | Female | 42 | 
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 | |  |  | Population in households in Plymouth County |  |  | Total Population: | 24,637 |  | Male Population: | 12,263 |  | Under 5 years: | 847 |  | 5 to 9 years: | 913 |  | 10 to 14 years: | 971 |  | 15 to 17 years: | 608 |  | 18 and 19 years: | 287 |  | 20 years: | 100 |  | 21 years: | 100 |  | 22 to 24 years: | 298 |  | 25 to 29 years: | 668 |  | 30 to 34 years: | 680 |  | 35 to 39 years: | 694 |  | 40 to 44 years: | 817 |  | 45 to 49 years: | 907 |  | 50 to 54 years: | 1,034 |  | 55 to 59 years: | 930 |  | 60 and 61 years: | 284 |  | 62 to 64 years: | 385 |  | 65 and 66 years: | 241 |  | 67 to 69 years: | 304 |  | 70 to 74 years: | 380 |  | 75 to 79 years: | 360 |  | 80 to 84 years: | 272 |  | 85 years and over: | 183 |  | Female Population: | 12,374 |  | Under 5 years: | 805 |  | 5 to 9 years: | 821 |  | 10 to 14 years: | 917 |  | 15 to 17 years: | 602 |  | 18 and 19 years: | 280 |  | 20 years: | 95 |  | 21 years: | 77 |  | 22 to 24 years: | 324 |  | 25 to 29 years: | 624 |  | 30 to 34 years: | 697 |  | 35 to 39 years: | 690 |  | 40 to 44 years: | 745 |  | 45 to 49 years: | 968 |  | 50 to 54 years: | 1,020 |  | 55 to 59 years: | 887 |  | 60 and 61 years: | 302 |  | 62 to 64 years: | 376 |  | 65 and 66 years: | 227 |  | 67 to 69 years: | 333 |  | 70 to 74 years: | 434 |  | 75 to 79 years: | 448 |  | 80 to 84 years: | 362 |  | 85 years and over: | 340 | 
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 | |  |  | Average household size in Plymouth County |  |  | Total: | 2 |  | Under 18 years: | 1 |  | 18 years and over: | 2 | 
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 | |  |  | Number of occupied homes in Plymouth County |  |  | Total: | 9,875 |  | Family led homes: | 6,953 |  | Husband-wife family: | 5,893 |  | Other family: | 1,060 |  | Population of male led with no wife present: | 407 |  | Population female led with no husband present: | 653 |  | Population of Nonfamily homes: | 2,922 |  | Population living alone: | 2,550 |  | Population not living alone: | 372 | 
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 | |  |  | Total occupied homes in Plymouth County with people under 18 years old: |  |  | Total: | 9,875 |  | Population of homes with one or more people under 18 years: | 3,207 |  | Population of family homes: | 3,171 |  | Husband-wife family: | 2,435 |  | Under 6 years only: | 484 |  | Under 6 years and 6 to 17 years: | 571 |  | 6 to 17 years only: | 1,380 |  | Other family: | 736 |  | Male householder, no wife present: | 277 |  | Under 6 years only: | 79 |  | Under 6 years and 6 to 17 years: | 52 |  | 6 to 17 years only: | 146 |  | Female led with no husband present: | 459 |  | Under 6 years only: | 108 |  | Under 6 years and 6 to 17 years: | 84 |  | 6 to 17 years only: | 267 |  | Nonfamily households: | 36 |  | Male led households: | 30 |  | Under 6 years only: | 8 |  | Under 6 years and 6 to 17 years: | 4 |  | 6 to 17 years only: | 18 |  | Female led householder: | 6 |  | Under 6 years only: | 1 |  | Under 6 years and 6 to 17 years: | 1 |  | 6 to 17 years only: | 4 |  | Households with no people under 18 years: | 6,668 |  | Family households: | 3,782 |  | Husband-wife family: | 3,458 |  | Other family: | 324 |  | Male led with no wife present: | 130 |  | Female led with no husband present: | 194 |  | Nonfamily households: | 2,886 |  | Male led householder: | 1,341 |  | Female led householder: | 1,545 | 
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 | |  |  | Total number led homes in Plymouth County, by type |  |  | Total Home Population: | 9,875 |  | Population of Family homes: | 6,953 |  | Population of 15 to 24 year olds: | 144 |  | Population of 25 to 34 year olds: | 987 |  | Population of 35 to 44 year olds: | 1,357 |  | Population of 45 to 54 year olds: | 1,684 |  | Population of 55 to 59 year olds: | 757 |  | Population of 60 to 64 year olds: | 567 |  | Population of 65 to 74 year olds: | 792 |  | Population of 75 to 84 year olds: | 523 |  | Population of 85 year olds and over: | 142 |  | Population of Nonfamily Homes: | 2,922 |  | Population of 15 to 24 year olds: | 162 |  | Population of 25 to 34 year olds: | 332 |  | Population of 35 to 44 year olds: | 251 |  | Population of 45 to 54 year olds: | 478 |  | Population of 55 to 59 year olds: | 288 |  | Population of 60 to 64 year olds: | 226 |  | Population of 65 to 74 year olds: | 381 |  | Population of 75 to 84 year olds: | 499 |  | Population of 85 year olds and over: | 305 | 
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 | |  |  | households in Plymouth County containing people over 60 |  |  | Total Population: | 9,875 |  | Population of homes with one or more people 60 years and over: | 3,582 |  | 1-person household: | 1,365 |  | 2-or-more-person household: | 2,217 |  | Family households: | 2,161 |  | Nonfamily households: | 56 |  | Population of homes with no people 60 years and over: | 6,293 |  | 1-person household: | 1,185 |  | 2-or-more-person household: | 5,108 |  | Family homes: | 4,792 |  | Nonfamily homes: | 316 | 
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 | |  |  | homes in Plymouth County with multiple generations. |  |  | Total Population: | 9,875 |  | Home has three or more generations: | 151 |  | Home does not have three or more generations: | 9,724 | 
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 | |  |  | Unmarried population in Plymouth County under 18 years old in homes |  |  | Total Population: | 6,483 |  | Unmarried partner of home lead present: | 429 |  | In family homes: | 388 |  | Population of male led and male partner homes: | 14 |  | Population of male led and female partner households: | 237 |  | Population of female led and female partner households: | 5 |  | Population of female led and male partner households: | 132 |  | In nonfamily homes: | 41 |  | Population of male led and male partner homes: | 0 |  | Population of male led and female partner homes: | 38 |  | Population of female led and female partner homes: | 0 |  | Population of female led and male partner homes: | 3 |  | No unmarried partner of home lead present: | 6,054 |  | In family homes: | 6,040 |  | Population of husband-wife family homes: | 5,120 |  | Population of male lead with no wife present, family homes: | 227 |  | Population of female lead with no husband present, family homes: | 693 |  | In nonfamily homes: | 14 | 
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 | |  |  | Population in families living in Plymouth County |  |  | Total Population: | 20,855 |  | Population Under 18 years: | 6,367 |  | Population 18 years and over: | 14,488 | 
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 | |  |  | How long in Plymouth County have lived in one place. |  |  | Total: | 9,875 |  | Population of Owner occupied homes: | 7,699 |  | Family home: | 5,929 |  | Nonfamily homess: | 1,770 |  | Male led home: | 800 |  | Living alone: | 669 |  | Not living alone: | 131 |  | Female led home: | 970 |  | Living alone: | 886 |  | Not living alone: | 84 |  | Population of Renter occupied homes: | 2,176 |  | Family run homes: | 1,024 |  | Husband-wife family: | 600 |  | Other family: | 424 |  | Male led with no wife present: | 137 |  | Female led with no husband present: | 287 |  | Nonfamily Homes: | 1,152 |  | Male led homes: | 571 |  | Male living alone: | 470 |  | Male not living alone: | 101 |  | Female led homes: | 581 |  | Females living alone: | 525 |  | Females not living alone: | 56 | 
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