|    Population Demographics for Rotterdam, New York in 2020, 2019
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 | |  |  | Total population in Rotterdam |  |  | Total Population: | 20,652 |  | Male Population: | 9,835 |  | Female Population: | 10,817 | 
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 | |  |  | Median age in Rotterdam |  |  | Both sexes | 43 |  | Male | 41 |  | Female | 45 | 
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 | |  |  | Population in households in Rotterdam |  |  | Total Population: | 20,557 |  | Male Population: | 9,804 |  | Under 5 years: | 514 |  | 5 to 9 years: | 522 |  | 10 to 14 years: | 678 |  | 15 to 17 years: | 453 |  | 18 and 19 years: | 222 |  | 20 years: | 111 |  | 21 years: | 86 |  | 22 to 24 years: | 318 |  | 25 to 29 years: | 565 |  | 30 to 34 years: | 618 |  | 35 to 39 years: | 667 |  | 40 to 44 years: | 678 |  | 45 to 49 years: | 754 |  | 50 to 54 years: | 795 |  | 55 to 59 years: | 669 |  | 60 and 61 years: | 226 |  | 62 to 64 years: | 330 |  | 65 and 66 years: | 178 |  | 67 to 69 years: | 237 |  | 70 to 74 years: | 342 |  | 75 to 79 years: | 342 |  | 80 to 84 years: | 294 |  | 85 years and over: | 205 |  | Female Population: | 10,753 |  | Under 5 years: | 492 |  | 5 to 9 years: | 517 |  | 10 to 14 years: | 625 |  | 15 to 17 years: | 415 |  | 18 and 19 years: | 211 |  | 20 years: | 90 |  | 21 years: | 115 |  | 22 to 24 years: | 308 |  | 25 to 29 years: | 590 |  | 30 to 34 years: | 663 |  | 35 to 39 years: | 657 |  | 40 to 44 years: | 742 |  | 45 to 49 years: | 875 |  | 50 to 54 years: | 867 |  | 55 to 59 years: | 691 |  | 60 and 61 years: | 252 |  | 62 to 64 years: | 341 |  | 65 and 66 years: | 218 |  | 67 to 69 years: | 320 |  | 70 to 74 years: | 449 |  | 75 to 79 years: | 488 |  | 80 to 84 years: | 430 |  | 85 years and over: | 397 | 
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 | |  |  | Average household size in Rotterdam |  |  | Total: | 2 |  | Under 18 years: | 0 |  | 18 years and over: | 2 | 
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 | |  |  | Number of occupied homes in Rotterdam |  |  | Total: | 8,818 |  | Family led homes: | 5,722 |  | Husband-wife family: | 4,200 |  | Other family: | 1,522 |  | Population of male led with no wife present: | 436 |  | Population female led with no husband present: | 1,086 |  | Population of Nonfamily homes: | 3,096 |  | Population living alone: | 2,595 |  | Population not living alone: | 501 | 
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 | |  |  | Total occupied homes in Rotterdam with people under 18 years old: |  |  | Total: | 8,818 |  | Population of homes with one or more people under 18 years: | 2,482 |  | Population of family homes: | 2,449 |  | Husband-wife family: | 1,596 |  | Under 6 years only: | 356 |  | Under 6 years and 6 to 17 years: | 275 |  | 6 to 17 years only: | 965 |  | Other family: | 853 |  | Male householder, no wife present: | 244 |  | Under 6 years only: | 49 |  | Under 6 years and 6 to 17 years: | 35 |  | 6 to 17 years only: | 160 |  | Female led with no husband present: | 609 |  | Under 6 years only: | 89 |  | Under 6 years and 6 to 17 years: | 78 |  | 6 to 17 years only: | 442 |  | Nonfamily households: | 33 |  | Male led households: | 27 |  | Under 6 years only: | 3 |  | Under 6 years and 6 to 17 years: | 4 |  | 6 to 17 years only: | 20 |  | Female led householder: | 6 |  | Under 6 years only: | 1 |  | Under 6 years and 6 to 17 years: | 2 |  | 6 to 17 years only: | 3 |  | Households with no people under 18 years: | 6,336 |  | Family households: | 3,273 |  | Husband-wife family: | 2,604 |  | Other family: | 669 |  | Male led with no wife present: | 192 |  | Female led with no husband present: | 477 |  | Nonfamily households: | 3,063 |  | Male led householder: | 1,273 |  | Female led householder: | 1,790 | 
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 | |  |  | Total number led homes in Rotterdam, by type |  |  | Total Home Population: | 8,818 |  | Population of Family homes: | 5,722 |  | Population of 15 to 24 year olds: | 50 |  | Population of 25 to 34 year olds: | 760 |  | Population of 35 to 44 year olds: | 1,186 |  | Population of 45 to 54 year olds: | 1,379 |  | Population of 55 to 59 year olds: | 513 |  | Population of 60 to 64 year olds: | 472 |  | Population of 65 to 74 year olds: | 645 |  | Population of 75 to 84 year olds: | 546 |  | Population of 85 year olds and over: | 171 |  | Population of Nonfamily Homes: | 3,096 |  | Population of 15 to 24 year olds: | 96 |  | Population of 25 to 34 year olds: | 360 |  | Population of 35 to 44 year olds: | 311 |  | Population of 45 to 54 year olds: | 490 |  | Population of 55 to 59 year olds: | 294 |  | Population of 60 to 64 year olds: | 250 |  | Population of 65 to 74 year olds: | 441 |  | Population of 75 to 84 year olds: | 543 |  | Population of 85 year olds and over: | 311 | 
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 | |  |  | households in Rotterdam containing people over 60 |  |  | Total Population: | 8,818 |  | Population of homes with one or more people 60 years and over: | 3,633 |  | 1-person household: | 1,456 |  | 2-or-more-person household: | 2,177 |  | Family households: | 2,066 |  | Nonfamily households: | 111 |  | Population of homes with no people 60 years and over: | 5,185 |  | 1-person household: | 1,139 |  | 2-or-more-person household: | 4,046 |  | Family homes: | 3,656 |  | Nonfamily homes: | 390 | 
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 | |  |  | homes in Rotterdam with multiple generations. |  |  | Total Population: | 8,818 |  | Home has three or more generations: | 241 |  | Home does not have three or more generations: | 8,577 | 
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 | |  |  | Unmarried population in Rotterdam under 18 years old in homes |  |  | Total Population: | 4,215 |  | Unmarried partner of home lead present: | 441 |  | In family homes: | 395 |  | Population of male led and male partner homes: | 1 |  | Population of male led and female partner households: | 166 |  | Population of female led and female partner households: | 18 |  | Population of female led and male partner households: | 210 |  | In nonfamily homes: | 46 |  | Population of male led and male partner homes: | 0 |  | Population of male led and female partner homes: | 40 |  | Population of female led and female partner homes: | 3 |  | Population of female led and male partner homes: | 3 |  | No unmarried partner of home lead present: | 3,774 |  | In family homes: | 3,766 |  | Population of husband-wife family homes: | 2,836 |  | Population of male lead with no wife present, family homes: | 207 |  | Population of female lead with no husband present, family homes: | 723 |  | In nonfamily homes: | 8 | 
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 | |  |  | Population in families living in Rotterdam |  |  | Total Population: | 16,393 |  | Population Under 18 years: | 4,109 |  | Population 18 years and over: | 12,284 | 
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 | |  |  | How long in Rotterdam have lived in one place. |  |  | Total: | 8,818 |  | Population of Owner occupied homes: | 7,121 |  | Family home: | 4,974 |  | Nonfamily homess: | 2,147 |  | Male led home: | 863 |  | Living alone: | 654 |  | Not living alone: | 209 |  | Female led home: | 1,284 |  | Living alone: | 1,137 |  | Not living alone: | 147 |  | Population of Renter occupied homes: | 1,697 |  | Family run homes: | 748 |  | Husband-wife family: | 326 |  | Other family: | 422 |  | Male led with no wife present: | 112 |  | Female led with no husband present: | 310 |  | Nonfamily Homes: | 949 |  | Male led homes: | 437 |  | Male living alone: | 351 |  | Male not living alone: | 86 |  | Female led homes: | 512 |  | Females living alone: | 453 |  | Females not living alone: | 59 | 
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