Population Demographics for Sycamore, Illinois in 2020, 2019 
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  |  Total population in Sycamore |   |  | Total Population: | 17,519 |  | Male Population: | 8,543 |  | Female Population: | 8,976 |  
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  |  Median age in Sycamore |   |  | Both sexes | 34 |  | Male | 33 |  | Female | 36 |  
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  |  Population in households in Sycamore |   |  | Total Population: | 17,373 |  | Male Population: | 8,420 |  | Under 5 years: | 571 |  | 5 to 9 years: | 682 |  | 10 to 14 years: | 644 |  | 15 to 17 years: | 360 |  | 18 and 19 years: | 212 |  | 20 years: | 67 |  | 21 years: | 76 |  | 22 to 24 years: | 364 |  | 25 to 29 years: | 734 |  | 30 to 34 years: | 636 |  | 35 to 39 years: | 616 |  | 40 to 44 years: | 548 |  | 45 to 49 years: | 641 |  | 50 to 54 years: | 588 |  | 55 to 59 years: | 488 |  | 60 and 61 years: | 170 |  | 62 to 64 years: | 205 |  | 65 and 66 years: | 117 |  | 67 to 69 years: | 166 |  | 70 to 74 years: | 191 |  | 75 to 79 years: | 145 |  | 80 to 84 years: | 116 |  | 85 years and over: | 83 |  | Female Population: | 8,953 |  | Under 5 years: | 604 |  | 5 to 9 years: | 650 |  | 10 to 14 years: | 593 |  | 15 to 17 years: | 340 |  | 18 and 19 years: | 194 |  | 20 years: | 83 |  | 21 years: | 103 |  | 22 to 24 years: | 350 |  | 25 to 29 years: | 773 |  | 30 to 34 years: | 677 |  | 35 to 39 years: | 644 |  | 40 to 44 years: | 574 |  | 45 to 49 years: | 674 |  | 50 to 54 years: | 626 |  | 55 to 59 years: | 538 |  | 60 and 61 years: | 194 |  | 62 to 64 years: | 240 |  | 65 and 66 years: | 143 |  | 67 to 69 years: | 167 |  | 70 to 74 years: | 246 |  | 75 to 79 years: | 214 |  | 80 to 84 years: | 165 |  | 85 years and over: | 161 |  
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  |  Average household size in Sycamore |   |  | Total: | 2 |  | Under 18 years: | 0 |  | 18 years and over: | 1 |  
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  |  Number of occupied homes in Sycamore |   |  | Total: | 6,993 |  | Family led homes: | 4,574 |  | Husband-wife family: | 3,533 |  | Other family: | 1,041 |  | Population of male led with no wife present: | 281 |  | Population female led with no husband present: | 760 |  | Population of Nonfamily homes: | 2,419 |  | Population living alone: | 1,908 |  | Population not living alone: | 511 |  
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  |  Total occupied homes in Sycamore with people under 18 years old: |   |  | Total: | 6,993 |  | Population of homes with one or more people under 18 years: | 2,377 |  | Population of family homes: | 2,352 |  | Husband-wife family: | 1,649 |  | Under 6 years only: | 398 |  | Under 6 years and 6 to 17 years: | 387 |  | 6 to 17 years only: | 864 |  | Other family: | 703 |  | Male householder, no wife present: | 176 |  | Under 6 years only: | 58 |  | Under 6 years and 6 to 17 years: | 31 |  | 6 to 17 years only: | 87 |  | Female led with no husband present: | 527 |  | Under 6 years only: | 86 |  | Under 6 years and 6 to 17 years: | 93 |  | 6 to 17 years only: | 348 |  | Nonfamily households: | 25 |  | Male led households: | 22 |  | Under 6 years only: | 3 |  | Under 6 years and 6 to 17 years: | 2 |  | 6 to 17 years only: | 17 |  | Female led householder: | 3 |  | Under 6 years only: | 2 |  | Under 6 years and 6 to 17 years: | 0 |  | 6 to 17 years only: | 1 |  | Households with no people under 18 years: | 4,616 |  | Family households: | 2,222 |  | Husband-wife family: | 1,884 |  | Other family: | 338 |  | Male led with no wife present: | 105 |  | Female led with no husband present: | 233 |  | Nonfamily households: | 2,394 |  | Male led householder: | 1,115 |  | Female led householder: | 1,279 |  
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  |  Total number led homes in Sycamore, by type |   |  | Total Home Population: | 6,993 |  | Population of Family homes: | 4,574 |  | Population of 15 to 24 year olds: | 116 |  | Population of 25 to 34 year olds: | 911 |  | Population of 35 to 44 year olds: | 1,068 |  | Population of 45 to 54 year olds: | 1,078 |  | Population of 55 to 59 year olds: | 417 |  | Population of 60 to 64 year olds: | 312 |  | Population of 65 to 74 year olds: | 391 |  | Population of 75 to 84 year olds: | 217 |  | Population of 85 year olds and over: | 64 |  | Population of Nonfamily Homes: | 2,419 |  | Population of 15 to 24 year olds: | 190 |  | Population of 25 to 34 year olds: | 508 |  | Population of 35 to 44 year olds: | 280 |  | Population of 45 to 54 year olds: | 391 |  | Population of 55 to 59 year olds: | 213 |  | Population of 60 to 64 year olds: | 180 |  | Population of 65 to 74 year olds: | 299 |  | Population of 75 to 84 year olds: | 228 |  | Population of 85 year olds and over: | 130 |  
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  |  households in Sycamore containing people over 60 |   |  | Total Population: | 6,993 |  | Population of homes with one or more people 60 years and over: | 1,986 |  | 1-person household: | 790 |  | 2-or-more-person household: | 1,196 |  | Family households: | 1,136 |  | Nonfamily households: | 60 |  | Population of homes with no people 60 years and over: | 5,007 |  | 1-person household: | 1,118 |  | 2-or-more-person household: | 3,889 |  | Family homes: | 3,438 |  | Nonfamily homes: | 451 |  
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  |  homes in Sycamore with multiple generations. |   |  | Total Population: | 6,993 |  | Home has three or more generations: | 150 |  | Home does not have three or more generations: | 6,843 |  
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  |  Unmarried population in Sycamore under 18 years old in homes |   |  | Total Population: | 4,444 |  | Unmarried partner of home lead present: | 341 |  | In family homes: | 319 |  | Population of male led and male partner homes: | 7 |  | Population of male led and female partner households: | 146 |  | Population of female led and female partner households: | 17 |  | Population of female led and male partner households: | 149 |  | In nonfamily homes: | 22 |  | Population of male led and male partner homes: | 0 |  | Population of male led and female partner homes: | 22 |  | Population of female led and female partner homes: | 0 |  | Population of female led and male partner homes: | 0 |  | No unmarried partner of home lead present: | 4,103 |  | In family homes: | 4,092 |  | Population of husband-wife family homes: | 3,203 |  | Population of male lead with no wife present, family homes: | 163 |  | Population of female lead with no husband present, family homes: | 726 |  | In nonfamily homes: | 11 |  
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  |  Population in families living in Sycamore |   |  | Total Population: | 14,012 |  | Population Under 18 years: | 4,368 |  | Population 18 years and over: | 9,644 |  
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  |  How long in Sycamore have lived in one place. |   |  | Total: | 6,993 |  | Population of Owner occupied homes: | 4,836 |  | Family home: | 3,573 |  | Nonfamily homess: | 1,263 |  | Male led home: | 550 |  | Living alone: | 408 |  | Not living alone: | 142 |  | Female led home: | 713 |  | Living alone: | 631 |  | Not living alone: | 82 |  | Population of Renter occupied homes: | 2,157 |  | Family run homes: | 1,001 |  | Husband-wife family: | 491 |  | Other family: | 510 |  | Male led with no wife present: | 131 |  | Female led with no husband present: | 379 |  | Nonfamily Homes: | 1,156 |  | Male led homes: | 587 |  | Male living alone: | 426 |  | Male not living alone: | 161 |  | Female led homes: | 569 |  | Females living alone: | 443 |  | Females not living alone: | 126 |  
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