Population Demographics for Plum Borough, Pennsylvania in 2020, 2019 
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  |  Total population in Plum Borough |   |  | Total Population: | 27,126 |  | Male Population: | 13,235 |  | Female Population: | 13,891 |  
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  |  Median age in Plum Borough |   |  | Both sexes | 42 |  | Male | 41 |  | Female | 44 |  
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  |  Population in households in Plum Borough |   |  | Total Population: | 26,994 |  | Male Population: | 13,193 |  | Under 5 years: | 772 |  | 5 to 9 years: | 819 |  | 10 to 14 years: | 936 |  | 15 to 17 years: | 615 |  | 18 and 19 years: | 307 |  | 20 years: | 123 |  | 21 years: | 102 |  | 22 to 24 years: | 450 |  | 25 to 29 years: | 755 |  | 30 to 34 years: | 754 |  | 35 to 39 years: | 799 |  | 40 to 44 years: | 968 |  | 45 to 49 years: | 1,031 |  | 50 to 54 years: | 1,164 |  | 55 to 59 years: | 938 |  | 60 and 61 years: | 332 |  | 62 to 64 years: | 420 |  | 65 and 66 years: | 252 |  | 67 to 69 years: | 412 |  | 70 to 74 years: | 416 |  | 75 to 79 years: | 391 |  | 80 to 84 years: | 253 |  | 85 years and over: | 184 |  | Female Population: | 13,801 |  | Under 5 years: | 674 |  | 5 to 9 years: | 781 |  | 10 to 14 years: | 893 |  | 15 to 17 years: | 520 |  | 18 and 19 years: | 263 |  | 20 years: | 105 |  | 21 years: | 107 |  | 22 to 24 years: | 479 |  | 25 to 29 years: | 755 |  | 30 to 34 years: | 743 |  | 35 to 39 years: | 792 |  | 40 to 44 years: | 1,034 |  | 45 to 49 years: | 1,113 |  | 50 to 54 years: | 1,156 |  | 55 to 59 years: | 989 |  | 60 and 61 years: | 354 |  | 62 to 64 years: | 510 |  | 65 and 66 years: | 313 |  | 67 to 69 years: | 437 |  | 70 to 74 years: | 582 |  | 75 to 79 years: | 438 |  | 80 to 84 years: | 385 |  | 85 years and over: | 378 |  
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  |  Average household size in Plum Borough |   |  | Total: | 2 |  | Under 18 years: | 0 |  | 18 years and over: | 1 |  
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  |  Number of occupied homes in Plum Borough |   |  | Total: | 10,886 |  | Family led homes: | 7,748 |  | Husband-wife family: | 6,337 |  | Other family: | 1,411 |  | Population of male led with no wife present: | 391 |  | Population female led with no husband present: | 1,020 |  | Population of Nonfamily homes: | 3,138 |  | Population living alone: | 2,669 |  | Population not living alone: | 469 |  
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  |  Total occupied homes in Plum Borough with people under 18 years old: |   |  | Total: | 10,886 |  | Population of homes with one or more people under 18 years: | 3,366 |  | Population of family homes: | 3,351 |  | Husband-wife family: | 2,576 |  | Under 6 years only: | 580 |  | Under 6 years and 6 to 17 years: | 461 |  | 6 to 17 years only: | 1,535 |  | Other family: | 775 |  | Male householder, no wife present: | 209 |  | Under 6 years only: | 54 |  | Under 6 years and 6 to 17 years: | 28 |  | 6 to 17 years only: | 127 |  | Female led with no husband present: | 566 |  | Under 6 years only: | 95 |  | Under 6 years and 6 to 17 years: | 74 |  | 6 to 17 years only: | 397 |  | Nonfamily households: | 15 |  | Male led households: | 11 |  | Under 6 years only: | 2 |  | Under 6 years and 6 to 17 years: | 0 |  | 6 to 17 years only: | 9 |  | Female led householder: | 4 |  | Under 6 years only: | 1 |  | Under 6 years and 6 to 17 years: | 0 |  | 6 to 17 years only: | 3 |  | Households with no people under 18 years: | 7,520 |  | Family households: | 4,397 |  | Husband-wife family: | 3,761 |  | Other family: | 636 |  | Male led with no wife present: | 182 |  | Female led with no husband present: | 454 |  | Nonfamily households: | 3,123 |  | Male led householder: | 1,377 |  | Female led householder: | 1,746 |  
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  |  Total number led homes in Plum Borough, by type |   |  | Total Home Population: | 10,886 |  | Population of Family homes: | 7,748 |  | Population of 15 to 24 year olds: | 89 |  | Population of 25 to 34 year olds: | 881 |  | Population of 35 to 44 year olds: | 1,557 |  | Population of 45 to 54 year olds: | 2,011 |  | Population of 55 to 59 year olds: | 828 |  | Population of 60 to 64 year olds: | 667 |  | Population of 65 to 74 year olds: | 1,022 |  | Population of 75 to 84 year olds: | 569 |  | Population of 85 year olds and over: | 124 |  | Population of Nonfamily Homes: | 3,138 |  | Population of 15 to 24 year olds: | 160 |  | Population of 25 to 34 year olds: | 449 |  | Population of 35 to 44 year olds: | 305 |  | Population of 45 to 54 year olds: | 421 |  | Population of 55 to 59 year olds: | 281 |  | Population of 60 to 64 year olds: | 257 |  | Population of 65 to 74 year olds: | 493 |  | Population of 75 to 84 year olds: | 466 |  | Population of 85 year olds and over: | 306 |  
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  |  households in Plum Borough containing people over 60 |   |  | Total Population: | 10,886 |  | Population of homes with one or more people 60 years and over: | 4,164 |  | 1-person household: | 1,439 |  | 2-or-more-person household: | 2,725 |  | Family households: | 2,630 |  | Nonfamily households: | 95 |  | Population of homes with no people 60 years and over: | 6,722 |  | 1-person household: | 1,230 |  | 2-or-more-person household: | 5,492 |  | Family homes: | 5,118 |  | Nonfamily homes: | 374 |  
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  |  homes in Plum Borough with multiple generations. |   |  | Total Population: | 10,886 |  | Home has three or more generations: | 268 |  | Home does not have three or more generations: | 10,618 |  
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  |  Unmarried population in Plum Borough under 18 years old in homes |   |  | Total Population: | 6,007 |  | Unmarried partner of home lead present: | 310 |  | In family homes: | 293 |  | Population of male led and male partner homes: | 11 |  | Population of male led and female partner households: | 133 |  | Population of female led and female partner households: | 9 |  | Population of female led and male partner households: | 140 |  | In nonfamily homes: | 17 |  | Population of male led and male partner homes: | 0 |  | Population of male led and female partner homes: | 11 |  | Population of female led and female partner homes: | 2 |  | Population of female led and male partner homes: | 4 |  | No unmarried partner of home lead present: | 5,697 |  | In family homes: | 5,697 |  | Population of husband-wife family homes: | 4,770 |  | Population of male lead with no wife present, family homes: | 184 |  | Population of female lead with no husband present, family homes: | 743 |  | In nonfamily homes: | 0 |  
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  |  Population in families living in Plum Borough |   |  | Total Population: | 23,043 |  | Population Under 18 years: | 5,966 |  | Population 18 years and over: | 17,077 |  
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  |  How long in Plum Borough have lived in one place. |   |  | Total: | 10,886 |  | Population of Owner occupied homes: | 8,595 |  | Family home: | 6,752 |  | Nonfamily homess: | 1,843 |  | Male led home: | 756 |  | Living alone: | 617 |  | Not living alone: | 139 |  | Female led home: | 1,087 |  | Living alone: | 999 |  | Not living alone: | 88 |  | Population of Renter occupied homes: | 2,291 |  | Family run homes: | 996 |  | Husband-wife family: | 543 |  | Other family: | 453 |  | Male led with no wife present: | 125 |  | Female led with no husband present: | 328 |  | Nonfamily Homes: | 1,295 |  | Male led homes: | 632 |  | Male living alone: | 503 |  | Male not living alone: | 129 |  | Female led homes: | 663 |  | Females living alone: | 550 |  | Females not living alone: | 113 |  
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