Population Demographics for Biddeford, Maine in 2020, 2019 
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  |  Total population in Biddeford |   |  | Total Population: | 21,277 |  | Male Population: | 10,108 |  | Female Population: | 11,169 |  
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  |  Median age in Biddeford |   |  | Both sexes | 38 |  | Male | 37 |  | Female | 38 |  
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  |  Population in households in Biddeford |   |  | Total Population: | 19,774 |  | Male Population: | 9,583 |  | Under 5 years: | 537 |  | 5 to 9 years: | 550 |  | 10 to 14 years: | 555 |  | 15 to 17 years: | 378 |  | 18 and 19 years: | 237 |  | 20 years: | 139 |  | 21 years: | 175 |  | 22 to 24 years: | 516 |  | 25 to 29 years: | 669 |  | 30 to 34 years: | 591 |  | 35 to 39 years: | 607 |  | 40 to 44 years: | 684 |  | 45 to 49 years: | 746 |  | 50 to 54 years: | 731 |  | 55 to 59 years: | 650 |  | 60 and 61 years: | 260 |  | 62 to 64 years: | 308 |  | 65 and 66 years: | 178 |  | 67 to 69 years: | 218 |  | 70 to 74 years: | 303 |  | 75 to 79 years: | 254 |  | 80 to 84 years: | 176 |  | 85 years and over: | 121 |  | Female Population: | 10,191 |  | Under 5 years: | 572 |  | 5 to 9 years: | 501 |  | 10 to 14 years: | 515 |  | 15 to 17 years: | 362 |  | 18 and 19 years: | 226 |  | 20 years: | 172 |  | 21 years: | 224 |  | 22 to 24 years: | 517 |  | 25 to 29 years: | 718 |  | 30 to 34 years: | 608 |  | 35 to 39 years: | 601 |  | 40 to 44 years: | 673 |  | 45 to 49 years: | 756 |  | 50 to 54 years: | 750 |  | 55 to 59 years: | 703 |  | 60 and 61 years: | 251 |  | 62 to 64 years: | 322 |  | 65 and 66 years: | 180 |  | 67 to 69 years: | 291 |  | 70 to 74 years: | 369 |  | 75 to 79 years: | 333 |  | 80 to 84 years: | 274 |  | 85 years and over: | 273 |  
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  |  Average household size in Biddeford |   |  | Total: | 2 |  | Under 18 years: | 0 |  | 18 years and over: | 1 |  
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  |  Number of occupied homes in Biddeford |   |  | Total: | 8,598 |  | Family led homes: | 4,972 |  | Husband-wife family: | 3,474 |  | Other family: | 1,498 |  | Population of male led with no wife present: | 442 |  | Population female led with no husband present: | 1,056 |  | Population of Nonfamily homes: | 3,626 |  | Population living alone: | 2,582 |  | Population not living alone: | 1,044 |  
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  |  Total occupied homes in Biddeford with people under 18 years old: |   |  | Total: | 8,598 |  | Population of homes with one or more people under 18 years: | 2,343 |  | Population of family homes: | 2,308 |  | Husband-wife family: | 1,284 |  | Under 6 years only: | 276 |  | Under 6 years and 6 to 17 years: | 242 |  | 6 to 17 years only: | 766 |  | Other family: | 1,024 |  | Male householder, no wife present: | 272 |  | Under 6 years only: | 101 |  | Under 6 years and 6 to 17 years: | 29 |  | 6 to 17 years only: | 142 |  | Female led with no husband present: | 752 |  | Under 6 years only: | 214 |  | Under 6 years and 6 to 17 years: | 137 |  | 6 to 17 years only: | 401 |  | Nonfamily households: | 35 |  | Male led households: | 26 |  | Under 6 years only: | 11 |  | Under 6 years and 6 to 17 years: | 1 |  | 6 to 17 years only: | 14 |  | Female led householder: | 9 |  | Under 6 years only: | 3 |  | Under 6 years and 6 to 17 years: | 1 |  | 6 to 17 years only: | 5 |  | Households with no people under 18 years: | 6,255 |  | Family households: | 2,664 |  | Husband-wife family: | 2,190 |  | Other family: | 474 |  | Male led with no wife present: | 170 |  | Female led with no husband present: | 304 |  | Nonfamily households: | 3,591 |  | Male led householder: | 1,656 |  | Female led householder: | 1,935 |  
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  |  Total number led homes in Biddeford, by type |   |  | Total Home Population: | 8,598 |  | Population of Family homes: | 4,972 |  | Population of 15 to 24 year olds: | 231 |  | Population of 25 to 34 year olds: | 749 |  | Population of 35 to 44 year olds: | 1,037 |  | Population of 45 to 54 year olds: | 1,113 |  | Population of 55 to 59 year olds: | 484 |  | Population of 60 to 64 year olds: | 444 |  | Population of 65 to 74 year olds: | 526 |  | Population of 75 to 84 year olds: | 317 |  | Population of 85 year olds and over: | 71 |  | Population of Nonfamily Homes: | 3,626 |  | Population of 15 to 24 year olds: | 408 |  | Population of 25 to 34 year olds: | 551 |  | Population of 35 to 44 year olds: | 405 |  | Population of 45 to 54 year olds: | 609 |  | Population of 55 to 59 year olds: | 314 |  | Population of 60 to 64 year olds: | 284 |  | Population of 65 to 74 year olds: | 442 |  | Population of 75 to 84 year olds: | 406 |  | Population of 85 year olds and over: | 207 |  
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  |  households in Biddeford containing people over 60 |   |  | Total Population: | 8,598 |  | Population of homes with one or more people 60 years and over: | 2,941 |  | 1-person household: | 1,207 |  | 2-or-more-person household: | 1,734 |  | Family households: | 1,580 |  | Nonfamily households: | 154 |  | Population of homes with no people 60 years and over: | 5,657 |  | 1-person household: | 1,375 |  | 2-or-more-person household: | 4,282 |  | Family homes: | 3,392 |  | Nonfamily homes: | 890 |  
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  |  homes in Biddeford with multiple generations. |   |  | Total Population: | 8,598 |  | Home has three or more generations: | 216 |  | Home does not have three or more generations: | 8,382 |  
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  |  Unmarried population in Biddeford under 18 years old in homes |   |  | Total Population: | 3,964 |  | Unmarried partner of home lead present: | 604 |  | In family homes: | 575 |  | Population of male led and male partner homes: | 12 |  | Population of male led and female partner households: | 192 |  | Population of female led and female partner households: | 27 |  | Population of female led and male partner households: | 344 |  | In nonfamily homes: | 29 |  | Population of male led and male partner homes: | 0 |  | Population of male led and female partner homes: | 24 |  | Population of female led and female partner homes: | 0 |  | Population of female led and male partner homes: | 5 |  | No unmarried partner of home lead present: | 3,360 |  | In family homes: | 3,347 |  | Population of husband-wife family homes: | 2,260 |  | Population of male lead with no wife present, family homes: | 210 |  | Population of female lead with no husband present, family homes: | 877 |  | In nonfamily homes: | 13 |  
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  |  Population in families living in Biddeford |   |  | Total Population: | 14,130 |  | Population Under 18 years: | 3,868 |  | Population 18 years and over: | 10,262 |  
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  |  How long in Biddeford have lived in one place. |   |  | Total: | 8,598 |  | Population of Owner occupied homes: | 4,231 |  | Family home: | 3,099 |  | Nonfamily homess: | 1,132 |  | Male led home: | 504 |  | Living alone: | 355 |  | Not living alone: | 149 |  | Female led home: | 628 |  | Living alone: | 514 |  | Not living alone: | 114 |  | Population of Renter occupied homes: | 4,367 |  | Family run homes: | 1,873 |  | Husband-wife family: | 846 |  | Other family: | 1,027 |  | Male led with no wife present: | 270 |  | Female led with no husband present: | 757 |  | Nonfamily Homes: | 2,494 |  | Male led homes: | 1,178 |  | Male living alone: | 773 |  | Male not living alone: | 405 |  | Female led homes: | 1,316 |  | Females living alone: | 940 |  | Females not living alone: | 376 |  
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