Population Demographics for St Joseph County, Indiana in 2020, 2019 
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  |   | Male | Female | Total |  | Total Population | 129,412 | 137,519 | 266,931 |  | White | 101,972 | 108,000 | 209,972 |  | Black or African American | 15,994 | 17,964 | 33,958 |  | Hispanic or Latino | 9,961 | 9,434 | 19,395 |  | Some Other Race | 4,762 | 4,269 | 9,031 |  | Two or More Races | 3,707 | 4,003 | 7,710 |  | Asian | 2,374 | 2,662 | 5,036 |  | American Indian | 498 | 532 | 1,030 |  | Three or more races | 243 | 275 | 518 |  | Native Hawaiian Pacific Islander | 105 | 89 | 194 |  
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  |  Total population in St Joseph County |   |  | Total Population: | 266,931 |  | Male Population: | 129,412 |  | Female Population: | 137,519 |  
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  |  Median age in St Joseph County |   |  | Both sexes | 36 |  | Male | 35 |  | Female | 38 |  
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  |  Population in households in St Joseph County |   |  | Total Population: | 255,659 |  | Male Population: | 124,189 |  | Under 5 years: | 8,934 |  | 5 to 9 years: | 9,379 |  | 10 to 14 years: | 9,263 |  | 15 to 17 years: | 5,767 |  | 18 and 19 years: | 3,127 |  | 20 years: | 1,442 |  | 21 years: | 1,585 |  | 22 to 24 years: | 4,977 |  | 25 to 29 years: | 8,592 |  | 30 to 34 years: | 7,841 |  | 35 to 39 years: | 7,815 |  | 40 to 44 years: | 7,924 |  | 45 to 49 years: | 8,812 |  | 50 to 54 years: | 9,213 |  | 55 to 59 years: | 8,563 |  | 60 and 61 years: | 2,981 |  | 62 to 64 years: | 3,783 |  | 65 and 66 years: | 1,963 |  | 67 to 69 years: | 2,595 |  | 70 to 74 years: | 3,145 |  | 75 to 79 years: | 2,656 |  | 80 to 84 years: | 2,129 |  | 85 years and over: | 1,703 |  | Female Population: | 131,470 |  | Under 5 years: | 8,783 |  | 5 to 9 years: | 8,724 |  | 10 to 14 years: | 9,042 |  | 15 to 17 years: | 5,545 |  | 18 and 19 years: | 2,946 |  | 20 years: | 1,421 |  | 21 years: | 1,665 |  | 22 to 24 years: | 5,344 |  | 25 to 29 years: | 8,517 |  | 30 to 34 years: | 8,275 |  | 35 to 39 years: | 8,181 |  | 40 to 44 years: | 8,294 |  | 45 to 49 years: | 9,320 |  | 50 to 54 years: | 9,471 |  | 55 to 59 years: | 9,060 |  | 60 and 61 years: | 3,184 |  | 62 to 64 years: | 3,961 |  | 65 and 66 years: | 2,203 |  | 67 to 69 years: | 3,036 |  | 70 to 74 years: | 3,940 |  | 75 to 79 years: | 3,743 |  | 80 to 84 years: | 3,458 |  | 85 years and over: | 3,357 |  
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  |  Average household size in St Joseph County |   |  | Total: | 2 |  | Under 18 years: | 1 |  | 18 years and over: | 2 |  
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  |  Number of occupied homes in St Joseph County |   |  | Total: | 103,069 |  | Family led homes: | 66,365 |  | Husband-wife family: | 47,494 |  | Other family: | 18,871 |  | Population of male led with no wife present: | 4,871 |  | Population female led with no husband present: | 14,000 |  | Population of Nonfamily homes: | 36,704 |  | Population living alone: | 29,948 |  | Population not living alone: | 6,756 |  
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  |  Total occupied homes in St Joseph County with people under 18 years old: |   |  | Total: | 103,069 |  | Population of homes with one or more people under 18 years: | 33,159 |  | Population of family homes: | 32,757 |  | Husband-wife family: | 20,263 |  | Under 6 years only: | 4,469 |  | Under 6 years and 6 to 17 years: | 4,746 |  | 6 to 17 years only: | 11,048 |  | Other family: | 12,494 |  | Male householder, no wife present: | 2,975 |  | Under 6 years only: | 806 |  | Under 6 years and 6 to 17 years: | 538 |  | 6 to 17 years only: | 1,631 |  | Female led with no husband present: | 9,519 |  | Under 6 years only: | 2,222 |  | Under 6 years and 6 to 17 years: | 2,182 |  | 6 to 17 years only: | 5,115 |  | Nonfamily households: | 402 |  | Male led households: | 313 |  | Under 6 years only: | 71 |  | Under 6 years and 6 to 17 years: | 34 |  | 6 to 17 years only: | 208 |  | Female led householder: | 89 |  | Under 6 years only: | 18 |  | Under 6 years and 6 to 17 years: | 7 |  | 6 to 17 years only: | 64 |  | Households with no people under 18 years: | 69,910 |  | Family households: | 33,608 |  | Husband-wife family: | 27,231 |  | Other family: | 6,377 |  | Male led with no wife present: | 1,896 |  | Female led with no husband present: | 4,481 |  | Nonfamily households: | 36,302 |  | Male led householder: | 16,857 |  | Female led householder: | 19,445 |  
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  |  Total number led homes in St Joseph County, by type |   |  | Total Home Population: | 103,069 |  | Population of Family homes: | 66,365 |  | Population of 15 to 24 year olds: | 2,255 |  | Population of 25 to 34 year olds: | 10,935 |  | Population of 35 to 44 year olds: | 13,794 |  | Population of 45 to 54 year olds: | 14,919 |  | Population of 55 to 59 year olds: | 6,911 |  | Population of 60 to 64 year olds: | 5,469 |  | Population of 65 to 74 year olds: | 6,689 |  | Population of 75 to 84 year olds: | 4,168 |  | Population of 85 year olds and over: | 1,225 |  | Population of Nonfamily Homes: | 36,704 |  | Population of 15 to 24 year olds: | 2,912 |  | Population of 25 to 34 year olds: | 5,464 |  | Population of 35 to 44 year olds: | 3,801 |  | Population of 45 to 54 year olds: | 6,281 |  | Population of 55 to 59 year olds: | 3,635 |  | Population of 60 to 64 year olds: | 3,165 |  | Population of 65 to 74 year olds: | 4,295 |  | Population of 75 to 84 year olds: | 4,430 |  | Population of 85 year olds and over: | 2,721 |  
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  |  households in St Joseph County containing people over 60 |   |  | Total Population: | 103,069 |  | Population of homes with one or more people 60 years and over: | 34,636 |  | 1-person household: | 13,648 |  | 2-or-more-person household: | 20,988 |  | Family households: | 19,812 |  | Nonfamily households: | 1,176 |  | Population of homes with no people 60 years and over: | 68,433 |  | 1-person household: | 16,300 |  | 2-or-more-person household: | 52,133 |  | Family homes: | 46,553 |  | Nonfamily homes: | 5,580 |  
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  |  homes in St Joseph County with multiple generations. |   |  | Total Population: | 103,069 |  | Home has three or more generations: | 3,430 |  | Home does not have three or more generations: | 99,639 |  
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  |  Unmarried population in St Joseph County under 18 years old in homes |   |  | Total Population: | 65,404 |  | Unmarried partner of home lead present: | 6,121 |  | In family homes: | 5,773 |  | Population of male led and male partner homes: | 111 |  | Population of male led and female partner households: | 2,322 |  | Population of female led and female partner households: | 229 |  | Population of female led and male partner households: | 3,111 |  | In nonfamily homes: | 348 |  | Population of male led and male partner homes: | 0 |  | Population of male led and female partner homes: | 314 |  | Population of female led and female partner homes: | 11 |  | Population of female led and male partner homes: | 23 |  | No unmarried partner of home lead present: | 59,283 |  | In family homes: | 59,057 |  | Population of husband-wife family homes: | 41,243 |  | Population of male lead with no wife present, family homes: | 2,708 |  | Population of female lead with no husband present, family homes: | 15,106 |  | In nonfamily homes: | 226 |  
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  |  Population in families living in St Joseph County |   |  | Total Population: | 203,914 |  | Population Under 18 years: | 64,035 |  | Population 18 years and over: | 139,879 |  
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  |  How long in St Joseph County have lived in one place. |   |  | Total: | 103,069 |  | Population of Owner occupied homes: | 71,454 |  | Family home: | 51,352 |  | Nonfamily homess: | 20,102 |  | Male led home: | 9,078 |  | Living alone: | 7,177 |  | Not living alone: | 1,901 |  | Female led home: | 11,024 |  | Living alone: | 9,741 |  | Not living alone: | 1,283 |  | Population of Renter occupied homes: | 31,615 |  | Family run homes: | 15,013 |  | Husband-wife family: | 6,156 |  | Other family: | 8,857 |  | Male led with no wife present: | 1,833 |  | Female led with no husband present: | 7,024 |  | Nonfamily Homes: | 16,602 |  | Male led homes: | 8,092 |  | Male living alone: | 6,077 |  | Male not living alone: | 2,015 |  | Female led homes: | 8,510 |  | Females living alone: | 6,953 |  | Females not living alone: | 1,557 |  
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