Population Demographics for Prairie Ridge, Washington in 2020, 2019 
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  |  Total population in Prairie Ridge |   |  | Total Population: | 11,464 |  | Male Population: | 5,925 |  | Female Population: | 5,539 |  
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  |  Median age in Prairie Ridge |   |  | Both sexes | 35 |  | Male | 35 |  | Female | 35 |  
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  |  Population in households in Prairie Ridge |   |  | Total Population: | 11,464 |  | Male Population: | 5,925 |  | Under 5 years: | 397 |  | 5 to 9 years: | 407 |  | 10 to 14 years: | 477 |  | 15 to 17 years: | 324 |  | 18 and 19 years: | 192 |  | 20 years: | 81 |  | 21 years: | 81 |  | 22 to 24 years: | 221 |  | 25 to 29 years: | 379 |  | 30 to 34 years: | 387 |  | 35 to 39 years: | 429 |  | 40 to 44 years: | 463 |  | 45 to 49 years: | 580 |  | 50 to 54 years: | 545 |  | 55 to 59 years: | 357 |  | 60 and 61 years: | 109 |  | 62 to 64 years: | 132 |  | 65 and 66 years: | 69 |  | 67 to 69 years: | 75 |  | 70 to 74 years: | 87 |  | 75 to 79 years: | 68 |  | 80 to 84 years: | 39 |  | 85 years and over: | 26 |  | Female Population: | 5,539 |  | Under 5 years: | 383 |  | 5 to 9 years: | 374 |  | 10 to 14 years: | 425 |  | 15 to 17 years: | 294 |  | 18 and 19 years: | 147 |  | 20 years: | 70 |  | 21 years: | 59 |  | 22 to 24 years: | 199 |  | 25 to 29 years: | 349 |  | 30 to 34 years: | 402 |  | 35 to 39 years: | 400 |  | 40 to 44 years: | 437 |  | 45 to 49 years: | 557 |  | 50 to 54 years: | 478 |  | 55 to 59 years: | 334 |  | 60 and 61 years: | 86 |  | 62 to 64 years: | 124 |  | 65 and 66 years: | 72 |  | 67 to 69 years: | 91 |  | 70 to 74 years: | 106 |  | 75 to 79 years: | 63 |  | 80 to 84 years: | 51 |  | 85 years and over: | 38 |  
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  |  Average household size in Prairie Ridge |   |  | Total: | 2 |  | Under 18 years: | 0 |  | 18 years and over: | 2 |  
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  |  Number of occupied homes in Prairie Ridge |   |  | Total: | 3,977 |  | Family led homes: | 3,037 |  | Husband-wife family: | 2,291 |  | Other family: | 746 |  | Population of male led with no wife present: | 335 |  | Population female led with no husband present: | 411 |  | Population of Nonfamily homes: | 940 |  | Population living alone: | 647 |  | Population not living alone: | 293 |  
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  |  Total occupied homes in Prairie Ridge with people under 18 years old: |   |  | Total: | 3,977 |  | Population of homes with one or more people under 18 years: | 1,690 |  | Population of family homes: | 1,661 |  | Husband-wife family: | 1,175 |  | Under 6 years only: | 238 |  | Under 6 years and 6 to 17 years: | 242 |  | 6 to 17 years only: | 695 |  | Other family: | 486 |  | Male householder, no wife present: | 216 |  | Under 6 years only: | 62 |  | Under 6 years and 6 to 17 years: | 41 |  | 6 to 17 years only: | 113 |  | Female led with no husband present: | 270 |  | Under 6 years only: | 43 |  | Under 6 years and 6 to 17 years: | 48 |  | 6 to 17 years only: | 179 |  | Nonfamily households: | 29 |  | Male led households: | 26 |  | Under 6 years only: | 6 |  | Under 6 years and 6 to 17 years: | 2 |  | 6 to 17 years only: | 18 |  | Female led householder: | 3 |  | Under 6 years only: | 0 |  | Under 6 years and 6 to 17 years: | 0 |  | 6 to 17 years only: | 3 |  | Households with no people under 18 years: | 2,287 |  | Family households: | 1,376 |  | Husband-wife family: | 1,116 |  | Other family: | 260 |  | Male led with no wife present: | 119 |  | Female led with no husband present: | 141 |  | Nonfamily households: | 911 |  | Male led householder: | 555 |  | Female led householder: | 356 |  
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  |  Total number led homes in Prairie Ridge, by type |   |  | Total Home Population: | 3,977 |  | Population of Family homes: | 3,037 |  | Population of 15 to 24 year olds: | 55 |  | Population of 25 to 34 year olds: | 476 |  | Population of 35 to 44 year olds: | 770 |  | Population of 45 to 54 year olds: | 968 |  | Population of 55 to 59 year olds: | 283 |  | Population of 60 to 64 year olds: | 192 |  | Population of 65 to 74 year olds: | 188 |  | Population of 75 to 84 year olds: | 88 |  | Population of 85 year olds and over: | 17 |  | Population of Nonfamily Homes: | 940 |  | Population of 15 to 24 year olds: | 42 |  | Population of 25 to 34 year olds: | 123 |  | Population of 35 to 44 year olds: | 128 |  | Population of 45 to 54 year olds: | 245 |  | Population of 55 to 59 year olds: | 119 |  | Population of 60 to 64 year olds: | 91 |  | Population of 65 to 74 year olds: | 115 |  | Population of 75 to 84 year olds: | 56 |  | Population of 85 year olds and over: | 21 |  
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  |  households in Prairie Ridge containing people over 60 |   |  | Total Population: | 3,977 |  | Population of homes with one or more people 60 years and over: | 901 |  | 1-person household: | 246 |  | 2-or-more-person household: | 655 |  | Family households: | 611 |  | Nonfamily households: | 44 |  | Population of homes with no people 60 years and over: | 3,076 |  | 1-person household: | 401 |  | 2-or-more-person household: | 2,675 |  | Family homes: | 2,426 |  | Nonfamily homes: | 249 |  
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  |  homes in Prairie Ridge with multiple generations. |   |  | Total Population: | 3,977 |  | Home has three or more generations: | 191 |  | Home does not have three or more generations: | 3,786 |  
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  |  Unmarried population in Prairie Ridge under 18 years old in homes |   |  | Total Population: | 3,080 |  | Unmarried partner of home lead present: | 369 |  | In family homes: | 339 |  | Population of male led and male partner homes: | 7 |  | Population of male led and female partner households: | 190 |  | Population of female led and female partner households: | 14 |  | Population of female led and male partner households: | 128 |  | In nonfamily homes: | 30 |  | Population of male led and male partner homes: | 0 |  | Population of male led and female partner homes: | 30 |  | 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: | 2,711 |  | In family homes: | 2,700 |  | Population of husband-wife family homes: | 2,206 |  | Population of male lead with no wife present, family homes: | 164 |  | Population of female lead with no husband present, family homes: | 330 |  | In nonfamily homes: | 11 |  
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  |  Population in families living in Prairie Ridge |   |  | Total Population: | 9,702 |  | Population Under 18 years: | 2,999 |  | Population 18 years and over: | 6,703 |  
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  |  How long in Prairie Ridge have lived in one place. |   |  | Total: | 3,977 |  | Population of Owner occupied homes: | 3,418 |  | Family home: | 2,628 |  | Nonfamily homess: | 790 |  | Male led home: | 475 |  | Living alone: | 331 |  | Not living alone: | 144 |  | Female led home: | 315 |  | Living alone: | 237 |  | Not living alone: | 78 |  | Population of Renter occupied homes: | 559 |  | Family run homes: | 409 |  | Husband-wife family: | 225 |  | Other family: | 184 |  | Male led with no wife present: | 76 |  | Female led with no husband present: | 108 |  | Nonfamily Homes: | 150 |  | Male led homes: | 106 |  | Male living alone: | 55 |  | Male not living alone: | 51 |  | Female led homes: | 44 |  | Females living alone: | 24 |  | Females not living alone: | 20 |  
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