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Population by Age in Placer County
*Base on 2010 Data
| Total population | 348,432 | 100.00% |
| Under 5 years | 20,851 | 5.98% |
| 5 to 9 years | 23,604 | 6.77% |
| 10 to 14 years | 24,986 | 7.17% |
| 15 to 19 years | 24,298 | 6.97% |
| 20 to 24 years | 17,936 | 5.15% |
| 25 to 29 years | 19,560 | 5.61% |
| 30 to 34 years | 19,613 | 5.63% |
| 35 to 39 years | 21,871 | 6.28% |
| 40 to 44 years | 24,694 | 7.09% |
| 45 to 49 years | 27,232 | 7.82% |
| 50 to 54 years | 26,107 | 7.49% |
| 55 to 59 years | 22,972 | 6.59% |
| 60 to 64 years | 21,146 | 6.07% |
| 65 to 69 years | 16,459 | 4.72% |
| 70 to 74 years | 12,531 | 3.60% |
| 75 to 79 years | 10,019 | 2.88% |
| 80 to 84 years | 7,299 | 2.09% |
| 85 years and over | 7,254 | 2.08% |
Male Population in Placer County
*Base on 2010 Data
| Male population | 170,151 | 48.83% |
| Under 5 years | 10,613 | 3.05% |
| 5 to 9 years | 12,077 | 3.47% |
| 10 to 14 years | 12,686 | 3.64% |
| 15 to 19 years | 12,512 | 3.59% |
| 20 to 24 years | 9,326 | 2.68% |
| 25 to 29 years | 9,849 | 2.83% |
| 30 to 34 years | 9,737 | 2.79% |
| 35 to 39 years | 10,623 | 3.05% |
| 40 to 44 years | 11,977 | 3.44% |
| 45 to 49 years | 13,344 | 3.83% |
| 50 to 54 years | 12,712 | 3.65% |
| 55 to 59 years | 11,047 | 3.17% |
| 60 to 64 years | 9,985 | 2.87% |
| 65 to 69 years | 7,605 | 2.18% |
| 70 to 74 years | 5,837 | 1.68% |
| 75 to 79 years | 4,551 | 1.31% |
| 80 to 84 years | 3,116 | 0.89% |
| 85 years and over | 2,554 | 0.73% |
Female Population in Placer County
*Base on 2010 Data
| Female population | 178,281 | 51.17% |
| Under 5 years | 10,238 | 2.94% |
| 5 to 9 years | 11,527 | 3.31% |
| 10 to 14 years | 12,300 | 3.53% |
| 15 to 19 years | 11,786 | 3.38% |
| 20 to 24 years | 8,610 | 2.47% |
| 25 to 29 years | 9,711 | 2.79% |
| 30 to 34 years | 9,876 | 2.83% |
| 35 to 39 years | 11,248 | 3.23% |
| 40 to 44 years | 12,717 | 3.65% |
| 45 to 49 years | 13,888 | 3.99% |
| 50 to 54 years | 13,395 | 3.84% |
| 55 to 59 years | 11,925 | 3.42% |
| 60 to 64 years | 11,161 | 3.20% |
| 65 to 69 years | 8,854 | 2.54% |
| 70 to 74 years | 6,694 | 1.92% |
| 75 to 79 years | 5,468 | 1.57% |
| 80 to 84 years | 4,183 | 1.20% |
| 85 years and over | 4,700 | 1.35% |
Median Age in Placer County
*Base on 2010 Data
| Both | 40.30% | |
| Male | 39.00% | |
| Female | 41.40% |
Race in Placer County
*Base on 2010 Data
| Total | 348,432 | 100.00% |
| Population of one race | 333,327 | 95.66% |
| White | 290,977 | 83.51% |
| Black or African American | 4,751 | 1.36% |
| American Indian and Alaska Native | 3,011 | 0.86% |
| Asian | 20,435 | 5.86% |
| Asian Indian | 4,370 | 1.25% |
| Chinese | 2,951 | 0.85% |
| Filipino | 6,534 | 1.88% |
| Japanese | 1,965 | 0.56% |
| Korean | 1,301 | 0.37% |
| Vietnamese | 1,381 | 0.40% |
| Other Asian | 1,933 | 0.55% |
| Native Hawaiian and Other Pacific Islander | 778 | 0.22% |
| Native Hawaiian | 223 | 0.06% |
| Guamanian or Chamorro | 190 | 0.05% |
| Samoan | 75 | 0.02% |
| Other Pacific Islander | 290 | 0.08% |
| Some Other Race | 13,375 | 3.84% |
| Population of Two or More Races | 15,105 | 4.34% |
| White; American Indian and Alaska Native | 3,263 | 0.94% |
| White; Asian | 4,954 | 1.42% |
| White; Black or African American | 1,533 | 0.44% |
| White; Some Other Race | 2,326 | 0.67% |
The Population 16 Years in Placer County
*Base on 2010 Data
| Total | 273,779 | 100.00% |
| Male | 132,088 | 48.25% |
| Female | 141,691 | 51.75% |
The Population 18 Years in Placer County
*Base on 2010 Data
| Total | 263,347 | 100.00% |
| Male | 126,797 | 48.15% |
| Female | 136,550 | 51.85% |
The Population 21 Years in Placer County
*Base on 2010 Data
| Total | 250,895 | 100.00% |
| Male | 120,210 | 47.91% |
| Female | 130,685 | 52.09% |
The Population 62 Years in Placer County
*Base on 2010 Data
| Total | 66,117 | 100.00% |
| Male | 29,664 | 44.87% |
| Female | 36,453 | 55.13% |
The Population 65 Years in Placer County
*Base on 2010 Data
| Total | 53,562 | 100.00% |
| Male | 23,663 | 44.18% |
| Female | 29,899 | 55.82% |
Race (total races tallied) in Placer County
*Base on 2010 Data
| White alone or in combination with one or more other races | 304,752 | 83.50% |
| Black or African American alone or in combination with one or more other races | 7,237 | 1.98% |
| American Indian and Alaska Native alone or in combination with one or more other races | 7,287 | 2.00% |
| Asian alone or in combination with one or more other races | 27,034 | 7.41% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 1,963 | 0.54% |
| Some Other Race alone or in combination with one or more other races | 16,696 | 4.57% |
Hispanic or Latino by Specific Origin in Placer County
*Base on 2010 Data
| Total | 348,432 | 100.00% |
| Hispanic or Latino (of any race) | 44,710 | 12.83% |
| Mexican | 33,954 | 9.74% |
| Puerto Rican | 1,552 | 0.45% |
| Cuban | 376 | 0.11% |
| Other Hispanic or Latino | 8,828 | 2.53% |
| Not Hispanic or Latino | 303,722 | 87.17% |
Hispanic or Latino and Race in Placer County
*Base on 2010 Data
| Total | 348,432 | 100.00% |
| Hispanic or Latino | 44,710 | 12.83% |
| White alone | 25,683 | 7.37% |
| Black or African American alone | 324 | 0.09% |
| American Indian and Alaska Native alone | 931 | 0.27% |
| Asian alone | 472 | 0.14% |
| Native Hawaiian and Other Pacific Islander alone | 81 | 0.02% |
| Some Other Race alone | 12,772 | 3.67% |
| Two or More Races | 4,447 | 1.28% |
| Not Hispanic or Latino | 303,722 | 87.17% |
| White alone | 265,294 | 76.14% |
| Black or African American alone | 4,427 | 1.27% |
| American Indian and Alaska Native alone | 2,080 | 0.60% |
| Asian alone | 19,963 | 5.73% |
| Native Hawaiian and Other Pacific Islander alone | 697 | 0.20% |
| Some Other Race alone | 603 | 0.17% |
| Two or More Races | 10,658 | 3.06% |
Relationship in Placer County
*Base on 2010 Data
| Total | 348,432 | 100.00% |
| In households | 344,625 | 98.91% |
| Householder | 132,627 | 38.06% |
| Spouse | 75,509 | 21.67% |
| Child | 101,961 | 29.26% |
| Own child under 18 years | 78,339 | 22.48% |
| Other relatives | 16,094 | 4.62% |
| Under 18 years | 5,138 | 1.47% |
| 65 years and over | 3,331 | 0.96% |
| Nonrelatives | 18,434 | 5.29% |
| Under 18 years | 1,297 | 0.37% |
| 65 years and over | 1,232 | 0.35% |
| Unmarried partner | 7,848 | 2.25% |
| In group quarters | 3,807 | 1.09% |
| Institutionalized population | 1,717 | 0.49% |
| Male | 845 | 0.24% |
| Female | 872 | 0.25% |
| Noninstitutionalized population | 2,090 | 0.60% |
| Male | 1,072 | 0.31% |
| Female | 1,018 | 0.29% |
Households by Type in Placer County
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 132,627 | 100.00% |
| Family households (families) | 93,536 | 70.53% |
| With own children under 18 years | 42,310 | 31.90% |
| Husband-wife family | 75,509 | 56.93% |
| With own children under 18 years | 32,342 | 24.39% |
| Male householder, no wife present | 5,771 | 4.35% |
| With own children under 18 years | 3,265 | 2.46% |
| Female householder, no husband present | 12,256 | 9.24% |
| With own children under 18 years | 6,703 | 5.05% |
| Nonfamily households | 39,091 | 29.47% |
| Householder living alone | 30,496 | 22.99% |
| Male | 12,149 | 9.16% |
| 65 years and over | 3,455 | 2.61% |
| Female | 18,347 | 13.83% |
| 65 years and over | 9,725 | 7.33% |
Households with individuals under 18 years in Placer County
*Base on 2010 Data
| Total | 45,573 | 34.36% |
Households with individuals under 65 years in Placer County
*Base on 2010 Data
| Total | 37,549 | 28.31% |
Average Household Size in Placer County
*Base on 2010 Data
| Average household size | 3 | % |
Average Family Size in Placer County
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Placer County
*Base on 2010 Data
| Total | 152,648 | 100.00% |
| Occupied housing units | 132,627 | 86.88% |
| Vacant housing units | 20,021 | 13.12% |
| For rent | 3,080 | 2.02% |
| Rented, not occupied | 195 | 0.13% |
| For sale only | 2,284 | 1.50% |
| Sold, not occupied | 481 | 0.32% |
| For seasonal, recreational, or occasional use | 12,020 | 7.87% |
| All other vacants | 1,961 | 1.28% |
Homeowner Vacancy Rate in Placer County
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 2.40% |
Rental Vacancy Rate in Placer County
*Base on 2010 Data
| Rental vacancy rate (percent) | 7.40% |
Housing Tenure(Occupied housing units) in Placer County
*Base on 2010 Data
| Total | 132,627 | 100.00% |
| Owner-occupied housing units | 94,223 | 71.04% |
| Renter-occupied housing units | 38,404 | 28.96% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Placer County
*Base on 2010 Data
| Owner-occupied housing units | 248,723 | 72.17% |
| Renter-occupied housing units | 95,902 | 27.83% |
Average Household Size of Occupied Housing Units by Tenure in Placer County
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 3 | % |